Military Engineer Services Tender

Control Panel & Wiring

50 mm dia

Supply,installation,testing and commissioning of HDPE expansion tank of size 1000 Ltr complete with suitable insulation with FR- XLPE / XPE 13 mm thick of minimum bulk density 28±4Kg/cum covered with vapour barrier and finished with 0.5 mm thick AIuminium cladding and applied with Pidilite SR 998 complete with air vent and drain connection with float valve, quick fill and control valves etc. as required complete all as specified and directed.

50 mm dia

Fire Dampers.

(a) Incoming (i) 1 No. 320 Amps, 35 KA TPN MCCB's with O/C, S/C & E/F release . (ii) 1 NO. 0-500 volts digital voltmeter 96x96 mm with selector switches etc as required (iii) 1 No. 0-400 amps, digital ammeter 96x96 mm with 3 nos. 400/5 CT's ratio with selector switch (iv) Phase indicating lamps etc with control fueses as required (v) Breaker On / Off trip indication (vi) 1 Set of 500 Amps TPN Aluminium. Bus Bars with colour coded heat shrinkable sleeves. (vii) 1 Set digital type 3 phase 400 Amps Electronics KWH meter.

Supply and fixing switch piano fiush button, single pole one way 5 amps complete all as specified and directed.

S&F in position the industrial type pressure gauges complete all as specified and directed.

S&F in position the Digital thermometer wall mounting type thermometers complete with fitttings complete all as specified and directed.

50 mm dia

Supply, installation, testing and commissioning of not less than 50 TR (or next higher capacity as per manfacturer standardization) consisting of 03 units of equal capacity of not less than 25 TR each (two working simultaneously and one as standby) water cooled Scroll Chilling Machines fitted with hermetically sealed compressors, multi circuit Dx chiller, water cooled S&T condenser, Microprocessor based control panel suitable for R-407 C Refrigerant, Shell & Tube Insulated Evaporator, Expansion Device, Suitable capacity Control Mechanism actual Cooling capacity on following Operation Parametres. Desired inside conditions Temp 21 ± 2°C, Relative humidity 55% ± 5% complete as per following specifications :- (i) Chilled Water Entering Temperature : 12.17 deg C (ii) Chilled Water Leaving Temperature : 6.67 deg C (iii) Evaporator Fouling Factor : 0.0001 MKS (iv) Condenser Water Entering / Leaving Temp at 36.2/32.4 deg C (v) Refrigerant : R-407 C (vi) Maximum Allowable IKW / TR @ 100% Load : 1.55 Make : Blue Star / Daiken / Voltas

50 mm dia

Supply, laying/fixing, testing and commissioning the following nominal sizes of chilled water & hot water plumbing pipes MS ‘C’ CLASS as per IS: 1239, inside the building(with necessary clamps, vibration isolators and fitting like valves, flanges, union etc. but excluding valves, strainers, gauges etc.) cut to required lengths and welded at joints and inclusive of accessories like elbows, tees, reducers, sockets etc. including insulating with 15 mm (for all pipes) and 13mm (for drain pipe) thick closed cell chemically cross linked fire retardant polyethylene foam insulation of density 30 Kg/cum including finished with 0.6 mm thick aluminium cladding and applied with pidilite SR 998 complete all as directed by Engr-in-Charge. The thermal conductivity of the material should not exceed 0.035 W/Mk at an average temp of 40 deg C,covered with aluminium faced foil complete with application with rubber based adhesive Pidilite SR 998 and 50mm x 3 mm thick self adhesive tape on both longitudinal & transverse joints simultaneously, all as specified and repairing damage to building etc. and conforming to the specified specification complete.

65 mm dia

Supply, installation, testing and commissioning of 3 way mixing/ diverting valve of siz 65 mm dia with proportional cooling only thermostats for the Air Handling Units complete with required controls wiring / installation kit etc complete all as specified and directed.

Supply, Installation, testing and Commissioning of double skin floor mounted 4 rows deep coil of nominal capacity 12000 CFM Air Handling Units (AHU) fabricated & assembled complete, made of 25 mm thick panels consisting of GI casing of thickness 0.6mm outside layer and 0.6mm inside layer, injected at factory by moulding machine with polyurethane foam (PUF) insulation complete with blower section and filter section with two set of washable filters of efficiency 90% down to 10 microns and 99% down to 5 microns with aluminium / SS 304 frame. A HEPA filter of efficiency 99.7% down to 0.3 microns or higher efficiency will also be provided. Chilled water coil constructed out of copper tubes not less than 0.5mm thickness and aluminum fins, Suitable capacity TEFC drive squirrel cage induction motor 415 ± 10% volts, centrifugal forward / backward curved fan suitable for 40 mm SP, access door etc. complete as per std. specification. The air quality at the supply i.e. at grille level should be class 1000 / ISO Class 6 (at rest condition) (Class 1000 means cubic foot of air must have no more than 1000 particles measuring 0.5 microns or large). Maximum face velocity across the coil shall be 500 FPM and each 6 Row deep Chilled Water Cooling Coil and 2 Row Deep Hot Water Coil, RH to be maintained at 55 %± 5 of following capacities and comprising of :-

40 mm dia

S&F in position the 32 mm dia GI pipe, class ‘B’ pipes cut to required lengths and installed with all screwed joints, and providing and fixing in position the necessary elbows, tees and reducers as per specifications complete all as specified and directed.

100 mm dia

Supply, Installation, testing and commissioning of FRP cooling tower of minimum 75 TR heat rejection capacity with FRP water basin PVC fillings with integral louvers and drift eliminators complete with hot water basin either fitted with spray nozzles or having self rotating sprinklers, statically & dynamically balanced axial flow type fan direct driven or driven through reduction gear box with TEFC induction motor , suction screen, make up quick filling arrangement, over flow and drain connections with necessary valves and suitable inspection ladder, access arrangement for cooling lower interior, installed on MS girders (MS-I sections) 150mm x 75mm x 4 Nos of 60 Cm length fixed in masonry foundations with cement concrete footing, sub class 'B' brick work in cement mortor 1:6 all accessories, basin fittings, fan, fan motor suitable for 415 Volt supporting structure, anti vibration mountings etc. complete and 50 HZ power supply having isolator panel with MCB at cooling tower and with following technical data. Make : Mehier / Delta (a)    Water flow / tower 320 USGPM (b)   Ent. Water Temp. 97 °F (c)    Basin water Temp. 90 ˚F

M&L for frame work for false ceiling of aluminium snap grid of size 605mm x 605mm, including hangers 6mm dia GI (upto 1200mm length) adjusting level fixed to roof slabs by means of ceiling cleats made out of GI flat 40 x 3mm size 60mm long and expansion hold fasteners 12.5mm dia 40mm long complete all as specified and directed.

Supply, installation, testing and commissioning of following types of valves, strainers, gauges in chilled water & cold water plumbing and adequately supported as per specifications, Providing and fixing in position the following butterfly valves complete all as specified and ditected.

Supply, Installation, testing and commissioning of Pan type Humidifier of cap 3 KW made of SS sheet with controls to maintain humidity within 55 % ± 5 complete with all accessories & controls complete all as specified and ditected.

Supply, laying, jointing and testing of XLPE insulated, sheathed, armoured, heavy duty LT 1100 volts grade cable with aluminium conductor laid in trenches / pipes, fixed to poles / walls, fixing with suitable saddle/clamps complete all as directed including taking out the old burnt out cables all as directed of size 50 sqmm 3.5 core complete all as specified and directed.

Supply, installation, testing and commissioning of following types of valves, strainers, gauges in chilled water & cold water plumbing and adequately supported as per specifications, Providing and fixing in position the following manual balancing valves complete all as specified and directed.

S&F gypsum board, perforated type 12mm thick for insulation and acoustic purpose 60 x 60 cm size, fixed to frame work stapler and snap grid complete all as specified and directed.

Supply, installation, testing and commissioning of motorised combined fire damper complete with control panel, inter connecting wiring at locations shown in approved shop drawings and as per specifications.

65 mm dia

40 mm dia

M&L for sand cushioning to under ground cable in trenches / existing cable trenches / ducts in layers of 8 cm deep before laying the cable and 15 cm deep after laying and stretching the cable complete all as specified and directed. Note : Punned thickness shall be measured.

Material and labour for PCC cable cover cover class LV type 1 flat size 250mm x 150mm x 40mm complete all as specified and directed.

50 mm dia

M&L for GI sheet metal ducts made of GI sheet of Class - VIII as per IS - 277 of following thickness for supply air ducting as per IS - 655 and as required as per specifications complete all as specified and directed.

Excavation in trenches for laying under ground cable, erection of poles and stays in any type of soil not exceeding 1.5 meter wide and not exceeding 1.5 meter deep and getting out complete all as specified and directed.

Maintenance and operation of AC Plant for two year with ITI qualified Refg Mech operators 03 shifts per day 365 days) from the date of provisional completion of (Phase – I test) shall be the responsibility of contractor. All consumable item including refrigerant, compressor oil, lubricant, etc shall be provided by the contractor during the maintenance and operation period complete all as specified and directed. Note : One employee should not be employed by more than 11 (eleven) months contineously.

Supply, erection, testing and commissioning of centrifugal mono block Condenser water pump set capable of delivering 1125 LPM of water against 20.00 mtr head each comprising of the following and complete as per specifications: (a) 1 No.- mono block type pump (b) 1 No. - Suitable HP TEFC squirell cage induction motor with class 'F' insulation 2900 rpm synchronous speed, operating on 415+ 10% volts, 3 phase, 50 Hz A.C. supply. (c) 2 Nos. -100 mm dia dial type pressure gauges. (d) Lot- Mounting frame with Anti vibration pads. Lot-PCC cement concrete foundation for the pump unit (1 working simultaneously & 1 working standby Each of 100% cap)

Supply, installation, testing and commissioning of 32 mm dia Gate Valves without insulation in chilled water & cold water plumbing and adequately supported as per specifications complete all as specified and directed.

65 mm dia

Supply, fabrication, installation and testing the flexible connections constructed of fire resistant double resin sleeve as per the approved specifications complete all as specified and directed.

S&F of 8 SWG wire of copper with copper lugs complete all as specified and directed.

100 mm dia

M&L for galvanised iron strip for earthing lead of size 25 x 4mm complete all as specified and directed.

S&F Aesthetically designed 2'x2' LED recess mounting extruded aluminum housing Flat panel, soft-light and glare free symmetrical illumination of capacity 30 Watts complete all as specified and directed. Make :- C&S Cat part No CYGNUS/30W/W or equivalent in Philips, Crompton.

Supply, erection, testing and commissioning of heating arrangement for winter heating and monsoon re - heating comprising of Electric Hot Water Generator of 40 KW capacity for winter heating and for monsoon heating complete with controls and accessories complete all as specified and ditected.

22 gauge galvanised sheet steel

Supply, fixing, testing and commissioning of condenser water pipes of MS class ‘C’ of following sizes and material along with necessary clamps, vibration isolators and fittings such as bends, tees etc but excluding strainer and gauges etc adequately supported on rigid supports / buried in ground including excavation & return filling etc as per specifications complete all as specified and directed.

Supply, installation, testing and commissioning of HDPE made up tank of size 5000 Ltr. complete with air vent and drain connection & overflow, connection with float valve & foundation etc complete all as specified and directed.

Supply,installation,testing and commissioning of 25 mm dia Ball valves for drain with fittings etc complete all as specified and directed.

65 mm dia

Taking down aluminium / copper point wiring (light, fan, socket or power) complete, including fixture and fittings such as switches, ceiling roses, pendent, regulators, sockets, flourescent tube light fittings etc, removing materials to store for keeping in safe custody or for taking credit and making good to the disturbed surfaces of walls, ceilings and floors etc complete all as specified and directed.

Supply, erection, testing and commissioning of centrifugal mono block type chilled water pump set capable of delivering 750 LPM of water against 30 mtr head each comprising of the following and complete as per specifications :- (a) 1 No - mono block type pump (b) 1 No - Suitable HP TEFC squirell cage induction motor with class 'F' insulation 2900 rpm synchronous speed, operating on 415+ 10% volts, 3 phase, 50 Hz A.C. supply. (c) Lot - insulation of pump of 13 mm thick with aluminium foil faced closed cell chemically crossed linked XPE foam material. (d) 2 Nos -100 mm dia dial type pressure gauges. (e) Lot - Mounting frame with Anti vibration pads. Lot - PCC cement concrete foundation for the pump unit (1 working simultaneously & 1 working standby Each of 100% cap)

100 mm dia

80 mm dia

Removing surplus excavated material to a distance not exceeding 50 meter above the starting point complete all as specified and directed.

Supplying, fixing, testing and commissioning of powder coated extruded aluminium section supply air grill / diffuser with powder coated paint and with volume control dampers complete as required complete all as specified and directed.

80 mm dia

S&F in position the mercury-in-glass industrial type thermometers complete with fitttings complete complete all as specified and directed.

Material and labour for point wiring for light / fan / bell / socket etc with 1.5 sqmm copper conductor PVC insulated and unsheathed alongwith earth continuity conductor with 1100 volts grade PVC insulated FRLS multistranded copper conductor cable 1.5 sqmm (phase- Red, Neutral - black, Earth- Green) drawn into and including concealed rigid non metallic PVC conduit medium grade not less than 20 mm dia ISI marked ivory colour with all conduit fittings/ fixing accessories after cutting chases for conduits and sunken GI pressed steel terminal boxes covered with 3 mm thick phenolic laminated top sheet cover white for mounting switches sockets, bell push, regulators etc and making good to walls, floors etc complete.

Supply, erection, testing and commissioning of centrifugal mono block type Hot water lifting pump set capable of delivering 250 LPM of water against 30 mtr head each comprising of the following and complete as per specifications: (a) 1 No. - mono block type pump (b) 1 No. - Suitable HP TEFC squirell cage induction motor with class 'F' insulation 2900 rpm synchronous speed, operating on 415+ 10% volts, 3 phase, 50 Hz A.C. supply. (c) Lot - insulation of pump of 13 mm thick with aluminium foil faced closed cell chemically crossed linked XPE foam material. (d) 2 Nos. - 100 mm dia dial type pressure gauges. (e) Lot- Mounting frame with Anti vibration pads. Lot - PCC cement concrete foundation for the pump unit (1 working simultaneously & 1 working standby Each of 100% cap)

(b) Outgoings 1) 03 Nos. 100 Amps TPN MCCB, 25 KA, electrically operated as outgoing feeders for 3 Nos. chilling unit compressor motors. 2) 01 No. 100 Amps TPN MCCB, 25 KA, electrically operated as outgoing feeders for 1 No. Hot water Generator. 3) 09 Nos.TP MCB of 32 Amp with DOL starter for motor, over load relay with built in single phasing protection for chilled water pump, condenser water pump , hot water pump, AHU motor & CT fan motor. The compartment shall contain an indicating lamp with MCB for ‘ON’ status of pump motor.The panel shall include the following components & accessories:- (i) Overload relay and single phase preventor as per the ratings given below, suitable for motor duty and able to withstand fault level of 20 KA. (ii) Terminal block for power distribution (iii) Power Contactor. (iv) Phase indicating lights and indicating light for ON status. (v) 96 mm x 96 mm digital voltmeter and ammeter with selector switches.

Supplying, installation, testing and commissioning of Auto air vents 15mm dia complete all as specified and directed.

4 Core x 4 Sq.mm (Copper) For Controls & FCU motors in PVC conduit

(a) Coil of copper tube and aluminium construction sized at maximum face velocity of 500 FPM. (b) Pre filter of 10 micron at 90% efficiency on the face of the coil in return air stream. (c) Squirrel cage induction motors suitable for 415 ± 10% volts, 50 Hz, AC supply meeting criterion as per ASHRAE standard 90.1-2007 and high efficiency. (d) Fan belt drive package (e) Vibration isolators. (f) Fan outlet velocity not exceeding 10 mps. Make : ZECO Tag No. Space CFM TR AHU MH OT 12000 25

Supplying and laying in ground/ in ducts/in pipes/on cable trays of following XLPE insulated aluminum/copper conductor armoured cables of 1.1 KV grade confirming to IS complete with cable tray, clamps, saddles etc, including effecting proper connection to the equipment all as required and specified:-

50 mm dia

M&L for GI pipe light grade 50 mm dia complete with all fittings laid in ground / trench complete all as specified and directed.

Supply, installation, testing and commissioning of thermal insulation of duct with 13mm thick aluminium foil faced close cell XPE foam insulation complete all as specified and directed.

20 gauge galvanised sheet steel

80 mm dia

3 Core x 6 Sq.mm (Copper) for Chilled Water , Condenser pumps, hot water pumps , CT Fan & AHU Blowers motor

65 mm dia

40 mm dia

100 mm dia

80 mm dia

40 mm dia

Supply,installation,testing and commissioning of acoustic insulation of duct as shown on drawing with 25 mm resin bonded fibre glass, of 48 kg/cum density, covered with and 28 G Aluminium perforated sheet complete all as specified and directed. Note :- Height of ceiling shall be of max 7.5 meter from floor level.

Supplying, fixing, testing and commissioning of powder coated extruded aluminium section fresh air grill in weather maker room with volume control dampers, bird screen etc complete as required complete all as specified and directed.

Material and labour for dismantling carefully BER AC plant cap 60 TR (3 x 20 TR) complete including ducts & fittings and depositing to MES store complete all as specified and ditected.

80 mm dia

24 gauge galvanised sheet steel

Returning, filling in including spreading, levelling, watering and well ramming in layers not exceeding 25 cm thick complete all as specified and directed.

Scope of Supply : (a) 1set - Scroll compressor hermetic complete with suaitble capacity squirell cage induction motor with class 'F' insulation suitable for operation on 415+ 10% volts, 50Hz, A.C. supply and automatic capacity control, safety switches, forced feed lubrication system etc. as per specifications. (b) 1No. Close transition type automatic star-delta starter suitable for compressor motor complete with ammeter with CTs, over load protection, under voltage protection, protection against phase reversal & independent single phase preventors etc complete as required. (c) 1 Set - Lubrication device consisting of automatic electric oil pump, oil cooler, oil strainer, automatic pressure regulating valve, oil heater, oil heater thermal switch etc. as per specifications. (d) 1 Set. - Matching Water Cooled condenser having Copper tube with Mechanically bonded aluminium fins. (e) 1 No. - Matching DX type chiller for Chiller units (f) 1 Lot - Refrigerant piping fittings, valves and accessories to interconnect compressor, condenser, chiller and expansion valve. (g) 1 Set - Microprocessor based control panel complete with all safeties, controls and LCD display as per specifications. (h) Lot - Refrigerant line accessories comprising of safety valves, angle valve, liquid line indications. (i) Lot - Water flow switches at inlet and outlet of chiller. Water drain and air purge valves whenever required. (j) Lot - Suction line and chiller insulation with minimum 19mm thick polyvinyl nitril rubber insulation complete as required. (k) Lot - Frame work for mounting the above condenser, chiller compressor and motor with base plate complete with anti vibration pads / springs. (l) Lot - Initial / first charge of refrigerant gas and compressor oil. (m) Lot-PCC cement concrete foundation for the Chiller unit of size 150 x 60 x 100 Cm. Note : The quoted rate shall be deemed to include cost foundation work, earth work including neccessary foundation bolts anti vibration pads etc for chilling mechine as recommended by manufacturer.

Supply, installation, testing and commissioning of following types of valves, strainers, gauges in chilled water & cold water plumbing and adequately supported as per specifications, Providing and fixing in position the following ‘Check Valves :

80 mm dia

S&F in position the water flow switches as per specifications for the Chilled water circuit complete with fitttings complete all as specified and directed.

Supply, fixing, testing and commissioning CPRI approved cubicle type MV panel, indoor consisting of the 3 phase, 415 volt, 35 MVA rupturing capacity made of 2 mm thick CRCA sheet powder coated conforming to IP-54, including interconnection wiring, indicating lamps etc. The cubicle panel shall be free floor standing type, complete with interlocking arrangement & earth bus. The panel shall have compartmentalized arrangement to accommodate one feeder in each compartment. A vertical cable alley of suitable width shall be provided to serve one or two vertical feeder sections. Also the openings between the busbar chamber and the feeder section shall be shrouded with Bakelite/hylam sheet with minimum 3 mm thickness. All the hardware used in fabrication of panel shall be galvanized with zinc passiveness complete all as specified and ditected.

40 mm dia

3.5 Core x 70 Sq.mm (aluminum) for Chillers & Hot Water Generator and APFC Panels.

4 Core x 2.5 Sq.mm (Copper) For Controls & FCU motors in PVC conduit

100 mm dia