National Environmental Engineering Research Institute Tender

Installation, testing and commissioning of prewired, fluorescent fitting / compact fluorescent fitting / LED of all types, complete with all accessories and tube/lamp etc. directly on ceiling/ wall, including connections with 1.5 sq. mm FRLS PVC insulated, copper conductor, single core cable and earthing etc. as required.

Supplying LED industrial luminaire for surface mounting type not more than 18/20 watts tube, Min Luminous flux 1800 lumen Colour Temperature (K) 6500K with box type batten / fitting (white vitreous enamelled/ powder coated) made from CRCA sheet with one no. LED T8 tube lamp, having 4 feet length complete with 230 V, driver (SMPS). A. C. supply with necessary materials and guarantee for five years.

Supplying and fixing DP sheet steel enclosure on surface/ recess along with 25/32 A 240 V "C" curve DP MCB complete with connections, testing and commissioning etc. as required. Make in India products

Supply, Installation, Testing and Commissioning of 1200 mm sweep, BEE 5 star rated, ceiling fan with Brush Less Direct Current (BLDC) Motor, class of insulation: B, 3 nos. blades, required down rod, 2 nos. canopies, shackle kit, safety rope, copper winding, Power Factor not less than 0.9, Service Value (CMM/W) minimum 6.85, Air delivery minimum 215 CMM, 350 RPM (tolerance as per IS : 374-2019), THD less than 10%, remote or electronic regulator unit for speed control and all remaining accessories including safety pin, nut bolts, washers, temperature rise=75 degree C (max.), insulation resistance more than 2 mega ohm, suitable for 230 V, 50 Hz, single phase AC Supply, earthing etc. complete as quired. Coloured white to have uniformity. With guarantee of two years. Make in India products

Installation, testing and commissioning of ceiling fan, including wiring the down rods of standard length with 1.5 sq. mm FRLS PVC insulated, copper conductor, single core cable etc. as required.

Supplying of outdoor louvers / shutters : Providing louvers / shutters of size 300 mm made up of GI sheet of size 0.5 mm thick, and required frame, necessary arrangement for lifting of louvers.

Fixing the louvers /Shutters complete with frame for a exhaust fan of all sizes

Wiring for circuit/ submain wiring alongwith earth wire with the 2 X 2.5 sq. mm + 1 X 2.5 sq. mm earth wire sizes of FRLS PVC insulated copper conductor, single core cable in surface/ recessed steel conduit as required.

Wiring for/power plug with 2×4 sq.mm FRLS PVC insulated copper conductor single core cable in surface/recessed steel conduit along with 1 No. 4 sq. mm FRLS PVC insulated copper conductor single core cable for loop earthing as required. Wire.

Wiring for/power plug with 4×4 sq.mm FRLS PVC insulated copper conductor single core cable in surface/recessed steel conduit along with 2 No. 4 sq. mm FRLS PVC insulated copper conductor single core cable for loop earthing as required.

Providing & fixing Hook clamp (Anchor Bolt) with necessory rubber bushing, clamp two nuts & bolts complete with all accessories for ceilling fan fixing.

P/F MCB Single Pole: Supplying and fixing 5 A to 32 A rating, 240/415 V, 10 kA, “C” curve, miniature circuit breaker suitable for inductive load of Single pole in the existing MCB DB complete with connections, testing and commissioning etc. as required.

Supplying and fixing 40 A rating, four pole, (three phase and neutral), 415 volts, residual current circuit breaker (RCCB), having a sensitivity current 30 mA in the existing MCB DB complete with connections, testing and commissioning etc. as required.

Supplying and fixing 12 way , Double door, single pole and neutral, sheet steel, MCB distribution board, 240 V, on surface/ recess, complete with tinned copper bus bar, neutral bus bar, earth bar, din bar, interconnections, powder painted including earthing etc. as required.

Supplying exhaust fan A. C. 230 V. of 300 mm sweep. Air Delivery 19 CMM, 55 Watts, 900 RPM, as per IS 2148 (Latest), Dynamically balanced blades for vibration free rotation, Aluminum Alloy blade, alluminium die-cast body to ensures long life & all accessories etc. as required. (With two years guarantee)

Installation of exhaust fan in the existing opening, including making good the damage and by providing proper covering to remaining required portion, connection, testing, commissioning etc. as required upto 450 mm sweep.

Numbering of ceiling fan/ exhaust fan/ fluorescent fittings as required.

Telephone socket: Supplying and fixing Telephone socket RJ11 (1 module) outlet modular socket on the existing modular plate & switch box including connections but excluding modular plate etc. as required.

Supplying and fixing of 20 mm sizes of medium class PVC conduit along with accessories in surface/recess including cutting the wall and making good the same in case of recessed conduit as required. Make in India products

Supplying and drawing of 1 run of cable UTP 4 pair CAT 6 + LAN cable in the existing surface / recessed steel / PCV conduit as required. Make in India products

Supplying and fixing Computer socket RJ 45, one module outlet, modular socket, modular cover plate, box including connections with cat 6+ cable etc. as required. Make in India products

P/F Street light luminaires 20 w LED: Prioviding and fixing Street light fitting in the exeisting pole/ bracket, fitting shall be comprises of die cast aluminium housing, pipe mounting type with a normal system lumen output of 100 Lumens/watt. The luminaire shall have a rated system lifetime of 15000 burning hours. The luminaire shall have high efficiency diffuser, heat resistance toughened glass. The total power consumption should not exceed 20 Watts, operates on voltage 150-240 V, 50 Hz. etc. complete with all accessories, IP 64 protection for optical compartment with high power LEDs and driver with efficiency 0.85, optics should be such that it gives uniform distribution and having surge protection device.

Supplying and fixing two module stepped type electronic fan regulator on the existing modular plate switch box including connections but excluding modular plate etc. as required. Regulator must be same as existing one to have uniform aesthetic.

Supplying & fixing suitable size GI box wih modular plate and cover in front on surface or in recess including providing and fixing 25 A modular socket outlet and 25 A modular SP MCB,“C” curve including connections, painting etc. as required. Make in India products.

Supplying and making outdoor end termination with cast resin compounding including lugs and other jointing materials for 3.5 X 35 sq.mm size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 kV grade as required.

P/F MCB Triple Pole: Supplying and fixing 5 A to 32 A rating, 240/415 V, 10 kA, “C” curve, miniature circuit breaker suitable for inductive load of Triple pole in the existing MCB DB complete with connections, testing and commissioning etc. as required. Make in India products

Laying and fixing of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of upto 35 sq. mm (clamped with 1mm thick saddle) on cable tray as required.

Supplying and drawing 1 pair 0.5 mm dia FRLS PVC insulated annealed copper conductor, unarmored telephone cable in the existing surface / recessed / PVC conduit as required

Providing and fixing 100 A, 16 KA,TPMCCB rating and breaking capacity and pole MCCB with thermomagnetic release and terminal spreaders, phase separator in existing cubicle panel board including drilling holes in cubicle panel, making connections, etc. as required.

S/F MCCB DB : Supplying and fixing surface mounting, 415 volts, TPN MCCB distribution board of sheet steel, dust protected, duly powder painted, inclusive of 200 amps tinned copper neutral bus bar, common neutral link, for mounting MCCB's, of 200 amps, degree of protection IP-43, interconnection between incomer MCCB and bus bars, as required. Make in India products.

Supplying, installation, testing and commissioning of Passive Infrared(PIR) technology based occupancy sensor with day light dimming (lighting level shall be regulated as per availability of natural day light in an area along with occupancy detection.) having high preformance, regulating programmable type, suitable for connected load upto 10Amp , for mounting height up to 2.8 mtr and for 5 m diameter coverage area along with necessary fixing arrangements i/c programming at site etc. complete as required.

Supplying, installation, testing and commissioning of Microwave technology based occupancy sensor having high preformance, non regulating programmable type, suitable for connected load upto 10Amp , for mounting height up to 2.6 mtr and for 5m X 20m coverage area along with necessary fixing arrangements i/c programming at site etc. complete as required.

Supplying indoor type downlighther LED luminaire not more than 15 watts with fitting made from aluminium housing complete with 230 V, driver (SMPS). A. C. supply with necessary materials, Square/rectangular /round shape having cut out 163mm, high translucent frosted diffuser, spring loaded toggle mounting clamp, CCT-5500K. Make in India products

Providing and fixing M.V. danger notice plate of 200 mm X 150 mm, made of mild steel, at least 2 mm thick, and vitreous enameled white on both sides, and with inscription in single red colour on front side as required.

Supplying armoured cable 35 Sq mm: Armoured cable of XLPE insulated (cross linked polythelene) PVC sheathed, armoured with galvanised round / strip steel, 1100 V. grade conforming to I.S. 1554 (part-1) & IS :7098 (part-1), 4 core 35 Sq. mm. stranded aluminium conductor. Contractor should submit return cable test report duly certified from OEM/ Govt lab. Institute before installation.

Dismantling of all old wiring, switch boards, DB/box 160 Amp three Nos., Bus-Bar 200Amp. with its accessory's like MS pipe, MS frame, 20 Amp. industrial points etc. from wall including stacking of serviceable material, dismantled material to be handed over to the department and making the surface in good condition with cement as per direction of Engineer-in-charge.

Dismantling of all old Fan- 28 Nos. with down rod wiring T.L with down road - 30, exhaust fan -8 Nos. with its accessory's, MS frame etc. from CHWM division lab, hall, cabins wall/ ceiling including stacking of material, dismantled material to be handed over to the department.and making the surface in good condition with cement, sand as per direction of Engineer-in-charge.

Dismantling of panel and its cables, panel includes I/C 400 Amp main switch, O/G ckt. 6 Nos. 315 Amp SFU, 2 Nos 250 Amp. bus bar with its accessory's like MS frame etc. from Main building panel room wall including stacking of serviceable material, dismantled material to be handed over to the department.and making the surface in good condition with cement as per direction of Engineer-in-charge.

Supply, installation, Testing & commissioning of wall/floor mounted feeder piller made of 1.6 mm thick and 2 mm thich base plate, 400 Amp 3 phase and neutral aluminium bus bar chamber with colour code and suitable support. single door, volt, Amperar meter, IP 42 sheet steel enclosure, separate compartment, inbuilt locking arrangement, dust & vermin proof capable to take all following accessories including their connections having hinged doors with numbering, lettering, earthing with 2 runs of galvanised iron strips, powder coating painted, conforming to CPWD specification as required. (A)P/F incomer of 315 A, 25 kA, TPMCCB rating and breaking capacity in with spider link, phase separetor as required. (B) 2 No. - P/F 200 A, 16 kA, TPMCCB rating and breaking capacity with spider link, phase separetor as required. Outgoinf ckts. (C) 2 No. - P/F 160 A, 16 kA, TPMCCB rating and breaking capacity with spider link, phase separetor as required. Outgoinf ckts. (D) 3 No. - P/F 100 A, 16 kA, TPMCCB rating and breaking capacity with spider link, phase separetor as required. Outgoinf ckts. (E) 1 Nos - 32 Amp Three pole MCB "C" curve And 4 Nos. - 16 to 20 Amp. single pole MCB 10 kA, "C" curve for out going ckt. (F) Lamp holder, 5 amp. Switch & socket, tray for drawing store, three phase indicator lamp etc.

(B) Air Conditioning Work SITC OF HI WALL SPLIT AIR CONDITIONER: Supply, Installation, Testing and Commissioning of Hi-wall Split Air Conditioner (with wireless Remote controller), Inverter Type, BEE Star Rating: 5 Star with Indian Seasonal Energy Efficiency Ratio (ISEER) 4.5 or Above, Compressor Type: Inverter Rotary, Condenser/Evaporator Coil Material: Copper, Provision of Digital Display in Indoor Unit, Max. Indoor Noise Level: 46 dBA, Eco-friendly Refrigerant: R-32 only. Note: Preference will be given to make in India Product

Cooling capacity: 12000 BTU/Hr

Cooling capacity: 23000 BTU/Hr

COPPER REFRIGERANT PIPING (With Insulation): Supply and fixing of brand new soft drawn copper refrigerant pipe of following sizes suitable for R-32 refrigerant including required size flair nuts and complete thermal insulation over copper piping using rubber nitrile insulation sleeve (Class-O type) of wall thickness minimum 10.0 mm with proper clamping of refrigerant piping using appropriate size clamps/Support as per site conditions and instructions given by the Engineer

OUTSIDE Dia. 5/8'' wall thickness 1.0 mm (minimum)

OUTSIDE Dia. 1/4'' wall thickness 0.8 mm (minimum)

OUTSIDE Dia. 1/2'' wall thickness 0.8 mm (minimum)

DRAIN PIPE (RIGID UPVC) OUTSIDE DIA. 1/2'': Supply and fixing of brand new rigid UPVC drain pipe outside dia.1/2'' for drain water piping connections of air conditioner, including required fittings, clamping, adhesive for fixing joints as per site requirement and instructions given by Engineer CSIR-NEERI.

REFRIGERANT GAS CHARGING (FOR TOP UP) IN AIR CONDITIONER: Supply of refrigerant (R-32) and additional gas charging work in air conditioners as per required quantity/Pressure recommended by the air conditioner manufacturer and as per standard practice recommended for gas charging and complete testing as per instructions of Engineer

DISMANTLING OF AIR CONDITIONER: Dismantling of air conditioner of cooling capacity 1.5 TR/2.0 TR as per standard pracitice recommanded by the AC manufacturer includes reuired pump down operation, dismantling of Indoor-Outdoor unit, complete copper piping and electrical wiring, Base plate of ID Unit and mounting stand of OD unit, Shifting of dismantled material at any location of institute premises, as per instructions of Engineer

WALL MOUNTING STAND FOR OUTDOOR UNIT: Supply and fixing of wall mounting stand (Material: 2 MM Thick High Grade Steel), Powder Coated, Weight: 3.5 Kg or more, Length: 24 Inch, Load Bearing Capacity: 50 Kg including required fastners complete as per requirement and instructions of Engineer.

ELECTRIC CABLE (Size: 1.5 Sq. MM, 3-Core): Supply and fixing of Industrial Flexible cable, Size: 1.5 Sq. MM, 3-Core, PVC Insulated and PVC Round Sheathed Multi Core, Bright Annealed Bare Copper Conductor (Multistrand) Heavy Duty Industrial Flexible Cables for Voltage Grade 1100 Volts conforming to IS: 694:2010 for the electrical connections of Air conditioner Indoor Unit with main power supply as per site conditiones and instructions of Engineer.

ELECTRIC CABLE (Size: 1.5 Sq. MM, 4-Core): Supply and fixing of Industrial Flexible cable, Size: 1.5 Sq. MM, 4-Core, PVC Insulated and PVC Round Sheathed Multi Core, Bright Annealed Bare Copper Conductor (Multistrand) Heavy Duty Industrial Flexible Cables for Voltage Grade 1100 Volts conforming to IS: 694:2010 for the electrical connections of Air conditioner Indoor Unit and Outdoor Unit as per site conditiones and instructions of Engineer.

ELECTRIC CABLE (Size: 2.5 Sq. MM, 3-Core): Supply and fixing of Industrial Flexible cable, Size: 2.5 Sq. MM, 3-Core, PVC Insulated and PVC Round Sheathed Multi Core, Bright Annealed Bare Copper Conductor (Multistrand) Heavy Duty Industrial Flexible Cables for Voltage Grade 1100 Volts conforming to IS: 694:2010 for the electrical connections of Air conditioner Indoor Unit with main power supply as per site conditiones and instructions of Engineer.

ELECTRIC CABLE (Size: 2.5 Sq. MM, 4-Core): Supply and fixing of Industrial Flexible cable, Size: 2.5 Sq. MM, 4-Core, PVC Insulated and PVC Round Sheathed Multi Core, Bright Annealed Bare Copper Conductor (Multistrand) Heavy Duty Industrial Flexible Cables for Voltage Grade 1100 Volts conforming to IS: 694:2010 for the electrical connections of Air conditioner Indoor Unit and Outdoor Unit as per site conditiones and instructions of Engineer.

DUCTED EVAPORATIVE COOLER: SITC of ducted evaporative air cooler with actual Air Flow capacity range: 12000 M3/Hr to 13000 m3/hr at cooler outlet, including the effect of all accessories fitted in cooler, comprising following parts and technical specifications Centrifugal Blower: (DIDW), Wheel made of Galvanized Sheet Steel, Forward curve, Statically and Dynamically balanced, Housing Material: GSS properly fixed to the side plates in pitsburg lock form system, Frame: Made of galvanized angular bars with sections of steel finished with polyster powder coating, SHAFT material: C45 Carbon steel (duly Quenched and Tempered as per standard process), Keyway for fixing of pully, coated with antirust varnish, BEARING: Deep groove ball bearing with spherical roller bearing type sealed at both sides mounted on cast iron support with grease point, BLOWER MOTOR: 3-Phase, 415± 10% Volts 50 Hz Flame proof, Insulation Class F, Protection Class IP-55 of required capacity, motor position should be in accordance with safety standards, Drive: V-Belt and Pulley arrangement as per suitable size and Specifications, Water Circulation pump: Electrically operated and should be of sufficient capacity, Evaporative cooling Pads: Made up of cross corrugated cellulose paper treated with anti rot and wetting resins, Flute height 5 mm, Flute angle 45/45 Degree pad thickness: 100 mm, Saturation Efficiency: 70 to 90% at ambient condition of 48 Degree Celcius, Cooler Body: Frame made of pre-coated GSS Thickness 16 Gauge, Casing made of pre-coated GSS Thickess 22 Gauge. Water Storage Tank: Storage Capacity: 150 Liters (Minimum) with Make up water provision using Float Valve and made of GSS Thickness 18 Gauge, duly epoxy coated from inside. AIR PRE FILTERS: Cassette type, HDPE, Filtration capacity: 10 to 20 Microns, at all suction sides. The unit shall have three sides air intake and Top air discharge type, Inbuilt Control Panel consisting of seperate Starter for Blower motor and water Pump and all inside electrical wiring connections, complete as per technical model given in leaflets and catalouge of OEM. Design of cooler assembly should have proper provision for preventive and breakdown maintenance of all parts. Note: Preference will be given to make in India product.

Supply, Installation, Balancing and Commissioning of fabricated at site GSS sheet metal rectangular/round ducting complete with neoprene rubber gaskets, elbows, splitter dampers, vanes, hangers, supports etc. as per approved drawing and specifications of following sheet thickness complete as required. Thickness 0.8 mm sheet

Supplying and fixing of following thickness duly laminated aluminium foil of mat finish closed cell Nitrile rubber (Class 'O') insulation on existing duct after applying suitable adesive for nitrile rubber. The joints shall be sealed with 50 mm wide and 3 mm thick self adhesive nitrile rubber tape insulation complete as per specifications and as required. Thickness 19.0 mm

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 aluminum sheet fixed to inside surface of ducts with cadmium plated nuts, bolts, stick pins, CPRX compound etc. complete as required and as per specifications.

M.S fabrication work for installation of coolers and other supporting work with two coat of red oxide primer followed by two coat of oil paint as required.

Supplying and fixing of powder coated extruded aluminium supply air grills with aluminium volume control dampers as per specifications.

Supply and fixing of Flexible water proof canvas cloth (leakproof) to connect air cooler with GSS sheet metal duct as required.

Excavation for foundation in soft soil including dressing of sides and ramming of bottoms, lift upto 1.5 m including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 metres.

Providing and laying in position cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) in foundation of pump, DG set etc including form work etc as required.

Providing and laying in position cement concrete 1:3:6 (1 cement : 2 coarse sand : 6 graded stone aggregate 40 mm nominal size) in foundation of pump, DG set etc including form work etc as required.