Annual maintenance contract of Air Conditioners installed at various locations in CSIR NEERI Nagpur

Amount

COMPREHENSIVE ANNUAL MAINTENANCE WORK OF HI WALL SPLIT AIR CONDITIONER: Comprehensive annual maintenance work of hi wall split air conditioner includes two preventive servicing (As per maintenance schedule and format), Free of cost supply and fixing of any required spare parts/material (Excluding Compressor) and repairing work related to breakdown maintenance to maintain the air conditioner properly functional throughout the contract period, as per special terms and conditions of the contract.

HI WALL SPLIT AC (Fixed Speed), Cooling capacity: 1.0 TR (Make: VOLTAS, LLOYD, LG, HITACHI)

HI WALL SPLIT AC (Hot and Cold), Cooling capacity: 1.0 TR (Make: MITSUBISHI ELECTRIC)

HI WALL SPLIT AC (Fixed Speed), Cooling capacity: 1.5 TR (Make: HITACHI, VESTAR, DAIKIN, VOLTAS, BLUE STAR, LLOYD, MITSUBISHI ELECTRIC, PANASONIC, LG, CARRIER, ELECTROLUX etc.)

HI WALL SPLIT AC (Inverter), Cooling capacity: 1.5 TR (Make: DAIKIN, BLUE STAR, CARRIER)

HI WALL SPLIT AC (Hot and Cold), Cooling capacity: 1.5 TR (Make: VOLTAS)

HI WALL SPLIT AC (Fixed Speed), Cooling capacity: 1.8 TR (Make: DAIKIN)

HI WALL SPLIT AC (Fixed Speed), Cooling capacity: 2.0 TR (Make: HITACHI, VESTAR, DAIKIN, VOLTAS, BLUE STAR, LLOYD, MITSUBISHI ELECTRIC, PANASONIC, LG, CARRIER, ELECTROLUX etc.)

HI WALL SPLIT AC (Inverter), Cooling capacity: 2.0 TR (Make: DAIKIN, CARRIER, BLUE STAR, IFB, HITACHI)

HI WALL SPLIT AC (Fixed Speed), Cooling capacity: 2.5 TR (Make: MITSUBISHI ELECTRIC, HITACHI)

COMPREHENSIVE MAINTENANCE WORK OF TOWER AND DUCTABLE AIR CONDITIONER: Comprehensive annual maintenance work of Tower and Ductable air conditioner includes three preventive servicing (As per maintenance schedule and format), Free of cost supply and fixing of any required spare parts/material and (Including Compressor) repairing work related to breakdown maintenance to maintain the air conditioner properly functional throughout the contract period, as per special terms and conditions of the contract.

FLOOR MOUNTED/TOWER AC (Fixed Speed), Cooling Capacity: 2.0 TR (Make: CARRIER)

FLOOR MOUNTED/TOWER AC (Fixed Speed), Cooling Capacity: 3.5 TR (Make: BLUE STAR)

DUCTABLE AC (Fixed Speed), Cooling Capacity: 5.5 TR (Make: HITACHI)

DUCTABLE AC (Fixed Speed), Cooling Capacity: 8.5 TR (Make: VOLTAS)

COPPER REFRIGERANT PIPING: Supply and fixing of brand new soft drawn copper refrigerant pipe of following sizes suitable for Freon-32/Freon-410a 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 9.0 mm with proper clamping of refrigerant piping using appropriate size clamps/Support as per site conditions and instructions given by the engineer CSIR-NEERI, Nagpur. Make: Rajco,/Mandev/Indigo/Mettube or equivalent

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)

OUTSIDE Dia. 3/8'' wall thickness 0.8 mm (minimum)

FIX SPEED ROTARY COMPRESSOR (R-22): Supply and fixing of brand new hermatically sealed fix speed rotary compressor (COP above 3.0) of following Capacities operating on electric supply of 220 to 240 Volts, 1-Phase, 50 Hz and should be compatible to R-22 Refrigerant and Hi wall Split air conditioner including complete dismantling of existing defective compressor, electrical and mechanical work related to fixing of new compressor such as electrical wiring, brazing joints, replacement of capillary-filter, flushing-leakage testing using nitrogen, vaccuming and gas charging as per required quantity including all accessories and complete testing as required. Make for Compressor: HITACHI, SAMSUNG, LG, TOTALINE, TOSHIBA, GMCC, HIGHLY, SIAM, PANASONIC, CARRIER or equivalent

Cooling Capacity: 12000 BTU/Hr

Cooling Capacity: 18000 BTU/Hr

Cooling Capacity: 24000 BTU/Hr

INVERTER TWIN ROTARY COMPRESSOR (R-410): Supply and fixing of brand new hermatically sealed DC inverter Twin rotary compressor (COP above 3.0) of following Capacities and should be compatible to R-410 Refrigerant and Hi wall Split air conditioner including complete dismantling of existing defective compressor, electrical and mechanical work related to fixing of new compressor such as electrical wiring, brazing joints, replacement of capillary-filter, flushing-leakage testing using nitrogen, vaccuming and gas charging as per required quantity including all accessories and complete testing as required. Make for Compressor: HITACHI, SAMSUNG, LG, TOTALINE, TOSHIBA, GMCC, HIGHLY, SIAM, PANASONIC, CARRIER or equivalent

Cooling Capacity range: 3500 to 18000 BTU/Hr

Cooling Capacity range: 3500 to 24000 BTU/Hr

INVERTER TWIN ROTARY COMPRESSOR (R-32): Supply and fixing of brand new hermatically sealed DC inverter Twin rotary compressor (COP above 3.0) of following Capacities and should be compatible to R-32 Refrigerant and Hi wall Split air conditioner including complete dismantling of existing defective compressor, electrical and mechanical work related to fixing of new compressor such as electrical wiring, brazing joints, replacement of capillary-filter, flushing-leakage testing using nitrogen, vaccuming and gas charging as per required quantity including all accessories and complete testing as required. Make for Compressor: HITACHI, SAMSUNG, LG, TOTALINE, TOSHIBA, GMCC, HIGHLY, SIAM, PANASONIC, CARRIER or equivalent

Cooling Capacity range: 3500 to 18000 BTU/Hr

Cooling Capacity range: 3500 to 24000 BTU/Hr

DRAIN PIPE (RIGID UPVC) OUTSIDE DIA. 3/4'': Supply and fixing of brand new rigid UPVC drain pipe outside dia.3/4'' 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. Make: ISI mark or any reputed make with prior approval of engineer CSIR-NEERI. Note: Maximum elevation of the piping outside building is 30.0 feet from ground level.

DRAIN PIPE (RIGID UPVC) OUTSIDE DIA. 1.0'': Supply and fixing of brand new rigid drain pipe outside dia.1.0'' 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. Make: ISI mark or any reputed make with prior approval of engineer CSIR-NEERI. Note: Maximum elevation of the piping outside building is 30.0 feet from ground level

FAN BLADE FOR OUTDOOR UNIT: Supply and fixing of new fan blade for the following type of air conditioners as per required material, size and shape suitable for the condenser unit fan motor assembly of air conditioner including dismantling of existing fan blade, required accessories and complete testing.

for Hi wall split AC, Cooling Capacity: 1.0 TR (Make: Voltas, Lloyd, Mitsubishi, LG)

for Hi wall split AC, Cooling Capacity: 1.5 TR (Make: Voltas, Lloyd, Mitsubishi, LG, Daikin, Hitachi, Panasonic, Carrier, Blue Star)

for Hi wall split AC, Cooling Capacity: 2.0 TR (Make: Voltas, Lloyd, LG, Daikin, Hitachi, Panasonic, Carrier, Blue Star)

AC MOTOR FOR OUTDOOR FAN OF AIR CONDITIONER: Supply and fixing of brand new AC motor (along with suitable size capacitor) for the following type of air conditioners as per the specifications of existing fan motor fitted in condenser unit assembly of air conditioner, including dismantling of existing fan motor, fan blade, required electrical wiring for new fan motor and refitting of fan blade including all accessories and complete testing with prior approval of engineer CSIR-NEERI. Make: GMCC, PICL, CARRIER, MARATHON, ALMONARD or any reputed make with prior approval of engineer CSIR-NEERI.

for 1.5 TR Split AC (Make: Voltas, Lloyd, Mitsubishi, LG, Daikin, Hitachi, Panasonic, Carrier, Blue Star)

for 2.0 TR Split AC (Make: Voltas, Lloyd, LG, Daikin, Hitachi, Panasonic, Carrier, Blue Star)

AC MOTOR FOR FAN OF INDOOR UNIT OF AIR CONDITIONER: Supply and fixing of brand new AC motor including blower shaft bush (if required) for the following type of air conditoners as per specifications of existing fan motor fitted in indoor unit assembly of air conditioner including dismantling of existing fan motor, fan blade, required electrical wiring for new fan motor and refitting of fan blade including all accessories and complete testing with prior approval of engineer CSIR-NEERI. Make: GMCC or any reputed make with prior approval of engineer CSIR-NEERI.

for 1.5 TR Split AC

for 2.5 TR Split AC

DUAL SECTION MPP CAPACITOR: Supply and complete fixing of brand new dual section MPP capacitor(Reference Standard :IS 2993 / IEC 252), DAT series, Three Output terminals marked with H, F & C) with cylindrical aluminium can construction of following capacity in outdoor unit assembly of air conditioner including removing of defective capacitor and required wiring connections to newly replaced capacitor and complete testing to make it functional. Make: any reputed make with prior approval of engineer CSIR-NEERI.

(45μF+2.5μF) ±5%, 50/60 Hz, 440 Vac

(50μF+4.0μF) ±5% 50/60 Hz, 440 Vac

(55μF+4.0μF) ±5% 50/60 Hz, 440 Vac

REPAIRING OF PRINTED CIRCUIT BOARD (PCB) ASSEMBLY OF AIR CONDITIONERS: Repairing of complete printed circuit board of follwing air conditioners includes dismantling, repairing and refitting of repaired printed circuit board (PCB) assembly including replacement of spare parts (if required) such as room temperature and coil temperature sensor, PCB transformer, Display Kit etc, required wiring connections of repaired PCB and complete testing to make it functional.

HI WALL SPLIT AC, FIXED SPEED TYPE, Cooling capacity: 1.5 TR/1.8 TR

HI WALL SPLIT AC, FIXED SPEED TYPE, Cooling capacity: 2.0/2.5 TR

GAS CHARGING IN AIR CONDITIONER: Supply of refrigerant and complete gas charging work in following type of air conditioners as per required quantity/Pressure recommended by the air conditioner manufacturer and as per standard practice recommended for gas charging including leakage finding, rectification of leakage, flushing and leakage testing using nitrogen, vaccuming using vaccum pump and complete testing as required.

HI WALL SPLIT AC (Cooling Capacity: 1.5 TR), Refrigerant, Freon-22/Freon-410a

HI WALL SPLITAC (Cooling Capacity: 2.0 TR), Refrigerant, Freon-22/Freon-410a

HI WALL SPLIT AC (Cooling Capacity: 2.5 TR), Refrigerant Freon-22

HI WALL SPLIT AC (Cooling Capacity: 1.5 TR), Refrigerant Freon-32

HI WALL SPLIT AC (Cooling Capacity: 2.0 TR), Refrigerant Freon-32

DEFINITE PURPOSE CONTACTOR: Supply and fixing of single pole definite purpose magnetic contactor, FLA- 30A, Coil voltage 220 to 240 VAC, 50/60 Hz Quad (4) quick connect terminal on all and load terminals, Magnetic coil 120-130⁰C Class-B, Insulation Voltage above 600V, Vertical/Horizontal/Tabletop mounting in outdoor unit of air conditioner to control on/off operation of fan and compressor by removing old defective contactor, required wiring for new contactor and testing complete as required. Make: Any reputed make with prior approval of engineer CSIR-NEERI.

THERMAL INSULATION SLEEVE: Supply and fixing of elastomeric nitrile rubber thermal insulation sleeve (preformed pipe section), Class- 0 of Inner dia. and thickness as given below, over existing Indoor-Outdoor copper refrigerant pipe connection of air conditioner as per the instructions of Engineer, CSIR-NEERI, Nagpur. Make: Any reputed make with prior approval of engineer CSIR-NEERI.

INNER DIA. 5/8'' WALL THICKNESS 9.0 MM

INNER DIA. 1/2'' WALL THICKNESS 9.0 MM

INNER DIA. 3/8'' WALL THICKNESS 9.0 MM

INNER DIA. 1/4'' WALL THICKNESS 9.0 MM

DISMANTLING OF AIR CONDITIONER: Dismantling of air conditioner of following capacity 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 as per instructions of Engineer, CSIR-NEERI, at any location of institute premises.

HI WALL SPLIT AC, COOLING CAPACITY: 1.5/2.0 TR

HI WALL SPLIT AC, COOLING CAPACITY: 2.5 TR

INSTALLATION OF AIR CONDITIONER: Installation of air conditioner cooling capacity: 1.5 TR/2.0 TR as per standard pracitice recommanded by the AC manufacturer includes installation of Indoor-Outdoor unit at any location of institute premises, installation of required size copper piping (as per item No.4 of the Schedule), required gas charging (as per item No.13 of the schedule), Supply and fixing of electric supply cable PVC insulated, FRLS, 4-core, 2.5 sq. mm (7.0 meter long) and powder coated, metallic Outdoor unit stand of suitable size, complete wiring and testing of air conditioner to make it functional. Make for Electric Suply cable: Polycab/ Havells/ Anchor or equivalent

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