Back
  1. Home/
  2. Indian Tenders/
  3. Uttarakhand Tenders/
  4. Military Engineer Services/
  5. Overview

Military Engineer Services Tender

View complete overview of Uttarakhand MES Tender

Military Engineer Services - MES Tender

Works
Electrical and Electronics
Electrical Works
Eprocure
Dehradun, Uttarakhand
Opening Date15 Feb 2024
Closing DateCancelled
Tender Amount₹ 4,27,42,000 
Notes
Download

Costs

Description

Unlock the Tender details for free
Scription for unregistered user this is tender description for unregistered user this is tender description for unregistered user this is tender description for unregistered user this is tender description for unregistered user this is tender description for unregistered user this is tender description for unregistered user this is tender description for unregistered user this is tender description for unregistered user this is tender description for unregistered user this is tender description for unregistered user this is tender description for unregistered user this is tender description for unregistered user this is tender description for unregistered user this is tender description for unregistered user this is tender description for unregistered user this is tender description for unregistered user this is tender description for unregistered user

Contact

Unlock the Tender details for free
GEM & Bid Advisory Services
Get portal registration, tender bidding, product/service listing or vendor/MSME certification services at a nominal cost
Request Call Back

BOQ Items

... More
DO_NOT_SHOW

-

-

-

View all details for FREE
... More
(A) Operating Condition [i] Liquid Type: Water [ii] Pump head: 11 mWC [iii] Pump flow: 4.23 LPS [iv] Liquid Pumping temp.: 0.C to 60.C (B) MOC (Material of Construction) [i] Pump housing: Cast Iron [ii] Shaft: Stainless steel [iii] Impeller: Stainless steel [iv] Mechanical seal: Carbon / ceramic [v] Stage chambers: Stainless steel [vi] Seal: EPDM [vii] Housing cover: Stainless steel (C) Driver Detail [i] Motor Type: TEFC squirrel cage induction motor [ii] Motor Capacity: 1.16 KW [iii] Mounting arrangement: Flange (vertical) on motor stool [iv] Motor rated speed: 2900 RPM" [v] Degree of protection: IP 54 [vi] Voltage: 415 V ± 10% [vii] Frequency: 50 Hz NOTES:- [i] Necessary civil work viz. foundation for placement of pump and pump accessories shall be covered in the scope of work. [ii] Pressure gauges, thermometers and drains shall be measured and paid for separately.

-

-

-

... More
Supply, installation, testing and commissioning of CTI certified factory assembled / field erected, industrial duty, induced draft, cross-flow type, film fill P-FRP cooling tower suitable for 70 TR (750 MBH) actual load to cool water from 36 ºC to 32 ºC (ΔT 4 ºC) at entering wet bulb temperature 27 ºC having uniform water distribution and optimal heat transfer having casing of at least 5 mm thick UV stabilised fiberglass reinforced plastic (FRP) panels, laminated to each other providing a watertight seal, with stainless steel support structure of sufficient structural strength to withstand vibrations and wind velocity up to 60 m/s, mechanical access platform, HDPE shell and sump, FRP basin, low pressured spray system having totally enclosed, non-corroding PVC pipe with large orifice non-clog spray nozzle distribution with single water inlet for hot water distribution, diagonal offset flute, film type thermoformed PVC counterflow fill suitable for entering water temperatures up to 60 ºC, thermoformed UV resistant polypropylene cellular drift eliminators having drift losses ≤ 0.0005% of the water flow rate, propeller type direct driven fan incorporating wide-chord geometry and having FRP blades and steel hubs, energy efficient (IE4) TEFC squirrel cage induction motor squirrel cage induction motor(s), conforming to IS 12615: 2018, with class 'F' insulation complete with accessories all as specified and directed by the engineer-in-charge. NOTES: [i] Necessary civil work viz. foundation, supporting structure, etc. for placement of cooling tower shall be deemed included in the scope of work. [ii] The fan motor shall be suitable for 3- Phase, 415 V ± 10%, 50 Hz AC supply.

1

-

-

... More
Supply, installation, testing and commissioning of Single / Multi-stage, centrifugal, monoblock pump (condenser water pump) suitable to below mentioned operating condition, material of construction & driver / motor, conforming to IS 9079: 2018 & tested as per IS 5120: 1977 having base plate, mounting channel frame, accessories and fittings, viz. pressure gauges, thermometers, drains, coupling, coupling guard, vibration isolation arrangement by means of spring / rubber type mounting duly insulated with FM approved highly- flexible, closed-cell thermal insulation of elastomeric foam based on synthetic rubber (NBR) of appropriate thickness laminated with 12 micron aluminium foil facing with reinforced glass scrim along with adhesives and other necessary accessories complete all as specified and directed. (2 Working + 1 Stand-by)

3

-

-

... More
(A) Operating Condition [i] Liquid Type: Water [ii] Pump head: 15 mWC [iii] Pump flow: 6.62 LPS [iv] Liquid Pumping temp.: 0.C to 60.C (B) MOC (Material of Construction) [i] Pump housing: Cast Iron [ii] Shaft: Stainless steel [iii] Impeller: Stainless steel [iv] Mechanical seal: Carbon / ceramic [v] Stage chambers: Stainless steel [vi] Seal: EPDM [vii] Housing cover: Stainless steel (C) Driver Detail [i] Motor Type: TEFC squirrel cage induction motor [ii] Motor Capacity: 2.51 KW [iii] Mounting arrangement: Flange (vertical) on motor stool [iv] Motor rated speed: 2900 RPM [v] Degree of protection: IP 54 [vi] Voltage: 230 V ± 10% [vii] Frequency: 50 Hz NOTES: [i] Necessary civil work viz. foundation for placement of pump and pump accessories shall be covered in the scope of work. [ii] Pressure gauges, thermometers and drains shall be measured and paid for separately.

-

-

-

... More
S & F of ASME pre-charged vertical closed bladder expansion tank, stamped for 125 psi (862 kPa) working pressure having carbon steel shell, conforming to IS 2825: 1969, coated (inside & outside) with anti-corrosion paint with a heavy-duty butyl replaceable bladder, ring base, lifting rings, and 20 mm NPT piping connection protected by strainer at the water inlet, air charging valve connection to facilitate adjusting pre-charge pressure to meet actual system conditions complete with accessories as specified and directed for the following capacity:-

-

-

-

... More
100 Litre (for Chilled water piping)

1

-

-

... More
50 Litre (for Hot water piping)

2

-

-

... More
Supply, installation, testing and commissioning of fully BMS and SCADA compatible IP 55 rated electric Hot Water Generator (HWG) in vertical configuration, suitable for 90 kW heat output or 6350 kg/hr water flowrate, 2.5 to 4.0 kg/cm2 operating pressure range and 30 °C to 95 °C operating temperature range, having automatic stage sequence reversal, slave SCR power controller to modulate the entire load from 0-100%, embedded LCD, RS-232C / RS-485 port & ethernet port for communication, in-built self-diagnostic tool, etc. complete all as specified and directed.

2

-

-

... More
Water 'In' Temperature: 45°C Water 'Out' Temperature: 70°C 1x90 Kilowatt working + 1x90 kilowatt Stand-by The HWG shall conform to the following requirements / specifications: [A] HEATING ELEMENTS (i) Pressure-rated flanged type immersion heaters, conforming to IS 4159: 2002, consisting of multiple tubular heating elements formed into hairpins which are silver-brazed to a mating flange [B] PRESSURE VESSEL (i) Water Vessel, conforming to IS 2825: 1969 rated for 160 psig maximum working pressure at 120 °C and tested at 300 psig having top openable thick MS plate designed for maximum element to water contact for efficient operation, welded to shell flange (ii) Connections for water inlet & outlet with mating flanges (iii) Descaling point & drain connection for system drainage [C] INSULATION (i) 50 mm thick resin bounded fibreglass wool of density 32 kg/cum and cladded with aluminium sheet to minimum heat loss

-

-

-

... More
[D] CONTROL CABINET (i) Integral control panel made out of 2.0 mm thick powder coated CRCA sheet having louvers to insure adequate ventilation of the control and heater terminal compartment (ii) Base frame fabricated out of ISMC100 channel (iii) hinged doors with lockable padlocks for access to all control compartments [E] CONTROL & SAFETY (i) Incomer MCCB with electrolytic grade copper busbar and mechanical interlock for safe operation (ii) Magnetic Contactors with MCB / HBC fuses for heater switching (iii) Pilot lights indicating the functional operation, i.e. Phase Indication, Each Stage ON, Supply ON, etc. (iv) Alarm package to de-energize the boiler and give audible and visual indications of high temperature, low water level or zero flow rates (each condition should be indicated with a separate pilot light) (v) Pressure Relief Valve & Air Purge Valve (vi) Temperature & Pressure gauges at both inlet and outlet [F] STEP CONTROLLER (i) Temperature Control using microprocessor based multi-stage electronic progressive staging sequencer with thermistor sensor to control the HWG in stages (ii) Logic and Control circuits to continuously monitor the input signal to determine if more or less heat is required [G] BMS (i) Dry contacts for start / stop command, on / off status indication, fault indications, viz., high temperature and low water level, etc. (ii) Provision for remote operation and local remote selector switch status (iii) RS-485 communication port for remote programming and control (iv) Remote interlock to user enabled energizing or de-energizing of the HWG from remote or any field / pump interlock

-

-

-

... More
Supply, installation, testing and commissioning of Single / Multi-stage, centrifugal, monoblock pump (Hot water pump) suitable to below mentioned operating condition, material of construction & driver / motor, conforming to IS 9079: 2018 & tested as per IS 5120: 1977 having base plate, mounting channel frame, accessories and fittings, viz. pressure gauges, thermometers, drains, coupling, coupling guard, vibration isolation arrangement by means of spring /rubber type mounting duly insulated with FM approved highly- flexible, closed-cell thermal insulation of elastomeric foam based on synthetic rubber (NBR) of appropriate thickness laminated with 12 micron aluminium foil facing with reinforced glass scrim along with adhesives and other necessary accessories complete all as specified and directed. (1 Working + 1 Stand-by)

2

-

-

... More
(A) Operating Condition [i] Liquid Type: Water [ii] Pump head: 9 mWC [iii] Pump flow: 1.96 LPS [iv] Liquid Pumping temp.: 0.C to 60.C (B) MOC (Material of Construction) [i] Pump housing: Cast Iron [ii] Shaft: Stainless steel [iii] Impeller: Stainless steel [iv] Mechanical seal: Carbon / ceramic [v] Stage chambers: Stainless steel [vi] Seal: EPDM [vii] Housing cover: Stainless steel (C) Driver Detail [i] Motor Type: TEFC squirrel cage induction motor [ii] Motor Capacity: 0.46 KW [iii] Mounting arrangement: Flange (vertical) on motor stool [iv] Motor rated speed: 2900 RPM [v] Degree of protection: IP 54 [vi] Voltage: 415 V ± 10% [vii] Frequency: 50 Hz NOTES: [i] Necessary civil work viz. foundation for placement of pump and pump accessories shall be covered in the scope of work. [ii] Pressure gauges, thermometers and drains shall be measured and paid for separately.

-

-

-

... More
Supply, installation, testing and commissioning of factory made, CPRI / ERDA type tested, fully compartmentalized bolted type HVAC PANEL (design verified assembly- DVA) of suitable size conforming to IEC 61439-1 & 2 and IEC 61641 and having modular extensible design suitable for indoor mounting, internal arc compliance of minimum 70 kA for 0.5s, made out of 2.0 mm thick mild steel CRCA sheet, having both sides openable with hinged doors and locking arrangement, IP 43 & IK 10 protection, supported and fixed on structural frame of angle iron of suitable size, including earthing stud, labelling, painting to all internal & external exposed steel surfaces with powder coating paint (7 tank process), duly fixed in ground with PCC foundation (1:2:4) type B1, with danger notice plate of 1.6 mm thick mild steel vitreous enamelled (white) with letters, figures and conventional skull and bones in signal red colour suitable for 3- Phase, 4-Wire system, 500 V grade with necessary wiring, PVC sheathed stranded copper conductor of appropriate length and size, including fixing lugs, bolts, screws, etc. complete all as specified and directed by the engineer-in-charge.

2

-

-

... More
The HAVC PANEL shall comprise of the following: [A] BUSBAR CHAMBER [i] 01 Set (3L + N) of copper busbar of rated capacity 400 A, 25 kA, 415V, 50 Hz covered with PVC insulated sleeves including insulator, nuts, bolts, etc. with complete connection [B] INCOMING [i] Circuit Breaker (a) 250 A, 415 V, Ics = 100% Icu = 25 kA, 50 Hz 3P MCCB, conforming to IEC 60947-2: 2016, having microprocessor based trip unit, adjustable overload setting, adjustable short-circuit setting, adjustable neutral protection, front indication LEDs, etc.- 02 Nos. [ii] Protective Relay (a) Instantaneous Overcurrent Relay (50)- 01 Nos. (b) Instantaneous Overcurrent Relay (50N)- 01 Nos. (c) AC Inverse Time Overcurrent Relay (51)- 01 Nos. (d) AC Inverse Time Overcurrent Relay (51N)- 01 Nos. (e) Undervoltage Relay (27)- 01 Nos. [iii] Instrumentation & Measurement (a) Cl 1.0 multi-function meter capable of measuring V, A, F, PF, W/VA, Wh/VAh, Runhrs. Onhrs & interrupts- 01 Nos. (b) CL3P 415V/ã3 / 110V/ã3 CL3P P.T. with 50 VA burden- 01 Nos. (c) 250/5A CL5P10 C.T. with 10 VA burden- 01 Nos. (d) 250/5A Cl. 1.0 C.T. with 10 VA burden- 01 Nos. (e) 6A, 10kA, 415V, 50 Hz 4P MCB- 02 Nos." [iv] Indication & Annunciation (a) LED phase indicators (Red, Yellow, Blue)- 01 Set (b) LED status indicators (ON, OFF, TRIP)- 01 Set (c) LED status indicators (SC, CSH, RTC)- 01 Set (d) Auto / Manual Switch (e) EM (emergency) Switch (f) TNC Switch

-

-

-

... More
[C] OUTGOING [i] Circuit Breaker (a) 160 A, 415 V, Ics = 100% Icu = 25 kA, 50 Hz 3P MCCB, conforming to IEC 60947-2: 2016, having microprocessor based trip unit, adjustable overload setting, adjustable short-circuit setting, adjustable neutral protection, front indication LEDs, etc.- 02 Nos. (b) 125 A, 415 V, Ics = 100% Icu = 25 kA, 50 Hz 3P MCCB, conforming to IEC 60947-2: 2016, having microprocessor based trip unit, adjustable overload setting, adjustable short-circuit setting, adjustable neutral protection, front indication LEDs, etc.- 04 Nos. (c) 40 A, 415 V, Ics = 100% Icu = 25 kA, 50 Hz 4P MCCB, conforming to IEC 60947-2: 2016, having thermal magnetic trip unit, adjustable overload setting, adjustable short-circuit setting, adjustable neutral protection, front indication LEDs, etc.- 02 Nos. (d) 32 A, 415 V, Ics = 100% Icu = 25 kA, 50 Hz 4P MCCB, conforming to IEC 60947-2: 2016, having thermal magnetic trip unit, adjustable overload setting, adjustable short-circuit setting, adjustable neutral protection, front indication LEDs, etc.- 10 Nos. (f) Fully automatic DOL starter, suitable for 2.5 kW motor, complete with contactors, push button, LED type indicators, auto/manual selector switch, overload protection, current sensing type single phase preventer complete with all accessories and wiring etc.- 04 Nos. (g) Fully automatic DOL starter, suitable for 1.5 kW motor, complete with contactors, push button, LED type indicators, auto/manual selector switch, overload protection, current sensing type single phase preventer complete with all accessories and wiring etc.- 04 Nos.

-

-

-

... More
(h) Fully automatic DOL starter, suitable for 0.5 kW motor, complete with contactors, push button, LED type indicators, auto/manual selector switch, overload protection, current sensing type single phase preventer complete with all accessories and wiring etc.- 02 Nos. [ii] Instrumentation & Measurement (a) 50/5A Cl 1.0 CT having 5VA burden- 10 Nos. (b) 0-32A ammeter- 10 Nos. [iii] Indication & Annunciation (a) LED status indicators (ON, OFF, TRIP)- 18 Set (b) Position (Selector) Switch- 10 Set NOTES: [i] The Panel shall be procured from the OEM authorized franchises only. [ii] The busbars shall be of double deck arrangement for rating . 2000A interleaved /non-interleaved design as per OEM. [iii] The Panel / Switchboard shall be tested to withstand vibration caused by an earthquake in accordance with IEC 60068-3-3:2013 or IS 1893 Zone V. [iv] All the necessary noble components (viz., structural, Door noble like hinge, Bush, Door alignment gauge and Bus bar noble - Bus bar support, Close profile structure - horizontal & vertical) of the Panel shall be given by the OEM. [v] Necessary control and switching devices to execute the switching and control logic shall be deemed inclusive of the scope of supply irrespective of them being specified / not specified above.

-

-

-

... More
M & L for ISI marked 1.1 kV grade aluminium conductor, XLPE insulated armoured cables, conforming to IS: 7098 (Part 1)- 1988 having stranded aluminium compact shaped conductor as per Cl. 2, IS: 8130- 1984, PVC inner sheath, single armouring of galvanized steel strip/wire and PVC Type ST- 2 outer sheath conforming to IS: 5831- 1984, including necessary clamping / dressing with cable ties and termination complete all as specified and directed for the following size(s):-

-

-

-

... More
4 core, 16 sqmm (for AHU)

240

-

-

... More
3.5 core, 95 sqmm (for HWG)

105

-

-

... More
4 core, 25 sqmm (for Chiller)

60

-

-

... More
M & L for 1.1 kV grade copper conductor, XLPE insulated unarmoured cable conforming to IS 7098 (Part 1): 1988, having stranded copper compact shaped conductors as per Cl. 2 of IS 8130: 1984, PVC inner sheath and PVC Type ST-2 outer sheath conforming to IS 5831: 1984, including necessary clamping / dressing with cable ties and termination complete all as specified and directed for the following size.

-

-

-

... More
3 core, 4 sqmm (for HWP,CHWP, CDWP, CT)

400

-

-

... More
Supply and installation following size of perforated painted with powder coating M.S. cable trays with perforation not more than 17.5%, in convenient sections, Joined with connectors, suspended from the ceiling with M.S. suspenders including bolts & nuts, painting suspenders etc as required.

-

-

-

... More
300 mm width X 50 mm depth X 1.6 mm thickness

80

-

-

... More
150 mm width X 50 mm depth X 1.6 mm thickness

80

-

-

... More
100 mm width X 50 mm depth X 1.6 mm thickness

40

-

-

... More
M&L for Earthing complete with copper earth plate electrode 300 x300 x 3.15 mm buired directly in the ground vertically to depth not less than 3 Mtr below the ground level with the top edge of earth plate depth not less than 2.25 Mtr below the ground level connected to GI earth sprip of 20 mm x 3 mm size by means of bolts , nuts and washers protected by GI tubing light grade 40 mm dia upto Test point 20 mm dia medium grade watering pipe with funnel & wire mesh , PCC pit in PCC 1:2:4 using 20 mm graded crushed stone aggregates chamber 40 mm thick RCC cover slab (1:2:4) type B-1 using 20 mm graded crushed stone aggregates complete all as specified and shown in electrical plate No. 3 of SSR Part-1 including earth work in any type of soil , removal of surplus soil to distance not exceeding 50 m and deposting where directed and providing charcol dust &salt layers all around the earth plate upto 15 cm all as required specified & as directed. Notes 1.The rates for earthing under items includes the cost of followings: (a) Earth electrode. "(b) Main earthing lead from earth electrode to test point upto 7.5 metre" "(c) Material and labour for connecting earth electrode and earthing lead as specified." (d) Adequate quantity of charcoal dust and common salt. e) All labour involved including testing of earth net work. (f) Excavation and earth work or drilling hole for electrode. (g) P.C.C. pit and C.I. cover (h) Funnel with watering pipe, wire mesh and copper lugs etc. as specified. (j) G.I. protection pipe of size ordered specified for protection of earthing lead from mechanical injury or tempering. (k) Test point and extra length of main earthing lead beyond 7.5 metres (l) Connecting lead from test point to main switch or switch board or equipment to be earthed. 2.On testing after completion if the desired earth resistance is not obtained the earthing will be re-done at no extra cost."

8

-

-

... More
Supplying and laying 25 mm x 5 mm copper strip at 0.50 metre below ground as strip earth electrode, including connection / terminating with nut, bolt, spring, washer etc. as required. (Jointing shall be done by overlapping and with 2 sets of brass nut bolt & spring washer spaced at 50 mm)

20

-

-

... More
Supply, fixing, jointing and testing 25 mm x 5 mm copper strip in 40 mm dia G.I. pipe from earth electrode including connection with brass nut, bolt, spring, washer excavation and re-filling etc. as required

20

-

-

... More
Supply, fixing, jointing and testing 25 mm x 5 mm copper strip on surface or in recess for connection etc. as required

40

-

-

... More
M&L for earthing complete with GI earth plate electrode of size 600mmX600mmX6 mm buried directly in ground vertically at a depth not less than 2.25 metre below normal ground level with top edge of earth plate at a depth not less than 1.5 metre below normal ground level surrounded from all sides by 15 cm thick and packed layer of charcoal dust and common salt filling in alternate layers etc and connected to and including GI strip of size 32x6 mm mm dia up to 7.5 mtr by means of bolts, nuts, check nuts and washers made of brass and protected by light grade 20mm dia upto 2.7 mtr long GI pipe connected to main control board and GI pipe light grade 20mm bore for watering and including funnel, wire mesh, RCC pit cover 50mm thick and PCC chamber pit with PCC 1:2:4 type C2 (including excavation and earth work disposal of surplus soil to a distance not exceeding 50 metre) and testing after completion complete all as specified and directed. Notes 1.The rates for earthing under items includes the cost of followings: (a) Earth electrode. "(b) Main earthing lead from earth electrode to test point upto 7.5 metre" "(c) Material and labour for connecting earth electrode and earthing lead as specified." (d) Adequate quantity of charcoal dust and common salt. e) All labour involved including testing of earth net work. (f) Excavation and earth work or drilling hole for electrode. (g) P.C.C. pit and C.I. cover (h) Funnel with watering pipe, wire mesh and copper lugs etc. as specified. (j) G.I. protection pipe of size ordered specified for protection of earthing lead from mechanical injury or tempering. (k) Test point and extra length of main earthing lead beyond 7.5 metres (l) Connecting lead from test point to main switch or switch board or equipment to be earthed. 2.On testing after completion if the desired earth resistance is not obtained the earthing will be re-done at no extra cost."

48

-

-

... More
Supplying, laying, jointing and testing 25 mm x 5 mm G.I. strip at 0.50 metre below ground as strip earth electrode, including connection / terminating with G.I. nut, bolt, spring, washer etc. as required. (Jointing shall be done by overlapping and with 2 sets of G.I. nut bolt & spring washer spaced at 50 mm)

120

-

-

... More
Supplying, laying, jointing and testing 25 mm x 5 mm G.I. strip in 40 mm dia G.I. pipe from earth electrode including connection with G.I. nut, bolt, spring, washer excavation and re-filling etc. as required.

120

-

-

... More
Supplying, laying, jointing and testing 25 mm x 5 mm G.I. strip on surface or in recess for connection etc. as required.

240

-

-

... More
Supply, fixing, testing and commissioning of condenser water pipes of following sizes of MS 'C' class along with necessary clamps, vibration isolators and fittings such as bends, tees etc. but excluding valves, strainers, gauges etc. adequately supported on rigid supports duly painted/buried in ground excavation and refilling etc. as per specification and as required complete in all respect. NOTES: The pipes size 150 mm & below shall be M.S. 'C' class as per IS 1239 and pipes sizes above 150 mm shall be welded black steel pipe heavy class as per IS 3589, from minimum 6.35 mm thick M.S. sheet for pipes upto 350 mm dia,. and from minimum 7 mm thick MS sheet for pipes of 400 mm dia and above.

-

-

-

... More
150 mm bore dia

120

-

-

... More
100 mm bore dia

130

-

-

... More
65 mm bore dia

120

-

-

... More
M & L for PN 1.6 rated 65 mm dia. 'Y'- type strainer, having carbon cast steel (CCS) body & cover, conforming to ASTM A-216 Gr. WCB, SS 304 screen having ≤ 1.2 mm dia. perforation, flanged end connection, conforming to BS 10 Table J FF undrilled, neoprene rubber body & cover gasket, SS 410 drain plug complete with necessary accessories all as specified and directed.

9

-

-

... More
M & L for PN 1.6 rated wafer type, short / medium pattern cast iron (CI) butterfly valve, conforming to IS 13095: 2020, having CI Gr. FG200 body conforming to IS 210: 2009, seat having EPDM / nitrile rubber lining, SG iron / ductile cast iron disc, SS AISI- 410 stem, flanged end connection, conforming to BS 10 Table D/E & ANSI B 16.1 CI- 125 with necessary accessories complete all as specified and directed for the following size(s):-

-

-

-

... More
150 mm dia

10

-

-

... More
100 mm dia

10

-

-

... More
80 mm dia

12

-

-

... More
65 mm dia

36

-

-

... More
M & L for PN 1.6 rated straight type 65 mm dia. cast iron (CI) reflux (non-return) valve, conforming to IS 5312-2: 1986, having CI Gr. FG200 body conforming to IS 210: 2009, bolted cover, integral / renewable seat, renewable disc, gunmetal trim with rubber seat ring, flanged end connection, conforming to IS 1538: 1993 with necessary accessories complete all as specified and directed.

9

-

-

... More
Supply, installation, Testing and commissioning of following 65 mm dia. electronic, self-balancing, pressure independent type dynamic balancing valve with integrated 2 way modulating control valve in a single body. The actuator shall be capable of accepting upto 10 V DC and upto 20 mA electric signal and shall provide similar transduced feedback output to control system. Maximum close off pressure shall not be less than 6 bar for upto 50 mm valves and 7 bar for 65 mm & above. Valves should have pressure rating of 25 bar minimum all as specified and directed.

9

-

-

... More
Supplying, laying / fixing, testing and commissioning of followings nominal sizes of chilled water piping mild steel 'C' class inside the building (with necessary clamps, vibration isolators and fittings but excluding valves, strainers, gauge etc.) duly insulated with following closed cell elastomeric nitrile rubber of minimum 45 Kg / cum density, thermal conductivity 0.037 W / mk or better at 20 deg celsius mean temperature class 'O' insulation applied by suitable adhesive complete including repairing of damage to building etc. as per specifications and as required complete in all respect. NOTES: The pipes of sizes 150 mm & below shall be M.S. 'C' class as per IS 1239 and pipes size above 150 mm shall be welded black steel pipe heavy as per IS 3589, from minimum 6.35 mm thick M.S. sheet for pipes upto 350 mm dia. and from 7 mm thick MS sheet for pipes of 400 mm dia and above.

-

-

-

... More
100 mm bore dia ( 32 mm thick insulation)

40

-

-

... More
80 mm bore dia ( 32 mm thick insulation)

80

-

-

... More
65 mm bore dia (32 mm thick insulation)

40

-

-

... More
50 mm bore dia ( 32 mm thick insulation)

80

-

-

... More
Supply, installation, testing and commissioning of cast steel bolted cover Y-type strainer insulated to the same specification as the connected piping, with CCS body conforming to ASTM A- 216 Gr. WCB, AISI 304 screen with 1.2 mm diameter perforation, 40 kg/cm2 body test pressure & 20 kg/cm2 maximum working pressure and standard flange end conforming to BS 10 Table F / Class-150, duly insulated complete all as specified and directed of the following size(s):-

-

-

-

... More
100 mm dia.

1

-

-

... More
80 mm dia.

2

-

-

... More
65 mm dia.

3

-

-

... More
50 mm dia.

6

-

-

... More
Supply, installation, testing and commissioning of wafer type PN 1.6 rated short pattern CI butterfly valve insulated to the same specification as the connected piping having Gr. FG-200 CI body conforming to IS 210: 2009, seat having EPDM rubber lining, CF 8 stainless steel disc, AISI- 410 stainless steel stem, 2.4 MPa body test pressure & 1.6 MPa seat test pressure and standard flange end conforming to BS 10 Table D/E & ANSI B 16.1 CI- 125, duly insulated complete all as specified and directed of the following size(s):-.

-

-

-

... More
100 mm dia.

5

-

-

... More
80 mm dia.

10

-

-

... More
65 mm dia.

12

-

-

... More
50 mm dia.

24

-

-

... More
Supply, installation, testing and commissioning of 65 mm dia. wafer type PN 1.6 rated swing check type multidoor reflux valve (NRV), insulated to the same specification as the connected piping designed & tested as per IS 5312 (Part- 2): 1986, suitable to handle clear water having turbidity up to 5000 PPM, having CI body, door and diaphragm, leaded tin bronze seat rings and flange drilling standard end connection, etc., duly insulated complete all as specified and directed.

6

-

-

... More
Supply, installation, testing and commissioning of 50 mm bore dia. wafer type PN 1.6 rated swing check type multidoor reflux valve (NRV), insulated to the same specification as the connected piping designed & tested as per IS 5312 (Part- 2): 1986, suitable to handle clear water having turbidity up to 5000 PPM, having CI body, door and diaphragm, leaded tin bronze seat rings and flange drilling standard end connection, etc., duly insulated complete all as specified and directed.

6

-

-

... More
M & L for PN 1.6 rated precise balancing double regulation type cast iron (CI) balancing valve insulated to the same specification as the connected piping, having CI Gr. FG200 body, EPDM / nitrile seal, stainless steel disc, ASTM A 276, Gr SS410 stem, EPDM / nitrile bush, MS gland nut, ASTM A 276 spindle, CI bonnet, SS304 balancing nut, MS bonnet cap, CI hand wheel, MS plug, stainless steel fastener, flanged end connection, etc., and duly insulated with elastomeric thermal insulation with necessary accessories complete all as specified and directed of the following size(s):-.

-

-

-

... More
100 mm dia.

1

-

-

... More
80 mm dia.

1

-

-

... More
65 mm dia.

6

-

-

... More
50 mm dia.

6

-

-

... More
Supply, installation, testing and commissioning of 100 mm dia. maintenance-free PN 1.6 rated 3-way diverting globe valve for modulating water-side control of air handling units (For diverting application) along with valve actuator complete all as specified and directed. The valve and actuator shall conform to the following technical specifications: [1] Valve: (i) Body: Ductile iron GGG40 (ii) Valve Cone: SS304 (iii) Valve Stem: SS630 (iv) Valve Seat: SS304 (v) Stem Seat: PTFE & FFKM (vi) Flow Media: Chilled Water (vii) Rangeability: 100:1 (viii) Leakage Rate: Max. 0.02% on all path [2] Actuator: (i) Nominal Voltage: AC / DC 24 V (ii) Nominal Frequency: 50 Hz (iii) Power Consumption in Operation: 2 W (iv) Power Consumption in Rest Position: 1.5 W (v) Actuating Force Motor: 1.5 kN (vi) Operating Range: Y: 0.5… 10 V (vii) Input Impedance: 100 kΩ (viii) Position Accuracy: ±5% NOTES: [i] The 3-way diverting globe valve shall be pre-calibrated to the given maximum flow rate. [ii] Closing off differential pressure of actuator connected with 3-way diverting globe valve shall not be less than the pump head.

1

-

-

... More
Supply, installation, testing and commissioning of 80 mm dia. maintenance-free PN 1.6 rated 3-way diverting globe valve for modulating water-side control of air handling units (For diverting application) along with valve actuator complete all as specified and directed. The valve and actuator shall conform to the following technical specifications: [1] Valve: (i) Body: Ductile iron GGG40 (ii) Valve Cone: SS304 (iii) Valve Stem: SS630 (iv) Valve Seat: SS304 (v) Stem Seat: PTFE & FFKM (vi) Flow Media: Chilled Water (vii) Rangeability: 100:1 (viii) Leakage Rate: Max. 0.02% on all path [2] Actuator: (i) Nominal Voltage: AC / DC 24 V (ii) Nominal Frequency: 50 Hz (iii) Power Consumption in Operation: 2 W (iv) Power Consumption in Rest Position: 1.5 W (v) Actuating Force Motor: 1.5 kN (vi) Operating Range: Y: 0.5… 10 V (vii) Input Impedance: 100 kΩ (viii) Position Accuracy: ±5% NOTES: [i] The 3-way diverting globe valve shall be pre-calibrated to the given maximum flow rate. [ii] Closing off differential pressure of actuator connected with 3-way diverting globe valve shall not be less than the pump head.

2

-

-

... More
S & F of PN 20 rated forged brass 20 mm dia. ball valve, having lever operated two piece design, renewable P.T.F.E. seat, brass ball, machined brass nickel plated stem, P.T.F.E. packings, full bore port opening, screwed female BSP parallel thread end connections, body test pressure 40 kg/cm2g Hyd. and working pressure 25 kg/cm2g Hyd. duly insulated with elastomeric thermal insulation with adhesives and other necessary accessories complete all as specified and directed.

8

-

-

... More
M & L for MS 'C' class drain water piping including necessary fittings viz. flexible connections, bends, tees, reducers, flanges, air purge valves, drain valves, structural support, necessary clamps, vibration isolators, etc. including painting and supporting / fixing the pipe in excavated trenches or on floor / wall / ceiling with clamps, hangers, angles, channels (using anchor fasteners) with necessary accessories complete all as specified and directed of following size(s):-

-

-

-

... More
15 mm bore dia.

360

-

-

... More
25 mm bore dia.

20

-

-

... More
NOTES:- [i] The pipe size 150 mm dia & below shall be MS 'C' class as per IS 1239 (Part- 1): 2004 & IS 1239 (Part- 2): 2011. [ii] The pipe size above 150 mm dia shall be welded black steel pipe heavy class as per IS 3589: 2001 [iii] Minimum thickness of MS sheet for pipe size above 150 mm dia and up to 350 mm dia shall be 6.35 mm and it shall be 7 mm for pipe size 400 mm dia and above.

-

-

-

... More
S & F of PN 20 rated forged brass ball valve, having lever operated two piece design, renewable P.T.F.E. seat, brass ball, machined brass nickel plated stem, P.T.F.E. packings, full bore port opening, screwed female BSP parallel thread end connections, body test pressure 40 kg/cm2g Hyd. and working pressure 25 kg/cm2g Hyd. duly insulated with elastomeric thermal insulation with adhesives and other necessary accessories complete all as specified and directed.

-

-

-

... More
15 mm dia.

72

-

-

... More
25 mm dia.

4

-

-

... More
M & L for hot water piping mild steel 'C' class including necessary fittings viz. flexible connections, bends, tees, reducers, flanges, air purge valves, drain valves, structural support, necessary clamps, vibration isolators, etc. including painting and supporting / fixing the pipe in excavated trenches or on floor / wall / ceiling with clamps, hangers, angles, channels (using anchor fasteners) with necessary accessories, duly insulated complete all as specified and directed.

-

-

-

... More
40 mm bore dia.

220

-

-

... More
NOTES: [i] The pipe size 150 mm dia & below shall be MS 'C' class as per IS 1239 (Part- 1): 2004 & IS 1239 (Part- 2): 2011. [ii] The pipe size above 150 mm dia shall be welded black steel pipe heavy class as per IS 3589: 2001. [iii] Minimum thickness of MS sheet for pipe size above 150 mm dia and up to 350 mm dia shall be 6.35 mm and it shall be 7 mm for pipe size 400 mm dia and above. [iv] Insulation shall be measured and paid for separately.

-

-

-

... More
S & F of off-white flexible closed-cell 32 mm thick elastomeric thermal insulation (in tubular form) made of elastomeric foam based on synthetic rubber (NBR / PVC), tested for maximum service temperature 100 ºC as per ASTM C534 & minimum service temperature -50 ºC as per ASTM C534, thermal conductivity λ ≤ 0.037 W/mK at mean temperature θm = 24 ºC as per ASTM C518 / C177, ASTM C335, water absorption by volume ≤ 0.2% as per ASTM C 209 / C1763, flame spread index (FSI) & smoke development index (SDI) 25/50 as per ASTM E84, flammability HB, V-0 as per UL 94, fungi resistance as per ASTM G21/C1338, mould growth resistance as per ASTM E2180-18 / UL 181 and ozone resistance as per ASTM D 1149-18 along with self pre-covered self adhering, UV treated glass cloth of thickness 7 mm / 200 GSM adhesives and other necessary accessories complete all as specified and directed by the engineer-in-charge.

-

-

-

... More
40 mm bore dia,

220

-

-

... More
Supply, installation, testing and commissioning of 40 mm dia. cast iron bolted cover Y-type strainer with CI body conforming to IS:210 Gr.FG200, SS AISI 304 screen having 1.2 mm perforation, 24 kg/cm2 body test pressure & 16 kg/cm2 maximum working pressure and standard flange end conforming to BS 10 Table F / Class-150 duly insulated with elastomeric thermal insulation with necessary accessories complete all as specified and directed.

9

-

-

... More
Supply, installation, testing and commissioning of 40 mm dia. wafer type PN 1.6 rated short pattern CI butterfly valve having Gr. FG-200 CI body conforming to IS 210: 2009, seat having EPDM rubber lining, CF8M stainless steel disc, AISI- 304 stainless steel stem, 2.4 MPa body test pressure & 1.6 MPa seat test pressure and standard flange end conforming to BS 10 Table D/E & ANSI B 16.1 CI- 125 duly insulated with elastomeric thermal insulation with necessary accessories complete all as specified and directed.

30

-

-

... More
Supply, installation, testing and commissioning of 40 mm dia. wafer type PN 1.6 rated swing check type multidoor reflux valve (NRV), designed & tested as per IS 5312 (Part- 2): 1986, suitable to handle clear water having turbidity up to 5000 PPM, having CI body, door and diaphragm, leaded tin bronze seat rings and flange drilling standard end connection, etc., duly insulated complete all as specified and directed.

6

-

-

... More
Supply, installation, testing and commissioning of maintenance-free PN 1.6 rated, 40 mm dia. 3-way diverting globe valve for modulating water-side control of air handling units (For diverting application) along with valve actuator complete all as specified and directed by the engineer-in-charge.

3

-

-

... More
The valve and actuator shall conform to the following technical specifications: [1] Valve: (i) Body: Ductile iron GGG40 (ii) Valve Cone: SS304 (iii) Valve Stem: SS630 (iv) Valve Seat: SS304 (v) Stem Seat: PTFE & FFKM (vi) Flow Media: Chilled Water (vii) Rangeability: 100:1 (viii) Leakage Rate: Max. 0.02% on all path [2] Actuator: (i) Nominal Voltage: AC / DC 24 V (ii) Nominal Frequency: 50 Hz (iii) Power Consumption in Operation: 2 W (iv) Power Consumption in Rest Position: 1.5 W (v) Actuating Force Motor: 1.5 kN (vi) Operating Range: Y: 0.5… 10 V (vii) Input Impedance: 100 kΩ (viii) Position Accuracy: ±5% NOTES: [i] The 3-way diverting globe valve shall be pre-calibrated to the given maximum flow rate. [ii] Closing off differential pressure of actuator connected with 3-way diverting globe valve shall not be less than the pump head.

-

-

-

... More
M & L for PN 1.6 rated air vent valve having brass body, cover, adopter, disc assembly & cap, stainless steel strainer, plastic float and 20 mm screwed threaded ends suitable for maximum operating temperature 100 °C installed on all high points in the water piping system to automatically remove the trapped air with necessary accessories all complete as specified and directed by the engineer-in-charge.

16

-

-

... More
S & F of 150 mm dual scale (°F / °C), lower mount (radial), bimetal thermometer having 0.5 NPT process connection, Grade A accuracy class as per ASME B40.200, stem diameter 6.35 mm, laminated safety glass window, stainless steel 304 case, steam, process connection & joint, aluminium dial & pointer, IP67 protection, scale range 0- 60 °C with necessary accessories all complete as specified and directed.

80

-

-

... More
S & F of 100 mm (4") bourdon tube pressure gauge conforming to EN 837-1, having copper alloy process connection & pressure element, plastic black pointer & case, plastic crystal-clear window, snap-fitted in case, accuracy class 2.5, scale range 0- 25 bar with necessary accessories all complete as specified and directed.

144

-

-

... More
Supply, installation, testing and commissioning of double-skin type horizontal, floor-mounted, top / side discharge, air handling unit (AHU) of 18000 CFM capacity @ 750 static pressure having thermal break profile complete with airtight casing using gaskets and self-adhesive tapes, 0.8 mm thick pre-coated outer skin and 0.6 mm thick GI inner skin, 45±2 mm thick double skin panel with pressure injected CFC/HCFC free PUF having 'k' value ≤ 0.035 W/°C/m & density ≥ 40 kg/m³, energy efficient plug fan(s) with backward curved impeller for high static pressure, mounted on aluminium extruded siderail base frame, EU4 pre-filter and EU7 fine filter (mounted on a common frame), combination of 6/8 rows deep chilled water coil(s) & 2 rows deep heating coil(s) with anticorrosion aluminium fins, high efficiency (IE3) TEFC squirrel cage induction motor of suitable rating, PVC / nylon hinges & handles, view port & marine lamp (for antibacterial ultraviolet screening), limit switch, SS-304 drain pan, vibration isolators / rubber pads (minimum 25mm thick) inspection windows / doors, mixing box and supply / return / fresh air openings fitted with aluminium volume control dampers, thermostat & humidistat, etc. complete all as specified and directed by the engineer-in-charge.

1

-

-

... More
The AHU shall comprise of the following:- [a] Dynamically balanced SISW backward curved plug fan with AMCA certified blower [b] 4 Pole, TEFC, high efficiency (IE3), squirrel cage induction motor, conforming to IS 12615: 2018, having BHP rating 20% higher than the peak capacity suitable for 3-Phase, 415 V ±10%, 50 Hz AC power supply [c] Flexible connection made with airtight ASTM E84 (Class I) polyester fire retardant cloth riveted on periphery of cloth with extruded aluminium 'L' angle flange as per fan size at discharge duct / plenum [d] Washable type of 'EU4' filter (pre-filter, efficiency 90% down to 10 micron) and 'EU7' filters (efficiency 99% down to 3 micron) [e] 6/8 rows deep chilled-water cooling coil section with 0.15 mm thick aluminium fins and 0.36 mm diameter copper tubes tested on 21 kg/cm², with SS sandwiched drain tray, etc. [f] 2 rows deep hot water cooling coil section with 0.15 mm thick aluminium fins and 0.36 mm diameter copper tubes tested on 21 kg/cm², with SS sandwiched drain tray, etc. [g] Condensate drain pan fabricated from 18 gauge SS 304, powder coated and insulated with elastomeric insulation of suitable thickness [h] AHU panel made out of 2.00 mm thick mild steel CRCA sheet, duly powder coated in compartmentalised construction with incomer and outgoing feeders for AHU motor, 3-way valve actuator motor, fire damper actuator motor, heater bank etc. complete with required, relays, timers, contactors, PT, push buttons, switches, internal wiring, etc.

-

-

-

... More
The AHU Panel shall comprise of the following: (a) Busbar Chamber (1) 01 Set (3L + N) of copper busbar of rated capacity 100 A, covered with PVC insulated sleeves including insulator, nuts, bolts, etc. with complete connection (b) Incoming (1) 40 A, 415 V, Ics = Icu = 25 kA, conforming to IS/IEC 60947-2, 50 Hz, 4P MCCB with microprocessor based release, overload protection with inverse time delay, instantaneous protection with fine settings, protection against current unbalance and single phasing, inbuilt earth fault and neutral overload protection, compression lug connectors - 01 Nos. (2) Cl 1.0 multi-function meter capable of measuring V, A, F, PF, W/VA, Wh/VAh, Runhrs. Onhrs & interrupts- 01 Nos. (3) LED phase indicators (Red, Yellow, Blue)- 01 Set (c) Outgoing (1) 32 A, 415 V, Ics = Icu = 25 kA, conforming to IS/IEC 60947-2, 50 Hz, 4P MCCB with microprocessor based release, overload protection with inverse time delay, instantaneous protection with fine settings, protection against current unbalance and single phasing, inbuilt earth fault and neutral overload protection, compression lug connectors - 02 Nos. (2) Fully automatic Star/Delta starter, suitable for 7.5 kW motor, complete with contactors, push button, LED type indicators, auto/manual selector switch, overload protection, current sensing type single phase preventer complete with all accessories and wiring etc.- 01 Nos. (3) 6 A, 230 V, 50 Hz, SPN MCB (C- curve)- 02 Nos. [for diverting globe valve & fire damper actuator motors] (4) Cl 1.0 digital ammeter of suitable capacity with suitable CT- 01 Nos.

-

-

-

... More
NOTES: [i] The price of AHU Panel and other necessary control equipment is deemed included in the quoted rate. [ii] Necessary civil work viz. foundation for placement of AHU, mounting of AHU Panel, construction of opening(s) for fresh / exhaust air etc. shall be covered in the scope of work.

-

-

-

... More
M & L for CBRI certified 16-gauge GI fire damper, at least of 120 minutes fire rating, spring activated on melting of fusible link having melting point 67.13° C complete with smoke detector / thermistor, fusible link etc. and actuator as required for operation, located in the SA / RA ducts, at all fire rated crossovers (shafts, walls, etc.) along with control panel (located in such a way that the reset may easily be done), interlocked with the building management system for the fire detection or HVAC to trip / close in the event of fire / smoke in the respective zone and tested as per UL-555 complete all as specified and directed for the followings:-. The fire dampers shall meet the following criteria on: [i] Bare fire dampers with 400 mm sleeve [ii] Control panel actuator, including electrical spring type actuator, remote indication of the fire damper position [iii] Interconnection wire for the fire detection & alarm system with the AHU and the smoke dampers [iv] Sealing any openings around the sleeve of the fire dampers with approved fire sealant as per the specification & recommendations of the manufacturer.

-

-

-

... More
Motorized, spring return type, combination fire and smoke damper

8

-

-

... More
M&L for control panel actuator, including electrical spring type actuator, remote indication of the fire damper position complete all as specified and directed.

4

-

-

... More
Supply, installation, testing & balancing and commissioning of factory fabricated galvanized steel sheet metal (G.S.S.) round / rectangular low pressure ducting of following sheet thickness having zinc coating of 120 g/m² total on both sides and complete with neoprene rubber gaskets, elbows, splitter dampers, vanes, volume control dampers, hangers, supports, etc. as per approved drawings and conforming to IS 655: 2006 & the latest edition of HVAC Duct Construction Standards - Metal and Flexible of SMACNA along with required scaffolding work to install the ducts at site complete all as specified and directed.

-

-

-

... More
Thickness 0.63 mm sheet

880

-

-

... More
Thickness 0.80 mm sheet

990

-

-

... More
Thickness 1.00 mm sheet

55

-

-

... More
NOTES: [i] The connection of ducts shall be carried out by angle flange technique. [ii] The quoted rates shall be inclusive of hangers & supports, etc. [iii] Volume Control Damper shall be measured and paid for separately.

-

-

-

... More
Supply, installation, testing and commissioning of high performance air foil class 1A leakage rated GI volume control damper having galvanised steel hat channel frame reinforced with corner braces, galvanised steel air foil shaped blades (double skin construction) of 14 gauge thickness, neoprene blade edge seals, flexible metal compressible jamb seals, stainless steel sleeve, linkage concealed in frame, etc. tested as per AMCA Standard 500-D-98 complete all as specified and directed.

10

-

-

... More
M & L for square / rectangular / round neck ceiling diffuser for fixed, horizontal discharge pattern consisting of an outer frame assembly with a square /rectangular inlet being an integral part thereof, an inner core assembly consisting of fixed deflection louvers, heavy gauge steel volume control damper operable from the face of the diffuser by removing the spring-loaded inner core assembly, throw reducing vanes, anodic acrylic paint finish, etc. and tested as per ANSI / ASHRAE standard 170-1991 complete all as specified and directed of following:-

-

-

-

... More
450 mm X 450 mm rectangular neck 4-way discharge ceiling diffuser having neck velocity ≤ 600 ft/min, throw ≥ 19' @ 150 ft/min velocity NC ≤ 26 for air flow ≥ 1220 ft3/min (For supply air)

43

-

-

... More
375 mm X 375 mm rectangular neck 4-way discharge ceiling diffuser having neck velocity ≤ 600 ft/min, throw ≥ 15' @ 150 ft/min velocity NC ≤ 25 for air flow ≥ 830 ft3/min (For supply air)

27

-

-

... More
M & L for square / rectangular / round neck ceiling diffuser for fixed, horizontal discharge pattern consisting of an outer frame assembly with a square /rectangular inlet being an integral part thereof, an inner core assembly consisting of fixed deflection louvers, anodic acrylic paint finish, etc. and tested as per ANSI / ASHRAE standard 170-1991 complete all as specified and directed of following:- .

-

-

-

... More
450 mm X 450 mm rectangular neck 4-way discharge ceiling diffuser having neck velocity ≤ 600 feet/min, throw ≥ 19' @ 150 feet/min velocity NC ≤ 26 for air flow ≥ 1220 feet 3/min (For return air)

26

-

-

... More
S & F of black flexible closed-cell elastomeric thermal insulation made of elastomeric foam based on synthetic rubber (NBR / PVC), tested for maximum service temperature 100 ºC as per ASTM C534 & minimum service temperature - 50 ºC as per ASTM C534, thermal conductivity λ ≤ 0.037 W/mK at mean temperature θm = 24 ºC as per ASTM C518 / C177, ASTM C335, water absorption by volume ≤ 0.2% as per ASTM C 209 / C1763, flame spread index (FSI) & smoke development index (SDI) 25/50 as per ASTM E84, flammability HB, V-0 as per UL 94, fungi resistance as per ASTM G21/C1338, mould growth resistance as per ASTM E2180-18 / UL 181 and ozone resistance as per ASTM D 1149-18 along with self pre-covered self-adhering, UV treated glass cloth of thickness 7 mm / 200 GSM adhesives and other necessary accessories complete all as specified and directed of following:- .

-

-

-

... More
19 mm thick thermal insulation (for supply air ducting)

1515

-

-

... More
13 mm thick thermal insulation ( for return air ducting)

410

-

-

... More
S & F of wall mounted digital temperature cum %RH controller complete with large LCD, English display having operating voltage 24±10% V AC, 50 Hz frequency, ≤ 8 VA power consumption, 0.5 ºC temperature display resolution, 0.1% relative humidity display resolution, IP20 protection, etc. including battery and control wiring in PVC conduit from thermostat / humidistat in return air duct to AHU Room complete as specified and directed.

4

-

-

... More
M & L for low smoke zero halogen (LSZH) fire survival control cable of size 2 core, 2.5 sqmm (for instrumentation) with circuit integrity, conforming to BS 7846 and rated for 600 V, having plain annealed stranded copper conductor with fire-resistant mica tapes covered by an extruded layer of cross-linked polyethylene, extruded layer of thermoplastic low smoke zero halogen (LSZH) compound, single layer of galvanized steel wires and thermoplastic LSZH compound sheath, suitable for operating temperature range -40 ˚C to +90 ˚C and minimum bending radius being 12 times the overall cable diameter, including laying, clamping, termination and ferruling complete all as specified and directed.

40

-

-

... More
S & F of Indoor type wall mounted digital temperature cum %RH meter (Digital Thermo Hygrometer) complete with large LCD, English display having operating with 12/24H Max/Min temperature and humidity memory function range -50°C to 70°C Temperature accuracy 0.5 ºC and Humidity range 10% to 99% RH Humidity accuracy 5% RH Humidity resolution 1% RH Power source 1*AAA (1.5V) battery complete as specified and directed.

4

-

-

... More
Supply, installation, testing and commissioning of PAN-type humidifier, suitable for 50 litre/hr evaporation rate, having SS-304 sheet welded construction with unitized stainless steel reservoir divided into two chambers from inside having 25 mm thick fiberglass insulation cladded with aluminium foil, snap-acting humidistat, support legs for free-standing or wall hanging brackets for wall mounting, factory mounted & wired humidifier control cabinet, steam outlet nozzle, water make-up, drain, over-flow, quick fill connections, immersion heaters made of copper or stainless steel, terminal blocks suitable for field power and control wiring and safety thermostat complete all as specified and directed.

2

-

-

... More
Supply and fixing of acoustic lining of supply air duct and plenum with 25 mm thick resin bonded glass wool having density of 32 kg/m3, with 25 mm X 25 mm GI section of 1.25 mm thick, at 600 mm centre to centre covered with Reinforced Plastic tissue paper and 0.5 mm thick perforated aluminium sheet fixed to inside surface of ducts with cadmium plated nuts, bolts, stick pins, CPRX compound etc. complete as required and as per specification.

200

-

-

... More
S& F 3-layered HDPE make-up water tank of 5000 litre capacity made up of 100% virgin material, having 100% UV stabilized white outer layer, threaded lid, extra insert lid for protection against algae formation complete with interconnection piping and non-return valve etc. complete all as specified and directed.

8

-

-

... More
Supply, installation, testing and commissioning of PN 1.6 rated 150 mm dia POT strainer, conforming to BS 6755-1, suitable for high capacity flow throughout full size inlet / outlet, having CI body & strainer bonnet, stainless steel perforated filter section, black rubber body / bonnet gasket, SS-410 valve and flange drilling standard end connections, etc., with accessories all as specified and directed.

2

-

-

... More
Supply, installation, testing and commissioning of PN 1.6 rated 100 mm dia POT strainer, conforming to BS 6755-1, suitable for high capacity flow throughout full size inlet / outlet, having CI body & strainer bonnet, stainless steel perforated filter section, black rubber body / bonnet gasket, SS-410 valve and flange drilling standard end connections, etc., with accessories all as specified and directed.

1

-

-

... More
Supply, Installation, testing and commissioning of a combined air and dirt separator for chilled water flow of 504 LPM (100 mm dia) in accordance with Section VIII, Division I of the ASME Boiler and Pressure Vessel Code or designed, constructed, inspected and stamped per ASME Section VIII, Division 1 or IS 2825-1969 for “non-fired pressure vessels” as per specifications on the return water line located at the pump suction or a suitable location in AC Plant, insulated with 50 mm thick insulation to the specifications and cladded with 26 Aluminium cladding, capable of removing all micro bubbles and having a steel tube & copper wire media to carry out its operation, capable of removing up to 10 microns of dirt particles, complete with high-capacity air vent, service valve, non return valve, butterfly valve connection for makeup water inlet, flanges, drain valve etc. all as specified and directed.

1

-

-

... More
Supply, Installation, testing and commissioning of a combined air and dirt separator for chilled water flow of 320 LPM (80 mm dia) in accordance with Section VIII, Division I of the ASME Boiler and Pressure Vessel Code or designed, constructed, inspected and stamped per ASME Section VIII, Division 1 or IS 2825-1969 for “non-fired pressure vessels” as per specifications on the return water line located at the pump suction or a suitable location in AC Plant, insulated with 50 mm thick insulation to the specifications and cladded with 26 Aluminium cladding, capable of removing all micro bubbles and having a steel tube & copper wire media to carry out its operation, capable of removing up to 10 microns of dirt particles, complete with high-capacity air vent, service valve, non return valve, butterfly valve connection for makeup water inlet, flanges, drain valve etc. all as specified and directed.

1

-

-

... More
Supply, installation, testing and commissioning of factory designed, prefabricated and floor-mounted modular type scroll chiller machine of at least 16.5 TR actual capacity at site conditions complete with hermetic scroll compressors having independent refrigerant circuits, water-cooled S/T type condenser, S/T horizontal flooded type evaporator / cooler with carbon steel shell and seamless copper tubes with elastomeric insulation, suitable numbers of squirrel cage induction motor of suitable rating with class 'F' insulation, along with necessary drive arrangement, lubrication system as per manufacturer's design required for smooth and trouble-free operation of the chiller package, common base frame, interconnected copper refrigerant piping along with elastomeric insulation, fittings, valves, expansion valves and accessories to interconnect compressor, condenser, chiller and expansion valve, microprocessor based control panel comprising of controls including sensors and equipped with a keyboard, LCD touchscreen access input system, protection and monitoring devices to perform control functions, wiring, vibration isolators, gauge panel, automatic safety controls, flow switch at evaporator and condenser and ozone friendly, CFC-free refrigerant all complete as specified and directed.

3

-

-

... More
2 X 16.5 TR Working + 1 X 16.5 TR Stand-By The chiller shall conform to the following requirements/specifications: [i] Chilled water inlet / outlet temperature: 12/ 7 ºC [ii] Evaporator fouling factor: ≤ 0.00010 ºFft²hr/Btu [iii] Evaporator side pressure drop: ≤ 6 m of H2O [iv] Evaporator water flow rate: ≤ 2.66 Usgpm/TR [v] Condenser water inlet / outlet temperature: 32 / 36 ºC [vi] Condenser fouling factor: 0.00025 ºFft²hr/Btu [vii] Condenser side pressure drop: ≤ 6 m of H2O [viii] Condenser water flow rate: ≤ 4.16 Usgpm/TR [ix] Minimum COP @ 100% load: 4.2 [x] Maximum kW/kWr @ 100% load: 0.84 at design condition [xi] Minimum IPLV @ 100% load: 5.8 at design condition [xii] Refrigerant (eco-friendly type): R407c / R410a" "NOTES: [i] The unit shall be suitable for 3- Phase, 415 V ± 10%, 50 Hz AC electric supply, with a built-in microprocessor based control panel. [ii] Mapping shall be required for all critical points displayed on the chiller control panel. The chiller shall be BMS compatible and shall have RS485 / RS232 serial communication protocol. [iii] The quoted rate shall be inclusive of star / delta starter(s), Victaulic coupling and system integrator capable of giving industry standard (Modbus / BACnet) output to BMS for critical parameters. [iv] Initial / first charge of refrigerant gas & compressor shall be deemed included in the quoted rate. [v] Necessary civil work viz. foundation for placement of chillers as per OEM recommendation, etc. shall be deemed included in the scope of work.

-

-

-

... More
Supply, installation, testing and commissioning of Single / Multi-stage, centrifugal, monoblock pump (chilled water circulation pump) suitable to below mentioned operating condition, material of construction & driver / motor, conforming to IS 9079: 2018 & tested as per IS 5120: 1977 having base plate, mounting channel frame, accessories and fittings, viz. pressure gauges, thermometers, drains, coupling, coupling guard, vibration isolation arrangement by means of spring / rubber type mounting duly insulated with FM approved highly- flexible, closed-cell thermal insulation of elastomeric foam based on synthetic rubber (NBR) of appropriate thickness laminated with 12 micron aluminium foil facing with reinforced glass scrim along with adhesives and other necessary accessories complete all as specified and directed. (2 Working + 1 Stand-by)

3

-

-

... More
(A) Operating Condition [i] Liquid Type: Water [ii] Pump head: 11 mWC [iii] Pump flow: 2.59 LPS [iv] Liquid Pumping temp.: 0ᵒC to 60ᵒC (B) MOC (Material of Construction) [i] Pump housing: Cast Iron [ii] Shaft: Stainless steel [iii] Impeller: Stainless steel [iv] Mechanical seal: Carbon / ceramic [v] Stage chambers: Stainless steel [vi] Seal: EPDM [vii] Housing cover: Stainless steel (C) Driver Detail [i] Motor Type: TEFC squirrel cage induction motor [ii] Motor Capacity: 0.71 KW [iii] Mounting arrangement: Flange (vertical) on motor stool [iv] Motor rated speed: 2900 RPM" "[v] Degree of protection: IP 54 [vi] Voltage: 415 V ± 10% [vii] Frequency: 50 Hz NOTES: [i] Necessary civil work viz. foundation for placement of pump and pump accessories shall be covered in the scope of work. [ii] Pressure gauges, thermometers and drains shall be measured and paid for separately.

-

-

-

... More
Supply, installation, testing and commissioning of CTI certified factory assembled / field erected, industrial duty, induced draft, cross-flow type, film fill P-FRP cooling tower suitable for 40 TR (460 MBH) actual load to cool water from 36 ºC to 32 ºC (ΔT 4 ºC) at entering wet bulb temperature 27 ºC having uniform water distribution and optimal heat transfer having casing of at least 5 mm thick UV stabilised fiberglass reinforced plastic (FRP) panels, laminated to each other providing a watertight seal, with stainless steel support structure of sufficient structural strength to withstand vibrations and wind velocity up to 60 m/s, mechanical access platform, HDPE shell and sump, FRP basin, low pressured spray system having totally enclosed, non-corroding PVC pipe with large orifice non-clog spray nozzle distribution with single water inlet for hot water distribution, diagonal offset flute, film type thermoformed PVC counterflow fill suitable for entering water temperatures up to 60 ºC, thermoformed UV resistant polypropylene cellular drift eliminators having drift losses ≤ 0.0005% of the water flow rate, propeller type direct driven fan incorporating wide-chord geometry and having FRP blades and steel hubs, energy efficient (IE4) TEFC squirrel cage induction motor squirrel cage induction motor(s), conforming to IS 12615: 2018, with class 'F' insulation complete with accessories all as specified and directed.

1

-

-

... More
NOTES: [i] Necessary civil work viz. foundation, supporting structure, etc. for placement of cooling tower is included in the scope of work and quoted rate shall be deemed to be included. [ii] The fan motor shall be suitable for 3- Phase, 415 V ± 10%, 50 Hz AC supply.

-

-

-

... More
Supply, installation, testing and commissioning of Single / Multi-stage, centrifugal, monoblock pump (condenser water pump) suitable to below mentioned operating condition, material of construction & driver / motor, conforming to IS 9079: 2018 & tested as per IS 5120: 1977 having base plate, mounting channel frame, accessories and fittings, viz. pressure gauges, thermometers, drains, coupling, coupling guard, vibration isolation arrangement by means of spring / rubber type mounting duly insulated with FM approved highly- flexible, closed-cell thermal insulation of elastomeric foam based on synthetic rubber (NBR) of appropriate thickness laminated with 12 micron aluminium foil facing with reinforced glass scrim along with adhesives and other necessary accessories complete all as specified and directed (2 Working + 1 Stand-by)

3

-

-

... More
(A) Operating Condition [i] Liquid Type: Water [ii] Pump head: 14 mWC [iii] Pump flow: 3.97 LPS [iv] Liquid Pumping temp.: 0ᵒC to 60ᵒC (B) MOC (Material of Construction) [i] Pump housing: Cast Iron [ii] Shaft: Stainless steel [iii] Impeller: Stainless steel [iv] Mechanical seal: Carbon / ceramic [v] Stage chambers: Stainless steel [vi] Seal: EPDM [vii] Housing cover: Stainless steel (C) Driver Detail [i] Motor Type: TEFC squirrel cage induction motor [ii] Motor Capacity: 1.43 KW [iii] Mounting arrangement: Flange (vertical) on motor stool [iv] Motor rated speed: 2900 RPM [v] Degree of protection: IP 54 [vi] Voltage: 415 V ± 10% [vii] Frequency: 50 Hz NOTES: [i] Necessary civil work viz. foundation for placement of pump and pump accessories is covered in the scope of work and quoted rates shall be deemed inclusive cost. [ii] Pressure gauges, thermometers and drains shall be measured and paid for separately.

-

-

-

... More
S & F of ASME pre-charged 50 litre vertical closed bladder expansion tank, stamped for 125 psi (862 kPa) working pressure having carbon steel shell, conforming to IS 2825: 1969, coated (inside & outside) with anti-corrosion paint with a heavy-duty butyl replaceable bladder, ring base, lifting rings, and 20 mm NPT piping connection protected by strainer at the water inlet, air charging valve connection to facilitate adjusting pre-charge pressure to meet actual system conditions complete with accessories as specified and directed. (2 for chilled water piping + 2 for hot water piping)

4

-

-

... More
Supply, installation, testing and commissioning of fully BMS and SCADA compatible IP 55 rated electric Hot Water Generator (HWG) in vertical configuration, suitable for 63 kW heat output or 6350 kg/hr water flowrate, 2.5 to 4.0 kg/cm2 operating pressure range and 30 °C to 95 °C operating temperature range, having automatic stage sequence reversal, slave SCR power controller to modulate the entire load from 0-100%, embedded LCD, RS-232C / RS-485 port & ethernet port for communication, in-built self-diagnostic tool, etc. complete all as specified and directed.

2

-

-

... More
Water 'In' Temperature: 45°C Water 'Out' Temperature: 70°C 1 X 63 kW Working + 1 X 63 kW Stand-by The HWG shall conform to the following requirements / specifications: [A] HEATING ELEMENTS (i) Pressure-rated flanged type immersion heaters, conforming to IS 4159: 2002, consisting of multiple tubular heating elements formed into hairpins which are silver-brazed to a mating flange [B] PRESSURE VESSEL (i) Water Vessel, conforming to IS 2825: 1969 rated for 160 psig maximum working pressure at 120 °C and tested at 300 psig having top openable thick MS plate designed for maximum element to water contact for efficient operation, welded to shell flange (ii) Connections for water inlet & outlet with mating flanges (iii) Descaling point & drain connection for system drainage [C] INSULATION (i) 50 mm thick resin bounded fibreglass wool of density 32 kg/cum and cladded with aluminium sheet to minimum heat loss

-

-

-

... More
[D] CONTROL CABINET (i) Integral control panel made out of 2.0 mm thick powder coated CRCA sheet having louvers to insure adequate ventilation of the control and heater terminal compartment (ii) Base frame fabricated out of ISMC100 channel (iii) hinged doors with lockable padlocks for access to all control compartments [E] CONTROL & SAFETY (i) Incomer MCCB with electrolytic grade copper busbar and mechanical interlock for safe operation (ii) Magnetic Contactors with MCB / HBC fuses for heater switching (iii) Pilot lights indicating the functional operation, i.e. Phase Indication, Each Stage ON, Supply ON, etc. (iv) Alarm package to de-energize the boiler and give audible and visual indications of high temperature, low water level or zero flow rates (each condition should be indicated with a separate pilot light) (v) Pressure Relief Valve & Air Purge Valve (vi) Temperature & Pressure gauges at both inlet and outlet

-

-

-

... More
[F] STEP CONTROLLER (i) Temperature Control using microprocessor based multi-stage electronic progressive staging sequencer with thermistor sensor to control the HWG in stages (ii) Logic and Control circuits to continuously monitor the input signal to determine if more or less heat is required [G] BMS (i) Dry contacts for start / stop command, on / off status indication, fault indications, viz., high temperature and low water level, etc. (ii) Provision for remote operation and local remote selector switch status (iii) RS-485 communication port for remote programming and control (iv) Remote interlock to user enabled energizing or de-energizing of the HWG from remote or any field / pump interlock

-

-

-

... More
Supply, installation, testing and commissioning of Single / Multi-stage, centrifugal, monoblock pump (Hot water pump) suitable to below mentioned operating condition, material of construction & driver / motor, conforming to IS 9079: 2018 & tested as per IS 5120: 1977 having base plate, mounting channel frame, accessories and fittings, viz. pressure gauges, thermometers, drains, coupling, coupling guard, vibration isolation arrangement by means of spring /rubber type mounting duly insulated with FM approved highly- flexible, closed-cell thermal insulation of elastomeric foam based on synthetic rubber (NBR) of appropriate thickness laminated with 12 micron aluminium foil facing with reinforced glass scrim along with adhesives and other necessary accessories complete all as specified and directed. (1 Working + 1 Standby)

2

-

-

... More
(A) Operating Condition [i] Liquid Type: Water [ii] Pump head: 8 mWC [iii] Pump flow: 1.51 LPS [iv] Liquid Pumping temp.: 0ᵒC to 60ᵒC (B) MOC (Material of Construction) [i] Pump housing: Cast Iron [ii] Shaft: Stainless steel [iii] Impeller: Stainless steel [iv] Mechanical seal: Carbon / ceramic [v] Stage chambers: Stainless steel [vi] Seal: EPDM [vii] Housing cover: Stainless steel (C) Driver Detail [i] Motor Type: TEFC squirrel cage induction motor [ii] Motor Capacity: 0.29 KW [iii] Mounting arrangement: Flange (vertical) on motor stool [iv] Motor rated speed: 2900 RPM [v] Degree of protection: IP 54 [vi] Voltage: 415 V ± 10% [vii] Frequency: 50 Hz NOTES: [i] Necessary civil work viz. foundation for placement of pump and pump accessories shall be covered in the scope of work. [ii] Pressure gauges, thermometers and drains shall be measured and paid for separately

-

-

-

... More
Supply, installation, testing and commissioning of factory made, CPRI / ERDA type tested, fully compartmentalized bolted type HVAC PANEL (design verified assembly- DVA) of suitable size conforming to IEC 61439-1 & 2 and IEC 61641 and having modular extensible design suitable for indoor mounting, internal arccompliance of minimum 70 kA for 0.5s, made out of 2.0 mm thick mild steel CRCA sheet, having both sides openable with hinged doors and locking arrangement, IP 43 & IK 10 protection, supported and fixed on structural frame of angle iron of suitable size, including earthing stud, labelling, painting to all internal & external exposed steel surfaces with powder coating paint (7 tank process), duly fixed in ground with PCC foundation (1:2:4) type B1, with danger notice plate of 1.6 mm thick mild steel vitreous enamelled (white) with letters, figures and conventional skull and bones in signal red colour suitable for 3-Phase, 4-Wire system, 500 V grade with necessary wiring, PVC sheathed stranded copper conductor of appropriate length and size, including fixing lugs, bolts, screws, etc. complete all as specified and directed.

1

-

-

... More
The HAVC PANEL shall comprise of the following: [A] BUSBAR CHAMBER [i] 01 Set (3L + N) of copper busbar of rated capacity 400 A, 25 kA, 415V, 50 Hz covered with PVC insulated sleeves including insulator, nuts, bolts, etc. with complete connection [B] INCOMING [i] Circuit Breaker (a) 250 A, 415 V, Ics = 100% Icu = 25 kA, 50 Hz 3P MCCB, conforming to IEC 60947-2: 2016, having microprocessor based trip unit, adjustable overload setting, adjustable short-circuit setting, adjustable neutral protection, front indication LEDs, etc.- 02 Nos. [ii] Protective Relay (a) Instantaneous Overcurrent Relay (50)- 01 Nos. (b) Instantaneous Overcurrent Relay (50N)- 01 Nos. (c) AC Inverse Time Overcurrent Relay (51)- 01 Nos. (d) AC Inverse Time Overcurrent Relay (51N)- 01 Nos. (e) Undervoltage Relay (27)- 01 Nos. [iii] Instrumentation & Measurement (a) Cl 1.0 multi-function meter capable of measuring V, A, F, PF, W/VA, Wh/VAh, Runhrs. Onhrs & interrupts- 01 Nos. (b) CL3P 415V/ã3 / 110V/ã3 CL3P P.T. with 50 VA burden- 01 Nos. (c) 250/5A CL5P10 C.T. with 10 VA burden- 01 Nos. (d) 250/5A Cl. 1.0 C.T. with 10 VA burden- 01 Nos. (e) 6A, 10kA, 415V, 50 Hz 4P MCB- 02 Nos.

-

-

-

... More
[iv] Indication & Annunciation (a) LED phase indicators (Red, Yellow, Blue)- 01 Set (b) LED status indicators (ON, OFF, TRIP)- 01 Set (c) LED status indicators (SC, CSH, RTC)- 01 Set (d) Auto / Manual Switch (e) EM (emergency) Switch (f) TNC Switch [C] OUTGOING [i] Circuit Breaker (a) 160 A, 415 V, Ics = 100% Icu = 25 kA, 50 Hz 3P MCCB, conforming to IEC 60947-2: 2016, having microprocessor based trip unit, adjustable overload setting, adjustable short-circuit setting, adjustable neutral protection, front indication LEDs, etc.- 02 Nos. (b) 125 A, 415 V, Ics = 100% Icu = 25 kA, 50 Hz 3P MCCB, conforming to IEC 60947-2: 2016, having microprocessor based trip unit, adjustable overload setting, adjustable short-circuit setting, adjustable neutral protection, front indication LEDs, etc.- 04 Nos.

-

-

-

... More
(c) 40 A, 415 V, Ics = 100% Icu = 25 kA, 50 Hz 4P MCCB, conforming to IEC 60947-2: 2016, having thermal magnetic trip unit, adjustable overload setting, adjustable short-circuit setting, adjustable neutral protection, front indication LEDs, etc.- 02 Nos. (d) 32 A, 415 V, Ics = 100% Icu = 25 kA, 50 Hz 4P MCCB, conforming to IEC 60947-2: 2016, having thermal magnetic trip unit, adjustable overload setting, adjustable short-circuit setting, adjustable neutral protection, front indication LEDs, etc.- 10 Nos. (f) Fully automatic DOL starter, suitable for 2.5 kW motor, complete with contactors, push button, LED type indicators, auto/manual selector switch, overload protection, current sensing type single phase preventer complete with all accessories and wiring etc.- 04 Nos. (g) Fully automatic DOL starter, suitable for 1.5 kW motor, complete with contactors, push button, LED type indicators, auto/manual selector switch, overload protection, current sensing type single phase preventer complete with all accessories and wiring etc.- 04 Nos.

-

-

-

... More
(h) Fully automatic DOL starter, suitable for 0.5 kW motor, complete with contactors, push button, LED type indicators, auto/manual selector switch, overload protection, current sensing type single phase preventer complete with all accessories and wiring etc.- 02 Nos. [ii] Instrumentation & Measurement (a) 50/5A Cl 1.0 CT having 5VA burden- 10 Nos. (b) 0-32A ammeter- 10 Nos. [iii] Indication & Annunciation (a) LED status indicators (ON, OFF, TRIP)- 18 Set (b) Position (Selector) Switch- 10 Set NOTES: [i] The Panel shall be procured from the OEM authorized franchises only. [ii] The busbars shall be of double deck arrangement for rating . 2000A interleaved /non-interleaved design as per OEM.

-

-

-

... More
[iii] The Panel / Switchboard shall be tested to withstand vibration caused by an earthquake in accordance with IEC 60068-3-3:2013 or IS 1893 Zone V. [iv] All the necessary noble components (viz., structural, Door noble like hinge, Bush, Door alignment gauge and Bus bar noble - Bus bar support, Close profile structure - horizontal & vertical) of the Panel shall be given by the OEM. [v] Necessary control and switching devices to execute the switching and control logic shall be deemed inclusive of the scope of supply irrespective of them being specified / not specified above.

-

-

-

... More
Supply, installation, testing and commissioning of double-skin type horizontal, floor-mounted, top / side discharge, air handling unit (AHU) of 15000 CFM capacity @ 750 static pressure having thermal break profile complete with airtight casing using gaskets and self-adhesive tapes, 0.8 mm thick pre-coated outer skin and 0.6 mm thick GI inner skin, 45±2 mm thick double skin panel with pressure injected CFC/HCFC free PUF having 'k' value ≤ 0.035 W/°C/m & density ≥ 40 kg/m³, energy efficient plug fan(s) with backward curved impeller for high static pressure, mounted on aluminium extruded siderail base frame, EU4 pre-filter and EU7 fine filter (mounted on a common frame), combination of 6/8 rows deep chilled water coil(s) & 2 rows deep heating coil(s) with anticorrosion aluminium fins, high efficiency (IE3) TEFC squirrel cage induction motor of suitable rating, PVC / nylon hinges & handles, view port & marine lamp (for antibacterial ultraviolet screening), limit switch, SS-304 drain pan, vibration isolators / rubber pads (minimum 1" thick) inspection windows / doors, mixing box and supply / return / fresh air openings fitted with aluminium volume control dampers, thermostat & humidistat, etc. complete all as specified and directed.

1

-

-

... More
The AHU shall comprise of the following: [a] Dynamically balanced SISW backward curved plug fan with AMCA certified blower [b] 4 Pole, TEFC, high efficiency (IE3), squirrel cage induction motor, conforming to IS 12615: 2018, having BHP rating 20% higher than the peak capacity suitable for 3-Phase, 415 V ±10%, 50 Hz AC power supply [c] Flexible connection made with airtight ASTM E84 (Class I) polyester fire retardant cloth riveted on periphery of cloth with extruded aluminium 'L' angle flange as per fan size at discharge duct / plenum [d] Washable type of 'EU4' filter (pre-filter, efficiency 90% down to 10 micron) and 'EU7' filters (efficiency 99% down to 3 micron) [e] 6/8 rows deep chilled-water cooling coil section with 0.15 mm thick aluminium fins and 0.36 mm diameter copper tubes tested on 21 kg/cm², with SS sandwiched drain tray, etc. [f] 2 rows deep hot water cooling coil section with 0.15 mm thick aluminium fins and 0.36 mm diameter copper tubes tested on 21 kg/cm², with SS sandwiched drain tray, etc. [g] Condensate drain pan fabricated from 18 gauge SS 304, powder coated and insulated with elastomeric insulation of suitable thickness [h] AHU panel made out of 2.00 mm thick mild steel CRCA sheet, duly powder coated in compartmentalised construction with incomer and outgoing feeders for AHU motor, 3-way valve actuator motor, fire damper actuator motor, heater bank etc. complete with required relays, timers, contactors, PT, push buttons, switches, internal wiring, etc.

-

-

-

... More
The AHU Panel shall comprise of the following: (a) Busbar Chamber (1) 01 Set (3L + N) of copper busbar of rated capacity 100 A, covered with PVC insulated sleeves including insulator, nuts, bolts, etc. with complete connection (b) Incoming (1) 40 A, 415 V, Ics = Icu = 25 kA, conforming to IS/IEC 60947-2, 50 Hz, 4P MCCB with microprocessor based release, overload protection with inverse time delay, instantaneous protection with fine settings, protection against current unbalance and single phasing, inbuilt earth fault and neutral overload protection, compression lug connectors - 01 Nos. (2) Cl 1.0 multi-function meter capable of measuring V, A, F, PF, W/VA, Wh/VAh, Runhrs. Onhrs & interrupts- 01 Nos. (3) LED phase indicators (Red, Yellow, Blue)- 01 Set (c) Outgoing (1) 32 A, 415 V, Ics = Icu = 25 kA, conforming to IS/IEC 60947-2, 50 Hz, 4P MCCB with microprocessor based release, overload protection with inverse time delay, instantaneous protection with fine settings, protection against current unbalance and single phasing, inbuilt earth fault and neutral overload protection, compression lug connectors - 02 Nos. (2) Fully automatic Star/Delta starter, suitable for 7.5 kW motor, complete with contactors, push button, LED type indicators, auto/manual selector switch, overload protection, current sensing type single phase preventer complete with all accessories and wiring etc.- 01 Nos. (3) 6 A, 230 V, 50 Hz, SPN MCB (C- curve)- 02 Nos. [for diverting globe valve & fire damper actuator motors] (4) Cl 1.0 digital ammeter of suitable capacity with suitable CT- 01 Nos. NOTES:- [i] The price of AHU Panel and other necessary control equipment is deemed included in the quoted rate. [ii] Necessary civil work viz. foundation for placement of AHU, mounting of AHU Panel, construction of opening(s) for fresh / exhaust air etc. shall be covered in the scope of work.

-

-

-

... More
M & L for return air grill having welded steel border with aerodynamically shaped extruded aluminium blades having 30 fixed deflection & 20 mm blade spacing, countersunk screw holes in border, anodic acrylic paint finish, etc. and tested as per ANSI / ASHRAE standard 70-2006 complete all as specified and directed.

-

-

-

... More
Return grill of nominal duct size 1200mmx250mm (48"x10")

16

-

-

... More
Return grill of nominal duct size 900mmx250mm (36" X 10")

8

-

-

... More
Supply, installation, testing and commissioning of PAN-type humidifier, suitable for 40 litre/hr evaporation rate, having SS-304 sheet welded construction with unitized stainless steel reservoir divided into two chambers from inside having 25 mm thick fiberglass insulation cladded with aluminium foil, snap-acting humidistat, support legs for free-standing or wall hanging brackets for wallmounting, factory mounted & wired humidifier control cabinet, steam outlet nozzle, water make-up, drain, over-flow, quick fill connections, immersion heaters made of copper or stainless steel, terminal blocks suitable for field power and control wiring and safety thermostat complete all as specified and directed.

1

-

-

... More
Supply, installation, testing and commissioning of PN 1.6 rated 100 mm dia POT strainer, conforming to BS 6755-1, suitable for high capacity flow throughout full size inlet / outlet, having CI body & strainer bonnet, stainless steel perforated filter section, black rubber body / bonnet gasket, SS-410 valve and flange drilling standard end connections, etc., with accessories all as specified and directed.

2

-

-

... More
Supply, Installation, testing and commissioning of a combined air and dirt separator for chilled water flow of 304 LPM (80 mm dia) in accordance with Section VIII, Division I of the ASME Boiler and Pressure Vessel Code or designed, constructed, inspected and stamped per ASME Section VIII, Division 1 or IS 2825-1969 for “non-fired pressure vessels” as per specifications on the return water line located at the pump suction or a suitable location in AC Plant, insulated with 50 mm thick insulation to the specifications and cladded with 26 Aluminium cladding, capable of removing all micro bubbles and having a steel tube & copper wire media to carry out its operation, capable of removing up to 10 microns of dirt particles, complete with high-capacity air vent, service valve, nonreturn valve, butterfly valve connection for makeup water inlet, flanges, drain valve etc. all as specified and directed.

1

-

-

... More
Supply, installation, testing and commissioning of factory designed, prefabricated and floor-mounted modular type scroll chiller machine of at least 39 TR actual capacity at site conditions complete with hermetic scroll compressors having independent refrigerant circuits, water-cooled S/T type condenser, S/T horizontal flooded type evaporator / cooler with carbon steel shell and seamless copper tubes with elastomeric insulation, suitable numbers of squirrel cage induction motor of suitable rating with class 'F' insulation, along with necessary drive arrangement, lubrication system as per manufacturer's design required for smooth and trouble-free operation of the chiller package, common base frame, interconnected copper refrigerant piping along with elastomeric insulation, fittings, valves, expansion valves and accessories to interconnect compressor, condenser, chiller and expansion valve, microprocessor based control panel comprising of controls including sensors and equipped with a keyboard, LCD touchscreen access input system, protection and monitoring devices to perform control functions, wiring, vibration isolators, gauge panel, automatic safety controls, flow switch at evaporator and condenser and ozone friendly, CFC-free refrigerant all complete as specified and directed. 2 X 39 TR Working + 1 X 39 TR Stand-By

3

-

-

... More
The chiller shall conform to the following requirements/specifications: [i] Chilled water inlet / outlet temperature: 12/ 7 ºC [ii] Evaporator fouling factor: ≤ 0.00010 ºFft²hr/Btu [iii] Evaporator side pressure drop: ≤ 6 m of H2O [iv] Evaporator water flow rate: ≤ 2.66 Usgpm/TR [v] Condenser water inlet / outlet temperature: 32 / 36 ºC [vi] Condenser fouling factor: 0.00025 ºFft²hr/Btu [vii] Condenser side pressure drop: ≤ 6 m of H2O [viii] Condenser water flow rate: ≤ 4.16 Usgpm/TR [ix] Minimum COP @ 100% load: 4.2 [x] Maximum kW/kWr @ 100% load: 0.84 at design condition [xi] Minimum IPLV @ 100% load: 5.8 at design condition [xii] Refrigerant (eco-friendly type): R407c / R410a NOTES: [i] The unit shall be suitable for 3- Phase, 415 V ± 10%, 50 Hz AC electric supply, with a built-in microprocessor based control panel. [ii] Mapping shall be required for all critical points displayed on the chiller control panel. The chiller shall be BMS compatible and shall have RS485 / RS232 serial communication protocol. [iii] The quoted rate shall be inclusive of star / delta starter(s), Victaulic coupling and system integrator capable of giving industry standard (Modbus / BACnet) output to BMS for critical parameters. [iv] Initial / first charge of refrigerant gas & compressor shall be deemed included in the quoted rate. [v] Necessary civil work viz. foundation for placement of chillers as per OEM recommendation, etc. shall be deemed included in the scope of work.

-

-

-

... More
Supply, installation, testing and commissioning of Single / Multi-stage, centrifugal, monoblock pump (chilled water circulation pump) suitable to below mentioned operating condition, material of construction & driver / motor, conforming to IS 9079: 2018 & tested as per IS 5120: 1977 having base plate, mounting channel frame, accessories and fittings, viz. pressure gauges, thermometers, drains, coupling, coupling guard, vibration isolation arrangement by means of spring / rubber type mounting duly insulated with FM approved highly- flexible, closed-cell thermal insulation of elastomeric foam based on synthetic rubber (NBR) of appropriate thickness laminated with 12 micron aluminium foil facing with reinforced glass scrim along with adhesives and other necessary accessories complete all as specified and directed. (2 Working + 1 Stand-by)

3

-

-

... More
(A) Operating Condition [i] Liquid Type: Water [ii] Pump head: 11 mWC [iii] Pump flow: 5.11 LPS [iv] Liquid Pumping temp.: 0ᵒC to 60ᵒC (B) MOC (Material of Construction) [i] Pump housing: Cast Iron [ii] Shaft: Stainless steel [iii] Impeller: Stainless steel [iv] Mechanical seal: Carbon / ceramic [v] Stage chambers: Stainless steel [vi] Seal: EPDM [vii] Housing cover: Stainless steel (C) Driver Detail [i] Motor Type: TEFC squirrel cage induction motor [ii] Motor Capacity: 1.39 KW [iii] Mounting arrangement: Flange (vertical) on motor stool [iv] Motor rated speed: 2900 RPM" "[v] Degree of protection: IP 54 [vi] Voltage: 415 V ± 10% [vii] Frequency: 50 Hz NOTES: [i] Necessary civil work viz. foundation for placement of pump and pump accessories shall be covered in the scope of work. [ii] Pressure gauges, thermometers and drains shall be measured and paid for separately.

-

-

-

... More
Supply, installation, testing and commissioning of CTI certified factory assembled / field erected, industrial duty, induced draft, cross-flow type, film fill P-FRP cooling tower suitable for 80 TR (910 MBH) actual load to cool water from 36 ºC to 32 ºC (ΔT 4 ºC) at entering wet bulb temperature 27 ºC having uniform water distribution and optimal heat transfer having casing of at least 5 mm thick UV stabilised fiberglass reinforced plastic (FRP) panels, laminated to each other providing a watertight seal, with stainless steel support structure of sufficient structural strength to withstand vibrations and wind velocity up to 60 m/s, mechanical access platform, HDPE shell and sump, FRP basin, low pressured spray system having totally enclosed, non-corroding PVC pipe with large orifice non-clog spray nozzle distribution with single water inlet for hot water distribution, diagonal offset flute, film type thermoformed PVC counterflow fill suitable for entering water temperatures up to 60 ºC, thermoformed UV resistant polypropylene cellular drift eliminators having drift losses ≤ 0.0005% of the water flow rate, propeller type direct driven fan incorporating wide-chord geometry and having FRP blades and steel hubs, energy efficient (IE4) TEFC squirrel cage induction motor squirrel cage induction motor(s), conforming to IS 12615: 2018, with class 'F' insulation complete with accessories all as specified and directed. NOTES: [i] Necessary civil work viz. foundation, supporting structure, etc. for placement of cooling tower shall be deemed included in the scope of work. [ii] The fan motor shall be suitable for 3- Phase, 415 V ± 10%, 50 Hz AC supply.

1

-

-

... More
Supply, installation, testing and commissioning of Single / Multi-stage, centrifugal, monoblock pump (condenser water pump) suitable to below mentioned operating condition, material of construction & driver / motor, conforming to IS 9079: 2018 & tested as per IS 5120: 1977 having base plate, mounting channel frame, accessories and fittings, viz. pressure gauges, thermometers, drains, coupling, coupling guard, vibration isolation arrangement by means of spring / rubber type mounting duly insulated with FM approved highly- flexible, closed-cell thermal insulation of elastomeric foam based on synthetic rubber (NBR) of appropriate thickness laminated with 12 micron aluminium foil facing with reinforced glass scrim along with adhesives and other necessary accessories complete all as specified and directed. (2 Working + 1 Stand-by)

3

-

-

... More
(A) Operating Condition [i] Liquid Type: Water [ii] Pump head: 14 mWC [iii] Pump flow: 7.95 LPS [iv] Liquid Pumping temp.: 0ᵒC to 60ᵒC (B) MOC (Material of Construction) [i] Pump housing: Cast Iron [ii] Shaft: Stainless steel [iii] Impeller: Stainless steel [iv] Mechanical seal: Carbon / ceramic [v] Stage chambers: Stainless steel [vi] Seal: EPDM [vii] Housing cover: Stainless steel (C) Driver Detail [i] Motor Type: TEFC squirrel cage induction motor [ii] Motor Capacity: 2.88 KW [iii] Mounting arrangement: Flange (vertical) on motor stool [iv] Motor rated speed: 2900 RPM [v] Degree of protection: IP 54 [vi] Voltage: 415 V ± 10% [vii] Frequency: 50 Hz NOTES: [i] Necessary civil work viz. foundation for placement of pump and pump accessories shall be covered in the scope of work. [ii] Pressure gauges, thermometers and drains shall be measured and paid for separately.

-

-

-

... More
S & F of ASME pre-charged vertical closed bladder expansion tank, stamped for 125 psi (862 kPa) working pressure having carbon steel shell, conforming to IS 2825: 1969, coated (inside & outside) with anti-corrosion paint with a heavy-duty butyl replaceable bladder, ring base, lifting rings, and 20 mm NPT piping connection protected by strainer at the water inlet, air charging valve connection to facilitate adjusting pre-charge pressure to meet actual system conditions complete with accessories as specified and directed.

-

-

-

... More
120 litre (for chilled water piping)

1

-

-

... More
Supply, installation, testing and commissioning of fully BMS and SCADA compatible IP 55 rated electric Hot Water Generator (HWG) in vertical configuration, suitable for 120 kW heat output or 6350 kg/hr water flowrate, 2.5 to 4.0 kg/cm2 operating pressure range and 30 °C to 95 °C operating temperature range, having automatic stage sequence reversal, slave SCR power controller to modulate the entire load from 0-100%, embedded LCD, RS-232C / RS-485 port & ethernet port for communication, in-built self-diagnostic tool, etc. complete all as specified and directed by the engineer-in-charge.

2

-

-

... More
Water 'In' Temperature: 45°C Water 'Out' Temperature: 70°C 1 X 120 kW Working + 1 X 120 kW Stand-By The HWG shall conform to the following requirements / specifications: [A] HEATING ELEMENTS (i) Pressure-rated flanged type immersion heaters, conforming to IS 4159: 2002, consisting of multiple tubular heating elements formed into hairpins which are silver-brazed to a mating flange [B] PRESSURE VESSEL (i) Water Vessel, conforming to IS 2825: 1969 rated for 160 psig maximum working pressure at 120 °C and tested at 300 psig having top openable thick MS plate designed for maximum element to water contact for efficient operation, welded to shell flange (ii) Connections for water inlet & outlet with mating flanges (iii) Descaling point & drain connection for system drainage [C] INSULATION (i) 50 mm thick resin bounded fibreglass wool of density 32 kg/cum and cladded with aluminium sheet to minimum heat loss [D] CONTROL CABINET (i) Integral control panel made out of 2.0 mm thick powder coated CRCA sheet having louvers to insure adequate ventilation of the control and heater terminal compartment (ii) Base frame fabricated out of ISMC100 channel (iii) hinged doors with lockable padlocks for access to all control compartments

-

-

-

... More
[E] CONTROL & SAFETY (i) Incomer MCCB with electrolytic grade copper busbar and mechanical interlock for safe operation (ii) Magnetic Contactors with MCB / HBC fuses for heater switching (iii) Pilot lights indicating the functional operation, i.e. Phase Indication, Each Stage ON, Supply ON, etc. (iv) Alarm package to de-energize the boiler and give audible and visual indications of high temperature, low water level or zero flow rates (each condition should be indicated with a separate pilot light) (v) Pressure Relief Valve & Air Purge Valve (vi) Temperature & Pressure gauges at both inlet and outlet [F] STEP CONTROLLER (i) Temperature Control using microprocessor based multi-stage electronic progressive staging sequencer with thermistor sensor to control the HWG in stages (ii) Logic and Control circuits to continuously monitor the input signal to determine if more or less heat is required [G] BMS (i) Dry contacts for start / stop command, on / off status indication, fault indications, viz., high temperature and low water level, etc. (ii) Provision for remote operation and local remote selector switch status (iii) RS-485 communication port for remote programming and control (iv) Remote interlock to user enabled energizing or de-energizing of the HWG from remote or any field / pump interlock

-

-

-

... More
Supply, installation, testing and commissioning of Single / Multi-stage, centrifugal, monoblock pump (Hot water pump) suitable to below mentioned operating condition, material of construction & driver / motor, conforming to IS 9079: 2018 & tested as per IS 5120: 1977 having base plate, mounting channel frame, accessories and fittings, viz. pressure gauges, thermometers, drains, coupling, coupling guard, vibration isolation arrangement by means of spring / rubber type mounting duly insulated with FM approved highly- flexible, closed-cell thermal insulation of elastomeric foam based on synthetic rubber (NBR) of appropriate thickness laminated with 12 micron aluminium foil facing with reinforced glass scrim along with adhesives and other necessary accessories complete all as specified and directed. (1 Working + 1 Stand-by)

2

-

-

... More
(A) Operating Condition [i] Liquid Type: Water [ii] Pump head: 8 mWC [iii] Pump flow: 2.77 LPS [iv] Liquid Pumping temp.: 0ᵒC to 60ᵒC (B) MOC (Material of Construction) [i] Pump housing: Cast Iron [ii] Shaft: Stainless steel [iii] Impeller: Stainless steel [iv] Mechanical seal: Carbon / ceramic [v] Stage chambers: Stainless steel [vi] Seal: EPDM [vii] Housing cover: Stainless steel (C) Driver Detail [i] Motor Type: TEFC squirrel cage induction motor [ii] Motor Capacity: 0.56 KW [iii] Mounting arrangement: Flange (vertical) on motor stool [iv] Motor rated speed: 2900 RPM [v] Degree of protection: IP 54 [vi] Voltage: 415 V ± 10% [vii] Frequency: 50 Hz NOTES: [i] Necessary civil work viz. foundation for placement of pump and pump accessories shall be covered in the scope of work. [ii] Pressure gauges, thermometers and drains shall be measured and paid for separately.

-

-

-

... More
Supply, installation, testing and commissioning of factory made, CPRI / ERDA type tested, fully compartmentalized bolted type HVAC PANEL (design verified assembly- DVA) of suitable size conforming to IEC 61439-1 & 2 and IEC 61641 and having modular extensible design suitable for indoor mounting, internal arc compliance of minimum 70 kA for 0.5s, made out of 2.0 mm thick mild steel CRCA sheet, having both sides openable with hinged doors and locking arrangement, IP 43 & IK 10 protection, supported and fixed on structural frame of angle iron of suitable size, including earthing stud, labelling, painting to all internal & external exposed steel surfaces with powder coating paint (7 tank process), duly fixed in ground with PCC foundation (1:2:4) type B1, with danger notice plate of 1.6 mm thick mild steel vitreous enamelled (white) with letters, figures and conventional skull and bones in signal red colour suitable for 3- Phase, 4-Wire system, 500 V grade with necessary wiring, PVC sheathed stranded copper conductor of appropriate length and size, including fixing lugs, bolts, screws, etc. complete all as specified and directed.

1

-

-

... More
The HAVC PANEL shall comprise of the following:- [A] BUSBAR CHAMBER [i] 01 Set (3L + N) of copper busbar of rated capacity 500 A, 25 kA, 415V, 50 Hz covered with PVC insulated sleeves including insulator, nuts, bolts, etc. with complete connection [B] INCOMING [i] Circuit Breaker (a) 320 A, 415 V, Ics = 100% Icu = 25 kA, 50 Hz 3P MCCB, conforming to IEC 60947-2: 2016, having microprocessor based trip unit, adjustable overload setting, adjustable short-circuit setting, adjustable neutral protection, front indication LEDs, etc.- 02 Nos. [ii] Protective Relay (a) Instantaneous Overcurrent Relay (50)- 01 Nos. (b) Instantaneous Overcurrent Relay (50N)- 01 Nos. (c) AC Inverse Time Overcurrent Relay (51)- 01 Nos. (d) AC Inverse Time Overcurrent Relay (51N)- 01 Nos. (e) Undervoltage Relay (27)- 01 Nos. [iii] Instrumentation & Measurement (a)Cl 1.0 multi-function meter capable of measuring V,A,F,PF,W/VA,Wh/VAh, Runhrs.Onhrs & interupts-01 Nos. (b) CL3P 415V/√3 / 110V/√3 CL3P P.T. with 50 VA burden- 01 Nos. (c) 400/5A CL5P10 C.T. with 10 VA burden- 01 Nos. (d) 400/5A Cl. 1.0 C.T. with 10 VA burden- 01 Nos. (e) 6A, 10kA, 415V, 50 Hz 4P MCB- 02 Nos. [iv] Indication & Annunciation (a) LED phase indicators (Red, Yellow, Blue)- 01 Set (b) LED status indicators (ON, OFF, TRIP)- 01 Set (c) LED status indicators (SC, CSH, RTC)- 01 Set (d) Auto / Manual Switch (e) EM (emergency) Switch (f) TNC Switch

-

-

-

... More
[C] OUTGOING [i] Circuit Breaker (a) 250 A, 415 V, Ics = 100% Icu = 25 kA, 50 Hz 3P MCCB, conforming to IEC 60947-2: 2016, having microprocessor based trip unit, adjustable overload setting, adjustable short-circuit setting, adjustable neutral protection, front indication LEDs, etc.- 02 Nos. (b) 200 A, 415 V, Ics = 100% Icu = 25 kA, 50 Hz 3P MCCB, conforming to IEC 60947-2: 2016, having microprocessor based trip unit, adjustable overload setting, adjustable short-circuit setting, adjustable neutral protection, front indication LEDs, etc.- 04 Nos. (c) 63 A, 415 V, Ics = 100% Icu = 25 kA, 50 Hz 4P MCCB, conforming to IEC 60947-2: 2016, having thermal magnetic trip unit, adjustable overload setting, adjustable short-circuit setting, adjustable neutral protection, front indication LEDs, etc.- 02 Nos. (d) 32 A, 415 V, Ics = 100% Icu = 25 kA, 50 Hz 4P MCCB, conforming to IEC 60947-2: 2016, having thermal magnetic trip unit, adjustable overload setting, adjustable short-circuit setting, adjustable neutral protection, front indication LEDs, etc.- 10 Nos. "(f) Fully automatic DOL starter, suitable for 3.5 kW motor, complete with contactors, push button, LED type indicators, auto/manual selector switch, overload protection, current sensing type single phase preventer complete with all accessories and wiring etc.- 04 Nos. (g) Fully automatic DOL starter, suitable for 1.5 kW motor, complete with contactors, push button, LED type indicators, auto/manual selector switch, overload protection, current sensing type single phase preventer complete with all accessories and wiring etc.- 04 Nos. (h) Fully automatic DOL starter, suitable for 0.75 kW motor, complete with contactors, push button, LED type indicators, auto/manual selector switch, overload protection, current sensing type single phase preventer complete with all accessories and wiring etc.- 02 Nos. [ii] Instrumentation & Measurement" (a) 50/5A Cl 1.0 CT having 5VA burden- 10 Nos. (b) 0-32A ammeter- 10 Nos.

-

-

-

... More
[iii] Indication & Annunciation (a) LED status indicators (ON, OFF, TRIP)- 18 Set (b) Position (Selector) Switch- 10 Set NOTES: [i] The Panel shall be procured from the OEM authorized franchises only. [ii] The busbars shall be of double deck arrangement for rating ≥ 2000A interleaved /non-interleaved design as per OEM. [iii] The Panel / Switchboard shall be tested to withstand vibration caused by an earthquake in accordance with IEC 60068-3-3:2013 or IS 1893 Zone V. [iv] All the necessary noble components (viz., structural, Door noble like hinge, Bush, Door alignment gauge and Bus bar noble - Bus bar support, Close profile structure - horizontal & vertical) of the Panel shall be given by the OEM. [v] Necessary control and switching devices to execute the switching and control logic shall be deemed inclusive of the scope of supply irrespective of them being specified / not specified above.

-

-

-

... More
M & L for ISI marked 11 kV grade aluminium conductor, XLPE insulated armoured cables, conforming to IS: 7098 (Part 1)- 1988 having stranded aluminium compact shaped conductor as per Cl. 2, IS: 8130- 1984, PVC inner sheath, single armouring of galvanized steel strip/wire and PVC Type ST- 2 outer sheath conforming to IS: 5831- 1984, including necessary clamping / dressing with cable ties and termination complete all as specified and directed of the following sizes:-

-

-

-

... More
4 core, 50 sqmm (for chiller)

60

-

-

... More
3.5 core, 150 sqmm (for HWG)

35

-

-

... More
Supply, fixing, testing and commissioning of condenser mild steel 'C' class water pipes of following sizes of MS 'C' class along with necessary clamps, vibration isolators and fittings such as bends, tees etc. but excluding valves, strainers, gauges etc. adequately supported on rigid supports duly painted/buried in ground excavation and refilling etc. as per specification and as required complete in all respect. NOTES: The pipes size 150 mm & below shall be M.S. 'C' class as per IS:1239 and pipes sizes above 150 mm shall be welded black steel pipe heavy class as per IS 3589, from minimum 6.35 mm thick M.S. sheet for pipes upto 350 mm dia,. and from minimum 7 mm thick MS sheet for pipes of 400 mm dia and above.

-

-

-

... More
80 mm bore dia

40

-

-

... More
M & L for PN 1.6 rated 80 mm dia. 'Y'- type strainer, having carbon cast steel (CCS) body & cover, conforming to ASTM A-216 Gr. WCB, SS 304 screen having ≤ 1.2 mm dia. perforation, flanged end connection, conforming to BS 10 Table J FF undrilled, neoprene rubber body & cover gasket, SS 410 drain plug complete with necessary accessories all as specified and directed.

3

-

-

... More
M & L for PN 1.6 rated straight type 80 mm dia. cast iron (CI) reflux (non-return) valve, conforming to IS 5312-2: 1986, having CI Gr. FG200 body conforming to IS 210: 2009, bolted cover, integral / renewable seat, renewable disc, gunmetal trim with rubber seat ring, flanged end connection, conforming to IS 1538: 1993 with necessary accessories complete all as specified and directed.

3

-

-

... More
Supply, installation, Testing and commissioning of following 80 mm dia. electronic, self-balancing, pressure independent type dynamic balancing valve with integrated 2 way modulating control valve in a single body. The actuator shall be capable of accepting upto 10 V DC and upto 20 mA electric signal and shall provide similar transduced feedback output to control system. Maximum close off pressure shall not be less than 6 bar for upto 50 mm valves and 7 bar for 65 mm & above. Valves should have pressure rating of 25 bar minimum.

3

-

-

... More
Supplying, laying / fixing, testing and commissioning of followings nominal sizes of chilled water piping mild steel class 'C' inside the building (with necessary clamps, vibration isolators and fittings but excluding valves, strainers, gauge etc.) duly insulated with following closed cell elastomeric nitrile rubber of minimum 45 Kg / cum density, thermal conductivity 0.037 W / mk or better at 20 deg mean temperature class 'O' insulation applied by suitable adhesive complete including repairing of damage to building etc. as per specifications and as required complete in all respect. NOTES: The pipes of sizes 150 mm & below shall be M.S. 'C' class as per IS 1239 and pipes size above 150 mm shall be welded black steel pipe heavy as per IS 3589, from minimum 6.35 mm thick M.S. sheet for pipes upto 350 mm dia. and from 7 mm thick MS sheet for pipes of 400 mm dia and above.

-

-

-

... More
150 mm dia ( 32 mm thick insulation)

50

-

-

... More
65 mm dia ( 32 mm thick insulation)

40

-

-

... More
Supply, installation, testing and commissioning of cast steel bolted cover Y-type strainer insulated to the same specification as the connected piping, with CCS body conforming to ASTM A- 216 Gr. WCB, AISI 304 screen with 1.2 mm diameter perforation, 40 kg/cm2 body test pressure & 20 kg/cm2 maximum working pressure and standard flange end conforming to BS 10 Table F / Class-150, duly insulated complete all as specified and directed.

-

-

-

... More
150 mm dia

1

-

-

... More
65 mm dia

3

-

-

... More
Supply, installation, testing and commissioning of wafer type PN 1.6 rated short pattern CI butterfly valve having Gr. FG-200 CI body conforming to IS 210: 2009, seat having EPDM rubber lining, CF 8 stainless steel disc, AISI- 410 stainless steel stem, 2.4 MPa body test pressure & 1.6 MPa seat test pressure and standard flange end conforming to BS 10 Table D/E & ANSI B 16.1 CI- 125, duly insulated complete all as specified and directed.

-

-

-

... More
150 mm dia

5

-

-

... More
65 mm dia

12

-

-

... More
M & L for PN 1.6 rated precise balancing double regulation type cast iron (CI) balancing valve insulated to the same specification as the connected piping, having CI Gr. FG200 body, EPDM / nitrile seal, stainless steel disc, ASTM A 276, Gr SS410 stem, EPDM / nitrile bush, MS gland nut, ASTM A 276 spindle, CI bonnet, SS304 balancing nut, MS bonnet cap, CI hand wheel, MS plug, stainless steel fastener, flanged end connection, etc., and duly insulated with elastomeric thermal insulation with necessary accessories complete all as specified and directed.

-

-

-

... More
150 mm dia

1

-

-

... More
Supply, installation, testing and commissioning of 150 mm dia. maintenance-free PN 1.6 rated 3-way diverting globe valve for modulating water-side control of air handling units (For diverting application) along with valve actuator complete all as specified and directed.

1

-

-

... More
The valve and actuator shall conform to the following technical specifications: [1] Valve: (i) Body: Ductile iron GGG40 (ii) Valve Cone: SS304 (iii) Valve Stem: SS630 (iv) Valve Seat: SS304 (v) Stem Seat: PTFE & FFKM (vi) Flow Media: Chilled Water (vii) Rangeability: 100:1 (viii) Leakage Rate: Max. 0.02% on all path [2] Actuator: (i) Nominal Voltage: AC / DC 24 V (ii) Nominal Frequency: 50 Hz

-

-

-

... More
(iii) Power Consumption in Operation: 2 W (iv) Power Consumption in Rest Position: 1.5 W (v) Actuating Force Motor: 1.5 kN (vi) Operating Range: Y: 0.5… 10 V (vii) Input Impedance: 100 kΩ (viii) Position Accuracy: ±5% NOTES: [i] The 3-way diverting globe valve shall be pre-calibrated to the given maximum flow rate. [ii] Closing off differential pressure of actuator connected with 3-way diverting globe valve shall not be less than the pump head.

-

-

-

... More
M & L for hot water piping MS 'C' Class including necessary fittings viz. flexible connections, bends, tees, reducers, flanges, air purge valves, drain valves, structural support, necessary clamps, vibration isolators, etc. including painting and supporting / fixing the pipe in excavated trenches or on floor / wall / ceiling with clamps, hangers, angles, channels (using anchor fasteners) with necessary accessories, duly insulated complete all as specified and directed.

-

-

-

... More
50 mm dia.

70

-

-

... More
NOTES: [i] The pipe size 150 mm dia & below shall be MS 'C' class as per IS 1239 (Part- 1): 2004 & IS 1239 (Part- 2): 2011. [ii] The pipe size above 150 mm dia shall be welded black steel pipe heavy class as per IS 3589: 2001. [iii] Minimum thickness of MS sheet for pipe size above 150 mm dia and up to 350 mm dia shall be 6.35 mm and it shall be 7 mm for pipe size 400 mm dia and above. [iv] Insulation shall be measured and paid for separately.

-

-

-

... More
S & F of off-white flexible closed-cell 32 mm thick elastomeric thermal insulation (in tubular form) made of elastomeric foam based on synthetic rubber (NBR / PVC), tested for maximum service temperature 100 ºC as per ASTM C534 & minimum service temperature -50 ºC as per ASTM C534, thermal conductivity λ ≤ 0.037 W/mK at mean temperature θm = 24 ºC as per ASTM C518 / C177, ASTM C335, water absorption by volume ≤ 0.2% as per ASTM C 209 / C1763, flame spread index (FSI) & smoke development index (SDI) 25/50 as per ASTM E84, flammability HB, V-0 as per UL 94, fungi resistance as per ASTM G21/C1338, mould growth resistance as per ASTM E2180-18 / UL 181 and ozone resistance as per ASTM D 1149-18 along with self pre-covered self adhering, UV treated glass cloth of thickness 7 mm / 200 GSM adhesives and other necessary accessories complete all as specified and directed.

-

-

-

... More
50 mm dia,

70

-

-

... More
Supply, installation, testing and commissioning of 50 mm dia. cast iron bolted cover Y-type strainer with CI body conforming to IS:210 Gr.FG200, SS AISI 304 screen having 1.2 mm perforation, 24 kg/cm2 body test pressure & 16 kg/cm2 maximum working pressure and standard flange end conforming to BS 10 Table F / Class-150 duly insulated with elastomeric thermal insulation with necessary accessories complete all as specified and directed.

3

-

-

... More
Supply, installation, testing and commissioning of 50 mm dia. wafer type PN 1.6 rated short pattern CI butterfly valve having Gr. FG-200 CI body conforming to IS 210: 2009, seat having EPDM rubber lining, CF8M stainless steel disc, AISI- 304 stainless steel stem, 2.4 MPa body test pressure & 1.6 MPa seat test pressure and standard flange end conforming to BS 10 Table D/E & ANSI B 16.1 CI- 125 duly insulated with elastomeric thermal insulation with necessary accessories complete all as specified and directed.

10

-

-

... More
Supply, installation, testing and commissioning of 50 mm dia wafer type PN 1.6 rated swing check type multidoor reflux valve (NRV), designed & tested as per IS 5312 (Part- 2): 1986, suitable to handle clear water having turbidity up to 5000 PPM, having CI body, door and diaphragm, leaded tin bronze seat rings and flange drilling standard end connection, etc., duly insulated complete all as specified and directed.

2

-

-

... More
Supply, installation, testing and commissioning of maintenance-free PN 1.6 rated, 50 mm dia. 3-way diverting globe valve for modulating water-side control of air handling units (For diverting application) including valve actuator complete all as specified and directed.

1

-

-

... More
The valve and actuator shall conform to the following technical specifications: [1] Valve: (i) Body: Ductile iron GGG40 (ii) Valve Cone: SS304 (iii) Valve Stem: SS630 (iv) Valve Seat: SS304 (v) Stem Seat: PTFE & FFKM (vi) Flow Media: Chilled Water (vii) Rangeability: 100:1 (viii) Leakage Rate: Max. 0.02% on all path

-

-

-

... More
[2] Actuator: (i) Nominal Voltage: AC / DC 24 V (ii) Nominal Frequency: 50 Hz (iii) Power Consumption in Operation: 2 W (iv) Power Consumption in Rest Position: 1.5 W (v) Actuating Force Motor: 1.5 kN (vi) Operating Range: Y: 0.5… 10 V (vii) Input Impedance: 100 kΩ (viii) Position Accuracy: ±5% NOTES: [i] The 3-way diverting globe valve shall be pre-calibrated to the given maximum flow rate. [ii] Closing off differential pressure of actuator connected with 3-way diverting globe valve shall not be less than the pump head.

-

-

-

... More
Supply, installation, testing and commissioning of double-skin type horizontal, floor-mounted, top / side discharge, air handling unit (AHU) of 25000 CFM capacity @ 750 static pressure having thermal break profile complete with airtight casing using gaskets and self-adhesive tapes, 0.8 mm thick pre-coated outer skin and 0.6 mm thick GI inner skin, 45±2 mm thick double skin panel with pressure injected CFC/HCFC free PUF having 'k' value ≤ 0.035 W/°C/m & density ≥ 40 kg/m³, energy efficient plug fan(s) with backward curved impeller for high static pressure, mounted on aluminium extruded siderail base frame, EU4 pre-filter and EU7 fine filter (mounted on a common frame), combination of 6/8 rows deep chilled water coil(s) & 2 rows deep heating coil(s) with anticorrosion aluminium fins, high efficiency (IE3) TEFC squirrel cage induction motor of suitable rating, PVC / nylon hinges & handles, view port & marine lamp (for antibacterial ultraviolet screening), limit switch, SS-304 drain pan, vibration isolators / rubber pads (minimum 1" thick) inspection windows / doors, mixing box and supply / return / fresh air openings fitted with aluminium volume control dampers, thermostat & humidistat, etc. complete all as specified and directed.

1

-

-

... More
The AHU shall comprise of the following: [a] Dynamically balanced SISW backward curved plug fan with AMCA certified blower [b] 4 Pole, TEFC, high efficiency (IE3), squirrel cage induction motor, conforming to IS 12615: 2018, having BHP rating 20% higher than the peak capacity suitable for 3-Phase, 415 V ±10%, 50 Hz AC power supply [c] Flexible connection made with airtight ASTM E84 (Class I) polyester fire retardant cloth riveted on periphery of cloth with extruded aluminium 'L' angle flange as per fan size at discharge duct / plenum [d] Washable type of 'EU4' filter (pre-filter, efficiency 90% down to 10 micron) and 'EU7' filters (efficiency 99% down to 3 micron) [e] 6/8 rows deep chilled-water cooling coil section with 0.15 mm thick aluminium fins and 0.36 mm diameter copper tubes tested on 21 kg/cm², with SS sandwiched drain tray, etc. [f] 2 rows deep hot water cooling coil section with 0.15 mm thick aluminium fins and 0.36 mm diameter copper tubes tested on 21 kg/cm², with SS sandwiched drain tray, etc.

-

-

-

... More
[g] Condensate drain pan fabricated from 18 gauge SS 304, powder coated and insulated with elastomeric insulation of suitable thickness [h] AHU panel made out of 2.00 mm thick mild steel CRCA sheet, duly powder coated in compartmentalised construction with incomer and outgoing feeders for AHU motor, 3-way valve actuator motor, fire damper actuator motor, heater bank etc. complete with required, relays, timers, contactors, PT, push buttons, switches, internal wiring, etc.

-

-

-

... More
The AHU Panel shall comprise of the following: (i) Busbar Chamber (1) 01 Set (3L + N) of copper busbar of rated capacity 100 A, covered with PVC insulated sleeves including insulator, nuts, bolts, etc. with complete connection (ii) Incoming (1) 63 A, 415 V, Ics = Icu = 25 kA, conforming to IS/IEC 60947-2, 50 Hz, 4P MCCB with microprocessor based release, overload protection with inverse time delay, instantaneous protection with fine settings, protection against current unbalance and single phasing, inbuilt earth fault and neutral overload protection, compression lug connectors - 01 Nos. (2) Cl 1.0 multi-function meter capable of measuring V, A, F, PF, W/VA, Wh/VAh, Runhrs. Onhrs & interrupts- 01 Nos. (3) LED phase indicators (Red, Yellow, Blue)- 01 Set

-

-

-

... More
(iii) Outgoing (1) 50 A, 415 V, Ics = Icu = 25 kA, conforming to IS/IEC 60947-2, 50 Hz, 4P MCCB with microprocessor based release, overload protection with inverse time delay, instantaneous protection with fine settings, protection against current unbalance and single phasing, inbuilt earth fault and neutral overload protection, compression lug connectors - 02 Nos. (h) Fully automatic Star/Delta starter, suitable for 11 kW motor, complete with contactors, push button, LED type indicators, auto/manual selector switch, overload protection, current sensing type single phase preventer complete with all accessories and wiring etc.- 01 Nos. (3) 6 A, 230 V, 50 Hz, SPN MCB (C- curve)- 02 Nos. [for diverting globe valve & fire damper actuator motors] (4) Cl 1.0 digital ammeter of suitable capacity with suitable CT- 01 Nos. NOTES: [i] The price of AHU Panel and other necessary control equipment is deemed included in the quoted rate. [ii] Necessary civil work viz. foundation for placement of AHU, mounting of AHU Panel, construction of opening(s) for fresh / exhaust air etc. shall be covered in the scope of work.

-

-

-

... More
M & L for return air grill having welded steel border with aerodynamically shaped extruded aluminium blades having 30 fixed deflection & 20 mm blade spacing, countersunk screw holes in border, anodic acrylic paint finish, etc. and tested as per ANSI / ASHRAE standard 70-2006 complete all as specified and directed by the engineer-in-charge.

-

-

-

... More
Return grill of nominal duct size 1050mmx200mm (42" X 8")

3

-

-

... More
Return grill of nominal duct size 600mmx250mm (24" X 10")

3

-

-

... More
Supply, installation, testing and commissioning of PAN-type humidifier, suitable for 65 litre/hr evaporation rate, having SS-304 sheet welded construction with unitized stainless steel reservoir divided into two chambers from inside having 25 mm thick fiberglass insulation cladded with aluminium foil, snap-acting humidistat, support legs for free-standing or wall hanging brackets for wall mounting, factory mounted & wired humidifier control cabinet, steam outlet nozzle, water make-up, drain, over-flow, quick fill connections, immersion heaters made of copper or stainless steel, terminal blocks suitable for field power and control wiring and safety thermostat complete all as specified and directed.

1

-

-

... More
Supply, Installation, testing and commissioning of a combined air and dirt separator for chilled water flow of 610 LPM (150 mm dia) in accordance with Section VIII, Division I of the ASME Boiler and Pressure Vessel Code or designed, constructed, inspected and stamped per ASME Section VIII, Division 1 or IS 2825-1969 for “non-fired pressure vessels” as per specifications on the return water line located at the pump suction or a suitable location in AC Plant, insulated with 50 mm thick insulation to the specifications and cladded with 26 Aluminium cladding, capable of removing all micro bubbles and having a steel tube & copper wire media to carry out its operation, capable of removing up to 10 microns of dirt particles, complete with high-capacity air vent, service valve, nonreturn valve, butterfly valve connection for makeup water inlet, flanges, drain valve etc. all as specified and directed.

1

-

-

... More
Supply, installation, testing and commissioning of factory designed, prefabricated and floor-mounted modular type scroll chiller machine of at least 16.5 TR actual capacity at site conditions complete with hermetic scroll compressors having independent refrigerant circuits, water-cooled S/T type condenser, S/T horizontal flooded type evaporator / cooler with carbon steel shell and seamless copper tubes with elastomeric insulation, suitable numbers of squirrel cage induction motor of suitable rating with class 'F' insulation, along with necessary drive arrangement, lubrication system as per manufacturer's design required for smooth and trouble-free operation of the chiller package, common base frame, interconnected copper refrigerant piping along with elastomeric insulation, fittings, valves, expansion valves and accessories to interconnect compressor, condenser, chiller and expansion valve, microprocessor based control panel comprising of controls including sensors and equipped with a keyboard, LCD touchscreen access input system, protection and monitoring devices to perform control functions, wiring, vibration isolators, gauge panel, automatic safety controls, flow switch at evaporator and condenser and ozone friendly, CFC-free refrigerant all complete as specified and directed 2 X 16.5 TR Working + 1 X 16.5 TR Stand-By

3

-

-

... More
The chiller shall conform to the following requirements/specifications: [i] Chilled water inlet / outlet temperature: 12/ 7 ºC [ii] Evaporator fouling factor: ≤ 0.00010 ºFft²hr/Btu [iii] Evaporator side pressure drop: ≤ 6 m of H2O [iv] Evaporator water flow rate: ≤ 2.66 Usgpm/TR [v] Condenser water inlet / outlet temperature: 32 / 36 ºC [vi] Condenser fouling factor: 0.00025 ºFft²hr/Btu [vii] Condenser side pressure drop: ≤ 6 m of H2O [viii] Condenser water flow rate: ≤ 4.16 Usgpm/TR [ix] Minimum COP @ 100% load: 4.2 [x] Maximum kW/kWr @ 100% load: 0.84 at design condition [xi] Minimum IPLV @ 100% load: 5.8 at design condition [xii] Refrigerant (eco-friendly type): R407c / R410a

-

-

-

... More
NOTES: [i] The unit shall be suitable for 3- Phase, 415 V ± 10%, 50 Hz AC electric supply, with a built-in microprocessor based control panel. [ii] Mapping shall be required for all critical points displayed on the chiller control panel. The chiller shall be BMS compatible and shall have RS485 / RS232 serial communication protocol. [iii] The quoted rate shall be inclusive of star / delta starter(s), Victaulic coupling and system integrator capable of giving industry standard (Modbus / BACnet) output to BMS for critical parameters. [iv] Initial / first charge of refrigerant gas & compressor shall be deemed included in the quoted rate. [v] Necessary civil work viz. foundation for placement of chillers as per OEM recommendation, etc. shall be deemed included in the scope of work.

-

-

-

... More
Supply, installation, testing and commissioning of Single / Multi-stage, centrifugal, monoblock pump (chilled water circulation pump) suitable to below mentioned operating condition, material of construction & driver / motor, conforming to IS 9079: 2018 & tested as per IS 5120: 1977 having base plate, mounting channel frame, accessories and fittings, viz. pressure gauges, thermometers, drains, coupling, coupling guard, vibration isolation arrangement by means of spring / rubber type mounting duly insulated with FM approved highly- flexible, closed-cell thermal insulation of elastomeric foam based on synthetic rubber (NBR) of appropriate thickness laminated with 12 micron aluminium foil facing with reinforced glass scrim along with adhesives and other necessary accessories complete all as specified and directed. (2 Working + 1 Stand-by)

3

-

-

... More
(A) Operating Condition [i] Liquid Type: Water [ii] Pump head: 11 mWC [iii] Pump flow: 2.72 LPS [iv] Liquid Pumping temp.: 0ᵒC to 60ᵒC (B) MOC (Material of Construction) [i] Pump housing: Cast Iron [ii] Shaft: Stainless steel [iii] Impeller: Stainless steel [iv] Mechanical seal: Carbon / ceramic [v] Stage chambers: Stainless steel [vi] Seal: EPDM [vii] Housing cover: Stainless steel

-

-

-

... More
(C) Driver Detail [i] Motor Type: TEFC squirrel cage induction motor [ii] Motor Capacity: 0.76 KW [iii] Mounting arrangement: Flange (vertical) on motor stool [iv] Motor rated speed: 2900 RPM [v] Degree of protection: IP 54 [vi] Voltage: 415 V ± 10% [vii] Frequency: 50 Hz NOTES: [i] Necessary civil work viz. foundation for placement of pump and pump accessories shall be covered in the scope of work. [ii] Pressure gauges, thermometers and drains shall be measured and paid for separately

-

-

-

... More
Supply, installation, testing and commissioning of CTI certified factory assembled / field erected, industrial duty, induced draft, cross-flow type, film fill P-FRP cooling tower suitable for 40 TR (480 MBH) actual load to cool water from 36 ºC to 32 ºC (∆T 4 ºC) at entering wet bulb temperature 27 ºC having uniform water distribution and optimal heat transfer having casing of at least 5 mm thick UV stabilised fiberglass reinforced plastic (FRP) panels, laminated to each other providing a watertight seal, with stainless steel support structure of sufficient structural strength to withstand vibrations and wind velocity up to 60 m/s, mechanical access platform, HDPE shell and sump, FRP basin, low pressured spray system having totally enclosed, non-corroding PVC pipe with large orifice non-clog spray nozzle distribution with single water inlet for hot water distribution, diagonal offset flute, film type thermoformed PVC counterflow fill suitable for entering water temperatures up to 60 ºC, thermoformed UV resistant polypropylene cellular drift eliminators having drift losses ≤ 0.0005% of the water flow rate, propeller type direct driven fan incorporating wide-chord geometry and having FRP blades and steel hubs, energy efficient (IE4) TEFC squirrel cage induction motor squirrel cage induction motor(s), conforming to IS 12615: 2018, with class 'F' insulation complete with accessories all as specified and directed.

1

-

-

... More
NOTES: [i] Necessary civil work viz. foundation, supporting structure, etc. for placement of cooling tower shall be deemed included in the scope of work. [ii] The fan motor shall be suitable for 3- Phase, 415 V ± 10%, 50 Hz AC supply.

-

-

-

... More
Supply, installation, testing and commissioning of Single / Multi-stage, centrifugal, monoblock pump (condenser water pump) suitable to below mentioned operating condition, material of construction & driver / motor, conforming to IS 9079: 2018 & tested as per IS 5120: 1977 having base plate, mounting channel frame, accessories and fittings, viz. pressure gauges, thermometers, drains, coupling, coupling guard, vibration isolation arrangement by means of spring / rubber type mounting duly insulated with FM approved highly- flexible, closed-cell thermal insulation of elastomeric foam based on synthetic rubber (NBR) of appropriate thickness laminated with 12 micron aluminium foil facing with reinforced glass scrim along with adhesives and other necessary accessories complete all as specified and directed. (2 Working + 1 Stand-by)

3

-

-

... More
(A) Operating Condition [i] Liquid Type: Water [ii] Pump head: 14 mWC [iii] Pump flow: 4.23 LPS [iv] Liquid Pumping temp.: 0ᵒC to 60ᵒC (B) MOC (Material of Construction) [i] Pump housing: Cast Iron [ii] Shaft: Stainless steel [iii] Impeller: Stainless steel [iv] Mechanical seal: Carbon / ceramic [v] Stage chambers: Stainless steel [vi] Seal: EPDM [vii] Housing cover: Stainless steel

-

-

-

... More
(C) Driver Detail [i] Motor Type: TEFC squirrel cage induction motor [ii] Motor Capacity: 1.53 KW [iii] Mounting arrangement: Flange (vertical) on motor stool [iv] Motor rated speed: 2900 RPM [v] Degree of protection: IP 54 [vi] Voltage: 415 V ± 10% [vii] Frequency: 50 Hz

-

-

-

... More
NOTES: [i] Necessary civil work viz. foundation for placement of pump and pump accessories shall be covered in the scope of work. [ii] Pressure gauges, thermometers and drains shall be measured and paid for separately.

-

-

-

... More
S & F of ASME pre-charged 50 litre vertical closed bladder expansion tank, stamped for 125 psi (862 kPa) working pressure having carbon steel shell, conforming to IS 2825: 1969, coated (inside & outside) with anti-corrosion paint with a heavy-duty butyl replaceable bladder, ring base, lifting rings, and 20 mm NPT piping connection protected by strainer at the water inlet, air charging valve connection to facilitate adjusting pre-charge pressure to meet actual system conditions complete with accessories as specified and directed. (1 for chilled water piping + 1 for hot water piping)

2

-

-

... More
Supply, installation, testing and commissioning of fully BMS and SCADA compatible IP 55 rated electric Hot Water Generator (HWG) in vertical configuration, suitable for 75 kW heat output or 6350 kg/hr water flowrate, 2.5 to 4.0 kg/cm2 operating pressure range and 30 °C to 95 °C operating temperature range, having automatic stage sequence reversal, slave SCR power controller to modulate the entire load from 0-100%, embedded LCD, RS-232C / RS-485 port & ethernet port for communication, in-built self-diagnostic tool, etc. complete all as specified and directed.

2

-

-

... More
Water 'In' Temperature: 45°C Water 'Out' Temperature: 70°C 1 X 75 kW Working + 1 X 75 kW Stand-By The HWG shall conform to the following requirements / specifications: [A] HEATING ELEMENTS (i) Pressure-rated flanged type immersion heaters, conforming to IS 4159: 2002, consisting of multiple tubular heating elements formed into hairpins which are silver-brazed to a mating flange [B] PRESSURE VESSEL (i) Water Vessel, conforming to IS 2825: 1969 rated for 160 psig maximum working pressure at 120 °C and tested at 300 psig having top openable thick MS plate designed for maximum element to water contact for efficient operation, welded to shell flange (ii) Connections for water inlet & outlet with mating flanges (iii) Descaling point & drain connection for system drainage" [C] INSULATION (i) 50 mm thick resin bounded fibreglass wool of density 32 kg/cum and cladded with aluminium sheet to minimum heat loss [D] CONTROL CABINET (i) Integral control panel made out of 2.0 mm thick powder coated CRCA sheet having louvers to insure adequate ventilation of the control and heater terminal compartment (ii) Base frame fabricated out of ISMC100 channel (iii) hinged doors with lockable padlocks for access to all control compartments

-

-

-

... More
[E] CONTROL & SAFETY (i) Incomer MCCB with electrolytic grade copper busbar and mechanical interlock for safe operation (ii) Magnetic Contactors with MCB / HBC fuses for heater switching (iii) Pilot lights indicating the functional operation, i.e. Phase Indication, Each Stage ON, Supply ON, etc. (iv) Alarm package to de-energize the boiler and give audible and visual indications of high temperature, low water level or zero flow rates (each condition should be indicated with a separate pilot light) (v) Pressure Relief Valve & Air Purge Valve (vi) Temperature & Pressure gauges at both inlet and outlet [F] STEP CONTROLLER (i) Temperature Control using microprocessor based multi-stage electronic progressive staging sequencer with thermistor sensor to control the HWG in stages (ii) Logic and Control circuits to continuously monitor the input signal to determine if more or less heat is required" [G] BMS (i) Dry contacts for start / stop command, on / off status indication, fault indications, viz., high temperature and low water level, etc. (ii) Provision for remote operation and local remote selector switch status (iii) RS-485 communication port for remote programming and control (iv) Remote interlock to user enabled energizing or de-energizing of the HWG from remote or any field / pump interlock

-

-

-

... More
Supply, installation, testing and commissioning of Single / Multi-stage, centrifugal, monoblock pump (Hot water pump) suitable to below mentioned operating condition, material of construction & driver / motor, conforming to IS 9079: 2018 & tested as per IS 5120: 1977 having base plate, mounting channel frame, accessories and fittings, viz. pressure gauges, thermometers, drains, coupling, coupling guard, vibration isolation arrangement by means of spring / rubber type mounting duly insulated with FM approved highly- flexible, closed-cell thermal insulation of elastomeric foam based on synthetic rubber (NBR) of appropriate thickness laminated with 12 micron aluminium foil facing with reinforced glass scrim along with adhesives and other necessary accessories complete all as specified and directed. (1 Working + 1 Stand-by)

2

-

-

... More
(A) Operating Condition [i] Liquid Type: Water [ii] Pump head: 8 mWC [iii] Pump flow: 1.64 LPS [iv] Liquid Pumping temp.: 0ᵒC to 60ᵒC (B) MOC (Material of Construction) [i] Pump housing: Cast Iron [ii] Shaft: Stainless steel [iii] Impeller: Stainless steel [iv] Mechanical seal: Carbon / ceramic [v] Stage chambers: Stainless steel [vi] Seal: EPDM [vii] Housing cover: Stainless steel" "(C) Driver Detail [i] Motor Type: TEFC squirrel cage induction motor [ii] Motor Capacity: 0.35 KW [iii] Mounting arrangement: Flange (vertical) on motor stool [iv] Motor rated speed: 2900 RPM [v] Degree of protection: IP 54 [vi] Voltage: 415 V ± 10% [vii] Frequency: 50 Hz NOTES: [i] Necessary civil work viz. foundation for placement of pump and pump accessories shall be covered in the scope of work. [ii] Pressure gauges, thermometers and drains shall be measured and paid for separately.

-

-

-

... More
Supply, installation, testing and commissioning of double-skin type horizontal, floor-mounted, top / side discharge, air handling unit (AHU) of 16500 CFM capacity @ 750 static pressure having thermal break profile complete with airtight casing using gaskets and self-adhesive tapes, 0.8 mm thick pre-coated outer skin and 0.6 mm thick GI inner skin, 45±2 mm thick double skin panel with pressure injected CFC/HCFC free PUF having 'k' value ≤ 0.035 W/°C/m & density ≥ 40 kg/m³, energy efficient plug fan(s) with backward curved impeller for high static pressure, mounted on aluminium extruded siderail base frame, EU4 pre-filter and EU7 fine filter (mounted on a common frame), combination of 6/8 rows deep chilled water coil(s) & 2 rows deep heating coil(s) with anticorrosion aluminium fins, high efficiency (IE3) TEFC squirrel cage induction motor of suitable rating, PVC / nylon hinges & handles, view port & marine lamp (for antibacterial ultraviolet screening), limit switch, SS-304 drain pan, vibration isolators / rubber pads (minimum 1" thick) inspection windows / doors, mixing box and supply / return / fresh air openings fitted with aluminium volume control dampers, thermostat & humidistat, etc. complete all as specified and directed.

1

-

-

... More
The AHU shall comprise of the following: [a] Dynamically balanced SISW backward curved plug fan with AMCA certified blower [b] 4 Pole, TEFC, high efficiency (IE3), squirrel cage induction motor, conforming to IS 12615: 2018, having BHP rating 20% higher than the peak capacity suitable for 3-Phase, 415 V ±10%, 50 Hz AC power supply [c] Flexible connection made with airtight ASTM E84 (Class I) polyester fire retardant cloth riveted on periphery of cloth with extruded aluminium 'L' angle flange as per fan size at discharge duct / plenum [d] Washable type of 'EU4' filter (pre-filter, efficiency 90% down to 10 micron) and 'EU7' filters (efficiency 99% down to 3 micron) [e] 6/8 rows deep chilled-water cooling coil section with 0.15 mm thick aluminium fins and 0.36 mm diameter copper tubes tested on 21 kg/cm², with SS sandwiched drain tray, etc. [f] 2 rows deep hot water cooling coil section with 0.15 mm thick aluminium fins and 0.36 mm diameter copper tubes tested on 21 kg/cm², with SS sandwiched drain tray, etc. [g] Condensate drain pan fabricated from 18 gauge SS 304, powder coated and insulated with elastomeric insulation of suitable thickness [h] AHU panel made out of 2.00 mm thick mild steel CRCA sheet, duly powder coated in compartmentalised construction with incomer and outgoing feeders for AHU motor, 3-way valve actuator motor, fire damper actuator motor, heater bank etc. complete with required, relays, timers, contactors, PT, push buttons, switches, internal wiring, etc. The AHU Panel shall comprise of the following: (i) Busbar Chamber (1) 01 Set (3L + N) of copper busbar of rated capacity 100 A, covered with PVC insulated sleeves including insulator, nuts, bolts, etc. with complete connection.

-

-

-

... More
(ii) Incoming (1) 40 A, 415 V, Ics = Icu = 25 kA, conforming to IS/IEC 60947-2, 50 Hz, 4P MCCB with microprocessor based release, overload protection with inverse time delay, instantaneous protection with fine settings, protection against current unbalance and single phasing, inbuilt earth fault and neutral overload protection, compression lug connectors - 01 Nos. (2) Cl 1.0 multi-function meter capable of measuring V, A, F, PF, W/VA, Wh/VAh, Runhrs. Onhrs & interrupts- 01 Nos. (3) LED phase indicators (Red, Yellow, Blue)- 01 Set (iii) Outgoing (1) 32 A, 415 V, Ics = Icu = 25 kA, conforming to IS/IEC 60947-2, 50 Hz, 4P MCCB with microprocessor based release, overload protection with inverse time delay, instantaneous protection with fine settings, protection against current unbalance and single phasing, inbuilt earth fault and neutral overload protection, compression lug connectors - 02 Nos. (h) Fully automatic Star/Delta starter, suitable for 7.5 kW motor, complete with contactors, push button, LED type indicators, auto/manual selector switch, overload protection, current sensing type single phase preventer complete with all accessories and wiring etc.- 01 Nos. (3) 6 A, 230 V, 50 Hz, SPN MCB (C- curve)- 02 Nos. [for diverting globe valve & fire damper actuator motors] (4) Cl 1.0 digital ammeter of suitable capacity with suitable CT- 01 Nos. NOTES: [i] The price of AHU Panel and other necessary control equipment is deemed included in the quoted rate. [ii] Necessary civil work viz. foundation for placement of AHU, mounting of AHU Panel, construction of opening(s) for fresh / exhaust air etc. shall be covered in the scope of work.

-

-

-

... More
M & L for square / rectangular / round neck ceiling diffuser for fixed, horizontal discharge pattern consisting of an outer frame assembly with a square / rectangular inlet being an integral part thereof, an inner core assembly consisting of fixed deflection louvers, anodic acrylic paint finish, etc. and tested as per ANSI / ASHRAE standard 170-1991 complete all as specified and directed by the engineer-in-charge.

-

-

-

... More
450 mm X 450 mm rectangular neck 4-way discharge ceiling diffuser having neck velocity ≤ 600 ft/min, throw ≥ 19' @ 150 ft/min velocity NC ≤ 26 for air flow ≥ 1220 ft3/min (For return air)

14

-

-

... More
S & F of black flexible closed-cell elastomeric thermal insulation made of elastomeric foam based on synthetic rubber (NBR / PVC), tested for maximum service temperature 100 ºC as per ASTM C534 & minimum service temperature -50 ºC as per ASTM C534, thermal conductivity λ ≤ 0.037 W/mK at mean temperature θm = 24 ºC as per ASTM C518 / C177, ASTM C335, water absorption by volume ≤ 0.2% as per ASTM C 209 / C1763, flame spread index (FSI) & smoke development index (SDI) 25/50 as per ASTM E84, flammability HB, V-0 as per UL 94, fungi resistance as per ASTM G21/C1338, mould growth resistance as per ASTM E2180-18 / UL 181 and ozone resistance as per ASTM D 1149-18 along with self pre-covered self-adhering, UV treated glass cloth of thickness 7 mm / 200 GSM adhesives and other necessary accessories complete all as specified and directed by the engineer-in-charge.

-

-

-

... More
19 mm thick thermal insulation (for supply air ducting)

280

-

-

... More
13 mm thick thermal insulation ( for return air ducting)

110

-

-

... More
S & F of wall mounted digital temperature cum %RH controller complete with large LCD, English display having operating voltage 24±10% V AC, 50 Hz frequency, ≤ 8 VA power consumption, 0.5 ºC temperature display resolution, 0.1% relative humidity display resolution, IP20 protection, etc. including battery and control wiring in PVC conduit from thermostat / humidistat in return air duct to AHU Room complete as specified and directed by engineer-in-charge.

1

-

-

... More
M & L for low smoke zero halogen (LSZH) fire survival control cable of size 2 core, 2.5 mm² (for instrumentation)with circuit integrity, conforming to BS 7846 and rated for 600 V, having plain annealed stranded copper conductor with fire-resistant mica tapes covered by an extruded layer of cross-linked polyethylene, extruded layer of thermoplastic low smoke zero halogen (LSZH) compound, single layer of galvanized steel wires and thermoplastic LSZH compound sheath, suitable for operating temperature range -40 ˚C to +90 ˚C and minimum bending radius being 12 times the overall cable diameter, including laying, clamping, termination and ferruling complete all as specified and directed by the engineer-in-charge.

10

-

-

... More
S & F of Indoor type wall mounted digital temperature cum %RH meter (Digital Thermo Hygrometer) complete with large LCD, English display having operating with 12/24H Max/Min temperature and humidity memory function range -50°C to 70°C Temperature accuracy 0.5 ºC and Humidity range 10% to 99% RH Humidity accuracy 5% RH Humidity resolution 1% RH Power source 1*AAA (1.5V) battery complete as specified and directed by the engineer-in-charge.

1

-

-

... More
Supply, installation, testing and commissioning of PAN-type humidifier, suitable for 50 litre/hr evaporation rate, having SS-304 sheet welded construction with unitized stainless steel reservoir divided into two chambers from inside having 25 mm thick fiberglass insulation cladded with aluminium foil, snap-acting humidistat, support legs for free-standing or wall hanging brackets for wall mounting, factory mounted & wired humidifier control cabinet, steam outlet nozzle, water make-up, drain, over-flow, quick fill connections, immersion heaters made of copper or stainless steel, terminal blocks suitable for field power and control wiring and safety thermostat complete all as specified and directed by the engineer-in-charge.

1

-

-

... More
Supply and fixing of acoustic lining of supply air duct and plenum with 25 mm thick resin bonded glass wool having density of 32 kg/m3, with 25 mm X 25 mm GI section of 1.25 mm thick, at 600 mm centre to centre covered with Reinforced Plastic tissue paper and 0.5 mm thick perforated aluminium sheet fixed to inside surface of ducts with cadmium plated nuts, bolts, stick pins, CPRX compound etc. complete as required and as per specification.

50

-

-

... More
S & F 3-layered HDPE make-up water tank of 5000 litre capacity made up of 100% virgin material, having 100% UV stabilized white outer layer, threaded lid, extra insert lid for protection against algae formation complete with interconnection piping and non-return valve etc. complete all as specified and directed by the engineer-in-charge.

2

-

-

... More
Supply, installation, testing and commissioning of PN 1.6 rated 100 mm dia POT strainer, conforming to BS 6755-1, suitable for high capacity flow throughout full size inlet / outlet, having CI body & strainer bonnet, stainless steel perforated filter section, black rubber body / bonnet gasket, SS-410 valve and flange drilling standard end connections, etc., with accessories all as specified and directed by the engineer-in-charge.

1

-

-

... More
Supply, Installation, testing and commissioning of a combined air and dirt separator for chilled water flow of 320 LPM (80 mm dia) in accordance with Section VIII, Division I of the ASME Boiler and Pressure Vessel Code or designed, constructed, inspected and stamped per ASME Section VIII, Division 1 or IS 2825-1969 for “non-fired pressure vessels” as per specifications on the return water line located at the pump suction or a suitable location in AC Plant, insulated with 50 mm thick insulation to the specifications and cladded with 26Galuminium cladding, capable of removing all micro bubbles and having a steel tube & copper wire media to carry out its operation, capable of removing up to 10 microns of dirt particles, complete with high-capacity air vent, service valve, non-return valve, butterfly valve connection for makeup water inlet, flanges, drain valve etc. all as specified and directed by the engineer-in-charge.

1

-

-



Evaluation Notes How It Works ?

Potential Partner

Select Your Requirements
Combined ShapeCreated with Sketch.Sign In
Disclaimer: BidAssist has made every reasonable effort to ensure that the information is accurate and authentic however it cannot be held liable for any third-party claims or losses of any damages. BidAssist makes no warranty, expressed or implied, as to the results obtained from the use of the information. If you think you may have noticed any error or omission, please let us know by contacting contact@bidassist.com.
TENDER BY COUNTRIES
View All
United States Tenders|
United Kingdom Tenders|
Spain Tenders|
France Tenders|
Qatar Tenders|
Australia Tenders|
Canada Tenders|
China Tenders|
Malaysia Tenders|
Maldives Tenders|
Singapore Tenders|
Bangladesh Tenders|
Ethiopia Tenders|
Bhutan Tenders|
Kuwait Tenders|
Oman Tenders|
Germany Tenders|
Egypt Tenders|
Ghana Tenders|
Saudi Arabia Tenders
TENDER BY AUTHORITIES
View All
Federal Road Agency Tenders|
Bangladesh Railway Tenders|
Area Metropolitana De Barcelona Tenders|
Jsc Russian Railways Tenders|
Kuwait Oil Company Tenders|
Civil Aviation Authority Tenders|
Food And Agriculture Org. Tenders|
Eskom Tenders|
Energy Regulation Commision Tenders|
Dept Of Defence Tenders
TENDER BY CATEGORIES
View All
Agriculture Or Forestry Works Tenders|
Automobiles And Auto Parts Tenders|
Civil And Construction Tenders|
Consultancy Services Tenders|
Education And Training Services Tenders|
Electrical And Electronics Tenders|
Finance And Insurance Sectors Tenders|
Food Products Tenders|
Furnitures And Fixtures Tenders|
Healthcare And Medicine Tenders
TENDER BY PROCUREMENT
Goods Tenders|
Works Tenders|
Services Tenders
OFG MANUFACTURING BUSINESSES PRIVATE LIMITED
  • Head Office
    6th Floor, Global Business Park, Tower A, Besides Guru Dronacharya Metro Station, Gurugram, Haryana - 122002, India
  • Sales Office
    B - 705 & 706, Sankalp Iconic Tower, Opp. Vikramnagar Colony, Iscon Cross Road, S. G. Highway, Ahmedabad - 380054, India
COMPANY
POLICIES
SUPPORT
MOBILE APPS
© Powered by OFG MANUFACTURING BUSINESSES PRIVATE LIMITED, All Rights Reserved