Works contract of complete servicing of 02 nos. packaged air conditioner of 40 TR at 3x20 MW, BS3 HPS MPPGCL, Deolond

Thermostate Make:- Honeywell/Ranco/Equivalent, Type:- ON-OFF, Operating Temperature Range:- (5 to 30 degree centigrade)

Humidity controller

Thermostatic expansion valve Model number:- FBVE 5CP-100/Equivalent Make:- Sporlan/Equivalent

Filter-Drier Model Number:- CG-164/Equivalent Make:- Sporlan/Equivalent

Industrial Thermometer Range:- (-30 to 50 degree centigrade),

Refrigerant Gauge suitable for refrigerant gas R-22 Pressure Range: - (- 30 to 150 lb/square inch) Temperature Range:- ( -100 to 80 degree Farenheit)

Refrigerant Gauge suitable for refrigerant gas R-22 Pressure Range: - (10 to 300 lb/square inch) Temperature Range:- (- 20 to 120 degree Farenheit)

Pressure Switch suitable for refrigerant gas R-22 Model no.- MP 15, Make:- Indfos/equivalent

Angle type Receiver valve Material:- Brass, Size:- 12 mm (OD)

Hand Shut off valves Material:- Brass, Size:- 9mm (OD)

Gas Charging line (copper tube) Size:- ¼ inch, Length:- 2 mtr.

Nitrogen Gas cylinder, capacity- 10 Ltr.

Power Contactor for Compressors Model Number:- MN 16/Equivalent, Voltage:- 415 V, Current rating:- 16A, 3 phase Contactor Power Rating:- 7.5 KW, Coil supply:- 240V AC,50 Hz Aux. Contact :1 no. having current rating :- 4 amp, Voltage:- 415V, Make:- L&T/Equivalent

Thermal overload relay suitable for above power contactor Model:- MN2, Current Range:- 9 amp to 15 amp having aux. contact: 2NO +1NC, 1 start & off/Reset button, built in single phasing protection, Manual& auto reset mode, Rated operational current:- 2 amp, Rated Voltage:- 500 V, Max. Fuse:- 6 amp, Make:- L&T/Equivalent

Thermal overload relay suitable for above power contactor Model:- MN2, Current Range:- 3 amp to 5 amp having aux. contact: 2NO +1NC, 1 start & off/Reset button, built in single phasing protection, Manual& auto reset mode, Rated operational current:- 2 amp, Rated Voltage:- 500 V, Max. Fuse:- 6 amp

Relay with mounting base Make:- Omron/equivalent, Model no:- MK2PN-I(relay having mechanical and LED indicator); No of pole:- 2, Rated current:- 10 amp at 250 VAC; Coil voltage:- 250VAC, Max. operating voltage:- 250VAC, Coil current:- 9.2mAmp., Relay contact resistance:- 50 mohm(max); Operating time:- 20 milisecond (max); Release time:- 20 mili second (max); Contact type:- DPDT; Terminal:- Plug-in type (Octal pin)

Terminal Block suitable for 2.5 sq mm wire Rating:- 800V/24 Amp/2.5sqmm/0.5 NM Model no.:- CSPM 2.5, wire termination screw clamp, Material:- Melamine; Standard:- IEC 60947-7-1; Make:- Elmex, Short time withstand current:- 0.30 Kamp; Rated impulse withstand voltage:- 8 KV

Terminal Block suitable for 6 sq mm wire Rating:- 800V/41 Amp/6 sqmm/0.8 NM Model no.:- CST6, wire termination screw clamp, Material:- Melamine; Standard:- IEC 60947-7-1; Make:- Elmex, Short time withstand current:- 0.72 Kamp; Rated impulse withstand voltage:- 8 KV

Terminal Block suitable for 35 sqmm wire Rating:- 800V/125 Amp/35 sqmm/4 NM Model no.:- CST 35, Material:- Melamine, Standard:- IEC 60947-7-1, Make:- Elmex, Short time withstand current:- 4.20 Kamp; Rated impulse withstand voltage:- 8 KV

Single Phase Preventer, Make:- Reputed Voltage:- 450 Volt AC,50 Hz

Copper conductor armoured control Cable 1100 V Grade Cable Size:- 1.5 sq.mm x 2 core, Make:- Finolex/ equivalent

Aluminium armoured power cable 1100V Grade Size:- 25 sq.mm x 4 core, Make:- Finolex/ equivalent

Aluminium armoured power cable 1100V Grade Size:- 6 sq.mm x 3 core, Make:- Finolex/equivalent

V-Belt for Blower Fan Model no.:- A1150/A44, Make:- Fenner/Dunlop/Equivalent

Cleaning of evaporator tube by suitable agent, leakage testing of tubes and if any type of leakage found, then fix the same. Checking of accumulator line for any type of leakage.

Cleaning of condenser tubes, pressure testing of tubes and shell. If any type of leakage found, then fix the same.

Replacement of Thermostatic Expansion Valve and then checking of any type of leakage from refrigerant distributor and associated line and if leakage found then fix the same.

Replacement of Filter-Drier and then checking of any type of leakage from associated line and if leakage found then fix the same.

Replacement of condenser outlet valve and then checking of any type of leakage from associated line and if leakage found then fix the same.

Replacement of Refrigerant Gauge and then checking of any type of leakage from associated line and if leakage found then fix the same.

Replacement of Pressure Switch and then checking of any type of leakage from associated line and if leakage found then fix the same.

Servicing of pan type humidifier with immersed electrical heaters, servicing of its associated lines.

Replacement of Blower Fan Belt, Realignment of blower, Lubrication of bearings, Tightening of the belt.

Removal of defective compressor and replacement of new compressor.(Compressors will be provided by MPPGCL)

Charging of Refrigerant gas (R-22) in compressor and leakage testing of associated line (inlet and discharge line) and if any type of leakage found then attend the leakage.(Refrigerant gas R-22 will be provided by MPPGCL)

Electrical panel wiring and associated work (a) Replacement of new terminal block (b) Replacement of compressor contactor and blower contactor and thermal overload relay(c) Replacement of single phase preventer (d) Replacement of new Contact changeover relay. (e) All work for completion of Electrical wiring of panel.

Trial and pressure testing of Air conditioning package with nitrogen gas.

C S ENGINEERING WORKS