NIIST/ESD/Elect AC-AMC/WKS/2020-21

Amount

PART-A Maintenance of Airconditioners

Four Quartely servicing and maintenance of window mounting units 1.5 Tr/2 TR capacity of various makes like, Voltas, Bluestar, Videocon, Usha etc. Attend to all breakdown calls or performance related complainte. Rate should be quoted for yearly basis.

Four Quartely servicing and maintenance of Split Air conditioners of 1.5 Tr/2 TR capacity of various makes like, Voltas, Bluestar, carrier, Videocon, Usha etc. Attend to all breakdown calls or performance related complainte. Rate should be quoted for yearly basis.

Four Quartely servicing and maintenance of Multi Split Air conditioners of 2 Tr/ 3 TR capacity of various makes like, Voltas, Bluestar, carrier, Videocon, Usha etc. Attend to all breakdown calls or performance related complainte. Rate should be quoted for yearly basis.

Four Quartely servicing and maintenance of Slim line Air conditioners of 3 TR capacity of Voltas, make . Attend to all breakdown calls or performance related complainte. Rate should be quoted for yearly basis.

Four Quartely servicing and maintenance of Ductable Split Air conditioners of various capacities as follows . Attend to all breakdown calls or performance related complainte. Rate should be quoted for yearly basis.

3 TR Carrier make.

5 TR Carrier make

5.5 TR Carrier,Blue star, Hitachi make

8.5 TR Carrier,Blue star make

Four Quartely servicing and maintenance of Packaged Air conditioners of various capacities as follows . Attend to all breakdown calls or performance related complainte. Rate should be quoted for yearly basis.

11 TR ETA/Zeco/Carriermake (Twin circuit of 5.5 TR with Horizontal AHU type)

16.6 TR ETA make (Twin circuit of 8.5 TR with Horizontal AHU type)

Four Quartely sevicing and maintenance of Cold Room 1.0/2 TR

PART-B Supply, Installation,Replacing of Spares/Works as and when required basis

Supply and installation of new sealed unit compressors for window mounting/Split/Multi split air conditioners of 1.5 TR/2TR of Reciprocating/Rotary as and when/which required

Gas (Refrigerant) charging of 1.5 TR/2TR windows mounting air conditioners of various makes after welding , system flushing with nitrogen, leak testing, evacuation including all material cost and labour charges etc. complete , as when required.

Gas (Refrigerant - R22/R32) charging of 1.5TR/2TR Split air conditioners of various makes after welding , system flushing with nitrogen, leak testing, evacuation including all material cost and labour charges etc. complete as and when required.

Gas (Refrigerent ) charging of 3TR Slim line air conditioners after welding, system flushing with nitrogen, leak testing, evacuation including all matetrial cost and labour charges etc. complete as and when required.

Shifting and Re-installation of spli/Multi split Air conditioners with in the Lab.Rooms/Camplus including Civil work if required.

Copper tubing for the above1/4'' & 1/2'' ( or which ever is suitable size to the unit ) with insulation etc complete.

Condensing Unit Stand

Fan motor Rewinding, over-hauling , bush replacement and re fixing etc. complete of window units/split Units, as and when required.

Blower Fan motor bush repalcement , servicing and re-fixing etc for split units, as and when required.

Sevicing and rectification of cordless remote controller PCBs of split Ac as and when required.

Supply , fixing & commissioning of new condensing fan motor for split AC as and when required.

Supply, fixing & commissioning of new blower fan motor for split AC as and when required.

Supply , Installation & commissioning of New condensing units with copper coil without compressor of 1.5/2TR as and when required.

Supply , Installation & commissioning of New Indoor units with copper coil without compressor of 1.5/2TR as and when required.

Supply & Installation of New condenser copper coils 1.5/2TR split units (replacing of Aluminium Coil) as and when required.

Supply and laying of closed cell nitrile rubber Insulation for existing refrigent tubes and wrapping heat resistance (white) tape on it.

Supply and fixing of spare parts for windows units and split units, as and when required.

Fan motor capacitor

Starting capacitor

Running Capacitor

Starting Relay

Thermostat

Swing motor for split Acs

Air filter Fiber

Air Filter Fiber for spli Unit

condenser fan leaf

Blower Fan

Replacement of remote control unit (cordless ) with signal receiver

Contactor for 2TR single phase compressor

Contactor for multi split A/Cs condenser fan

Temp Sensor Air

Temp Sensor coil

PART B II FOR PACKAGE/AHU UNITS

Supply and fixing of the following Genuine spare parts whenever necessary

contactor for compressor (siemens 3TF33)

contactor for blower motor (siemens 3TF31)

Overload relay for compressor (siemens 3UA52 16-25A)

Overload relay for fan motor (siemens 3UA50 6-10A)

Under Voltage & over voltage cut out and phase failure and phase reversal cut put ( Make -Minilec - S2VMR3)

Microprocesor based Controlling unit carrier /ETA makes

Temp sensor For Microprocessor

"v" Belts

Bearings for Blower mounting

Shaft for blower

Liquid line filter/drier

AHU Fan motor Rewinding , over-hauling , and Re-fixing atc complete as and when required.(5 HP, 3HP motor)

Condenser fan motor Rewinding, over-hauling, and refixing etc complete as and when required

Gas (Refrigerant ) charging of 11TR (5.5 Twin Compressors with individual Ref Circuit ) air conditioners . After welding, syystem flushing with nitrogen , leak testing , evacuation & recommissioning , including all material cost and labour charges etc. complete , as and when required.Twin system and hence rate may be quoted for 5.5 TR only .

Gas (Refrigerant ) charging of 16TR (8.3 Twin Compressors with individual Ref Circuit ) air conditioners . After welding, syystem flushing with nitrogen , leak testing , evacuation & recommissioning , including all material cost and labour charges etc. complete , as and when required.Twin system and hence rate may be quoted for 8.3 TR only .

PART - B-III For Ductable units 3,5,5.5 & 8.5 TR units

Supply and fixing of the following Genuine spare parts whenever necessary

Contacror for compressor

Single Phase Preventer with Under Voltage & Over voltage cut out, Phase failure and phase reversal cut out

Microprocesor based Controlling unit

Temp sensor For Microprocessor

Compressor for 3TR (1.5 + 1.5) unit 1.5TR Rotary Compressor

Liquid line filter / Drier

Condenser fan Leaf

V belts for IDUs

Blower Fan motor Rewinding , over hauling , and Refixing etc complete whenever required.

Condenser fan motor Rewinding, over-hauling, and refixing etc complete as and when required

Gas ( Refrigerant ) charging of 3TR air conditioners of Carrier make after welding , system flushing with nitrogen , leak testing , evacuation & recommissioning, including all material cost and labour charges etc. complete, as and when required. Twin system and hence rate may be quoted for 1.5 TR only

Gas(Refrigerant) charging of 5.5TR air conditioners of carrier/Blue star make after welding,system flushing with nitrogen, leak testing , evacuation & recommissioning , including all material cost and labour charges etc. complete, as and when required.

Gas (Refrigerant) charging of 8.5 TR/8.3TR air conditioners of variousof Carrier/Blue star after welding , system flushing with nitrogen, leak testing, evacuation including all material cost and labour charges etc. complete , as when required.

Supply and fixing of the following Air filters of following specifications

105x40 cm (5.5 Tr Carrier unit)

90x40 cm (3TR Carrier unit)

60x30.5x50 cm Box type prefilter for ZECO AHU 90% down to 10 Micron

61x61x50 cm Box type prefilter for ZECO AHU 90% down to 10 Micron

61x61x50 cm Box type prefilter for ZECO AHU 99% down to 5 Micron

60x30.5x50 cm Box type prefilter for ZECO AHU 90% down to 5 Micron

Shifting of 5TR outdoor unit (TEM ROOM) NEW location Appx 1 floor down as per the directions of engineers, including evacuation, recommissioning,including all material cost and labour charges etc

Supply & replacing of Condenser deck (Condenser mounting plate) for carrier make 3TR units

PART B IV FOR COLD ROOMS

Four Quartely servicing and maintenance of cold rooms 1.5 TR/ 2TR capacity (4 Deg C) of makes like Voltas, Carrier, L.G., Bluestar, Videcon, Usha etc. Attend to all breakdown calls or performance related complaints. Rate should be quoted for yearly basis.

Replacement of Evaporator fan motor with leafs

Replacement of Condenser fan motor with leafs

Gas (Refrigerent) charging of 1.5TR/2TR cold rooms flushing with Nitrogen , leak testing , evacuation including all material cost and labour charges etc. complete, as and when required.

PART B- V FOR REFRIDERATORS/ DEEP FREEZERS

Exchanging defective compressors with new one, installation , welding , leak testing, evacuation and gas charging, etc. complete for all models, as and when required.

Supply of outdoorluminaries used for floodlight with high power LEDS suitable for area lighting

Spare parts ( original ) supply and replacement , as and when required.

Relay

Thermostat

Capacitors

Timer for non frost refrigerator

Heater for non frost refrigerator

Fan motor with fan leaf for Frost free Refrigerator

Supply & installation of compressors of various capacity refrigerator , as and when required.

Gas charging after testing and evacuation including cost of materials and labour charges, etc. complete, as and when required.

Hevaco Cooling Systems pvt ltd