Comprehensive Repair and Maint of AC Plant under GE (AF) Tech Area, Agra

Amount

Checking of air conditioning plant (Air cooled) any size , capacity and location for functioning of motors, condenser , blower fan motors , unusual noise, refrigerant standing pressure and nut bolt washers etc including testing for smooth functioning and inform Engr in Charge for repair if required complete all as directed by Engr-in-charge.

M&L for descaling of the entire water circulating system for central AC plant 3 x 40 TR along with condensers, cooling tower/piping pumps etc. Opening condenser by disconnecting nut bolts and cleaning with MAIC descaling solution with help of descaling pump/wire brush, cleaning rod etc circulating above solution in condenser pipe lines as required time, flushing out the complete solution from condensers pipe line by fresh water with pressure. Re-assembling by replacement of unserviceable nut bolts washers gaskets etc all as specified and directed. Note:- cleaning and descaling shall be carried out by pump with acid as many time as required through out the month but paid once in the month to keep head pressure within safe limit. If any damage during cleaning/descaling repair shall be carried out by contractor without any extra cost.

All as per item No 2 above but for 3 x70 TR AC plant air cooled

All as per item No 2 above but for 3 x24 TR AC plant air cooled

All as per item No 2 above but for 3 x15 TR AC plant air cooled

All as per item No 2 above but for 3 x10 TR AC plant air cooled

M&L for spray painting of 3 x 70 TR after scratching and rubbing for removing of old existing paint from the surface of the following capacities central AC plants complete i.e. compressors, condensers, motors, water circulating pipe line, connecting valves, AHU, electric panels, stablizer, switches etc and including applying one coat of red oxide primer & two coats of synthetic enameled paint as per colour code of system approved by Engr in charge including writing SM/MES number & marking arrow for flow of refrigerant on refrigerant lines and water lines complete all as specified and directed

All as per item No 7 above but for 3 x40 TR AC plant

All as per item No 7 above but for 3 x24 TR AC plant

All as per item No 7 above but for 3 x15 TR AC plant

All as per item No 7 above but for 3 x10 TR AC plant

M&L for gas leakage testing and repair of entire refrigeration system and flushing of oil from cooling coil by dry Nitrogen gas with the help of air compressor or dry Nitrogen gas cylinder, cleaning & washing fins, air filter removing the all dust particles by using necessary, chemical, tools/machinery and required material like nitrogen gas, caustic soda, chemical,fresh water, gland packing for tightening including soldering / welding etc for sealing and testing complete all as specified and directed for 3 x 70 TR AC plants

All as per item No 12 above but for 3 x40 TR AC plant

All as per item No 12 above but for 3 x24 TR AC plant

All as per item No 12 above but for 3 x15 TR AC plant

All as per item No 12 above but for 3 x10 TR AC plant

Supply, fixing in replacement of air cooled chiller compressor of cap 20 TR ( as per sample) after disconnection of old compressor from base frame and refixing new compressor incuding filling of compressor oil, charging of refrigerant gas to the required pressure and testing at full load complete all as specified and directed by the Engr-in-Charge

Supply, fixing in replacement of water cooled chiller compressor of cap 40 TR ( as per sample) after disconnection of old compressor from base frame and refixing new compressor incuding filling of compressor oil, charging of refrigerant gas to the required pressure and testing at full load complete all as specified and directed by the Engr-in-Charge

Supply, fixing in replacement of water cooled chiller compressor of cap 12 TR ( as per sample) after disconnection of old compressor from base frame and refixing new compressor incuding filling of compressor oil, charging of refrigerant gas to the required pressure and testing at full load complete all as specified and directed by the Engr-in-Charge

Supply, fixing in replacement of water cooled chiller compressor of cap 7.5 TR ( as per sample) after disconnection of old compressor from base frame and refixing new compressor incuding filling of compressor oil, charging of refrigerant gas to the required pressure and testing at full load complete all as specified and directed by the Engr-in-Charge

Supply and filling refrigerent gas R-407c

Supply and filling refrigerent gas R-22

S & F display unit with PCB complete set for air cooled / water cooled AC plant of any capacity upto 70TR as per sample and as directed by Engr-in-Charge .

S & F display unit with PCB complete set for water cooled chiller AC Plant upto 2x30 TR as per sample as directed by Enigneer-in-charge.

Supply and filling of new compressor oil in central AC plants compressor's of any capacities complete all as specified and directed.

M & L for rewinding of electric motor of capacity 15/12.5 HP by dismantling and removing the burnt out copper winding thoroughly and rewinding with super enamelled copper winding wire of same gauge with proper class of insulation and applying varnish , drying etc including reassembling the motor, reinstallation in same position complete including testing complete all as directed.

All as per item No 26 above but electric motor of capacity 10 HP

All as per item No 26 above but electric motor of capacity 7.5 HP

All as per item above but electric motor of capacity 5 HP

All as per item No 26 above but electric motor of capacity 3 HP

S & F in replacement contactor 3 phase 200 Amp 415 V for air cooled chiller's main panel complete all as directed.

S & F in replacement contactor 3 phase 100 Amp 415 V for air cooled chiller's main panel complete all as directed.

S & F in replacement contactor 3 phase 32 Amp 415 V for air cooled chiller's main panel complete all as directed.

S & F in replacement contactor 3 phase 20 Amp 415 V for air cooled chiller's main panel complete all as directed.

S & F in replacement MCCB 4 Pole, 50 hz, 200 amps 415 V AC with rupturing capacity 25 KA in existing panel complete all as directed.

S & F in replacement MCCB 4 Pole, 50 hz, 100 amps 415 V AC with rupturing capacity 25 KA in existing panel complete all as directed.

S & F in replacement MCCB 4 Pole, 50 hz, 63 amps 415 V AC with rupturing capacity 25 KA in existing panel complete all as directed.

S & F in replacement MCCB 4 Pole, 50 hz, 40 amps 415 V AC with rupturing capacity 10 KA in existing panel complete all as directed.

S & F in replacement MCCB 4 Pole, 50 hz, 32 amps 415 V AC with rupturing capacity 10 KA in existing panel complete all as directed.

S & F in replacement MCB 4 Pole, 50 hz, 16 amps 415 V AC with rupturing capacity 10 KA in existing panel complete all as directed.

S & F in replacement PVC expansion tank 1000 Ltr with complete insulation and pipe connection as directed by Engr-in-charge

Supply and fixing strip heater of 2 KW capacity at return air as directed by Enigneer-in-charge.

Supply and fixing strip heater of 3 KW capacity at return air as directed by Enigneer-in-charge.

Supply and fixing expansion valve suitable for 70 TR as per sample as directed by Enigneer-in-charge.

Supply and fixing in expansion valve suitable upto 30TR as per sample as directed by Enigneer-in-charge.

S&F in replacement of V belt of any size / Number suitable for compressor and blower as per sample complete all as specified and directed.

S& F in replacement solenoid valve for water cooled chiller AC Plant as per sample as directed by Enigneer-in-charge.

S& F in replacement drier filter for water/air cooled chiller AC Plant as per sample as directed by Enigneer-in-charge.

S & F in replacement relay timer for water/air cooled chiller AC Plant as per sample as directed by Enigneer-in-charge.

S & F in replacement single phase preventer for water/air cooled chiller AC Plant as per sample as directed by Enigneer-in-charge

S & F in replacement digital multi function meter as per sample as directed by Enigneer-in-charge.

S & F in replacement LED indicating lamp R,Y,B as per sample as directed by Enigneer-in-charge.

Supply and fixing AHU fillters 90% upto 10 Micron of size (600mmx600mm) as per sample as directed by Enigneer-in-charge.

Supply and fixing AHU fillters 90% upto 10 Micron of size (600mmx300mm) as per sample as directed by Enigneer-in-charge.

Supply and fix in replacement Pressure Gauge 100mm dial 0-21 Kg/cm2 rating as per sample as directed by Enigneer-in-charge.

S & F in replacement Blower motor pulley as per sample as directed by Enigneer-in-charge.

S & F in replacement water flow switch as per sample as directed by Enigneer-in-charge.

S & F in replacement water temperature sensor (in & out Water) as per sample as directed by Enigneer-in-charge.

S & F in replacement air release valve as per sample as directed by Enigneer-in-charge.

S & F in replacement butterfly valve ( 125 mm) as per sample as directed by Enigneer-in-charge.

S & F in replacement three way motorised valve (125mm) as per sample as directed by Enigneer-in-charge.

Supply and fixing in replacement cooling tower fins of size 600x300x3 mm as per sample as directed by Enigneer-in-charge.

Supply and fixing in replacement cooling tower Sprinkler as per sample of existing size as directed by Enigneer-in-charge.

Supply and fixing in replacement cooling tower Strainer filter as per sample of existing size as director by Enigneer-in-charge.

Supply and fixing in replacement cooling tower fan as per sample of existing size as directed by Enigneer-in-charge.

Supply and fixing in replacement Dehumidifier control as per sample of existing size as directed by Enigneer-in-charge.

Supply and fixing in replacement Dehumidifier Thermostate as per sample of existing size as directed by Enigneer-in-charge.

Supply and fixing in replacement MPD for water cooled chiller panel (Model EC) as per sample as directed by Enigneer-in-charge.

Supply and fixing in replacement VPD for water cooled chiller panel (Model EC) as per sample as directed by Enigneer-in-charge.

S & F of LP and HP as per sample as directed by Enigneer-in-charge.

Supply and fixing in replacement overload relay as per sample as directed by Enigneer-in-charge.

Excavation in trenches, not exceeding 1.5m wide and not exc 1.5m in depth and getting out in hard/dense soil, for removing/laying pipes, complete all as specified and as directed by Engr-in-charge.

Returning, filling in, (soil) including spreading, levelling, watering and well ramming in layers not exc. 25cm thick in any type of soil, complete all as specified and directed by Engr-in-charge.

Removal of excavated materials (soil) to a distance not exceeding 50 metre and depositing where directed at a level not exceeding 1.5m above the starting point, complete all as specified and directed by Engr-in Charge.

Taking up or down 15 mm bore galvanised mild steel tubing and connection, including cleaning for refixing or removal from site, complete all as specified and directed by Engr-in Charge.

All as per ser item No 75 above but of size 20 mm bore,

All as per ser item No 75above but of size 25 mm bore,

All as per ser item No 75 above but of size 40 mm bore,

All as per ser item No 75 above but of size 50 mm bore,

All as per ser item No 75 above but of size 80 mm bore,

All as per ser item No 75 above but of size 100 mm bore,

M&L for replacement of Galvanised iron tubing 15 mm bore, medium grade with all fittings such as bends, elbows, tees, short pieces, connector with (ISI marked), back nuts, diminishing pieces, caps, plugs and union etc and laying in trenches/floor, complete all as specified and directed by Engr-in-charge.

All as per ser item No 82 above but of size 20 mm bore,

All as per ser item No 82 above but of size 25 mm bore,

All as per ser item No 82.above but of size 40 mm bore,

All as per ser item No 82 above but of size 50 mm bore,

All as per ser item No.82 above but of size 80 mm bore,

All as per ser item No.82 above but of size 100 mm bore,

M & L for replacement of Cast iron sluice valve long body type, both ends flanged and drilled, size 80mm bore, (ISI marked) conforming to IS-14846 -2000 with pressure rating of NP-1.6 with brass spindle and iron wheel head including jointing material such as nuts, bolts, washers and rubber gasket etc, complete all as specified and directed by Engr-in-charge. Make: Kirloskar /Leader /BIR / Kalpana / Upadhyay

M & L for replacement of Cast iron sluice valve long body type, both ends flanged and drilled, size 100mm bore, (ISI marked) conforming to IS-14846 -2000 with pressure rating of NP-1.6 with brass spindle and iron wheel head including jointing material such as nuts, bolts, washers and rubber gasket etc, complete all as specified and directed by Engr-in-charge. Make: Kirloskar /Leader /BIR / Kalpana / Upadhyay

Repair to sluice valve 80mm dia by replacing the check-nut for spindle, gland nuts, gland packing, brass lining for door and re-metalistion to gum metal spindle etc, rubber packing etc and reassembling, re-fixing the valve in its position, complete all as specified and directed by Engr-in-charge. Make: Kirloskar /Leader /BIR / Kalpana / Upadhyay

Repair to sluice valve 100mm dia by replacing the check-nut for spindle, gland nuts, gland packing, brass lining for door and re-metalistion to gum metal spindle etc, rubber packing etc and reassembling, re-fixing the valve in its position, complete all as specified and directed by Engr-in-charge.

Cutting existing steel tubing 15 to 25mm bore for alteration/ making branch connections including insertion of GI tee, bends, collar, reducer (as required), excavation & earth work, complete all as specified and directed by Engr-in-charge.

Cutting existing steel tubing 40 to 50 mm bore for alteration/ making branch connections including insertion of GI tee, bends, collar, reducer (as required), excavation & earth work, complete all as specified and directed by Engr-in-charge.

Cutting existing steel tubing 80 to 100 mm bore for alteration/ making branch connections including insertion of GI tee, bends, collar, reducer (as required), excavation & earth work, complete all as specified and directed by Engr-in-charge.

Trimming / cutting of vegitation all around the main power house and sub station and disposing of the same to a distance not exceeding 50 mtrs and depositing where directed by Engr-in Charge.

Gupta Automobiles

M/s Yash Trading Company