ac work at ITI Tollygunge

Supplying , Installation, Testing and Commissioning of Air Cooled Hi Wall split type Air conditioners complete with Indoor unit(IDU), Out door unit (ODU), surface / concealed copper Refrigerant piping with insulation (closed cell elastomeric nitrile rubber tubular pipe section) upto 3 Mtr (IDU to ODU), copper power cable upto 3.5 Mtr (IDU to ODU) i/c drain pipe R-32/R-410/ R-407 Green Refrigerant, wireless Remote control, suitable for working between 180-260V with low & high voltage cutoff and 50 hz ,1 phase AC supply capable of performing cooling, dehumidification, air circulation of following capacity with Scroll / rotary compressor. The system shall be able to deliver 100% of the rated capacity upto 42 0C. Min 5 year Original Equipment Manufacturer (OEM) warranty both compressor and Printed Circuit Board (PCB). Must comply : Electrical cable IS 694 or IS 9968 temperature sensing control IS /International Electrotechnical Commission (IEC) 60730, hermetic compressor IS 10617, heat exchanger IS 11329, capacitor IS 2993 and motor IS 12615. Complete as per CPWD specification and IS : 1391 Part II 2023. The system shall be able to operate up to 50 0C (out door ambient temperature).The system shall be installed with S&F appropriate fixing arrangements as per OEM recommendations, including wall openings, mending well the damages and making necessary connections including T&P & labour etc as required complete in all respect as per the direction of EIC. (Make:- O General/Mitsubishi Heavy Duty/Daikin/Mitsubishi Electric/Hitachi/ Bluestar/Carrier/Voltas or as approved by EIC)

Cooling Capacity- 6.1 kW (Minimum) , Minimum ISEER - 5.0, BEE level - 4-Star(min)

Supplying , Installation, Testing and Commissioning of Window type Air conditioners complete with copper power cable upto 3 Mtr, wireless Remote, suitable for working between 180- 260V with low & high voltage cutoff and 50 hz ,1 phase AC supply capable of performing, cooling, dehumidification, air circulation, R-32/R-410A /R-407B Green Refrigerant with Scroll / rotary compressor with min 5 year Original Equipment manufacturer (OEM) warranty both compressor and Printed Circuit Board (PCB), antifreeze thermostat on the coil as a safety feature, complete with fixing including T&P & labour etc as required complete in all respect as specified of following capacity. Sound level of up to 50dB inside the room is acceptable. The unit shall be in confirmation with IS 1391 Part-I 2023 and CPWD Specification. The system shall be able to deliver 100% of the rated capacity upto 42 0C. The system shall be able to operate up to 50 0C (out door ambient temperature). The system shall be installed with S&F appropriate fixing arrangements as per OEM recommendations, mending well the damages and making necessary connections including T&P & labour etc as required complete in all respect as per the direction of EIC. (Make:- O General/Mitsubishi Heavy Duty/Daikin/Mitsubishi Electric/Hitachi/ Bluestar/Carrier/Voltas or as approved by EIC)

Cooling Capacity- 5.0 kW (Minimum) , Minimum ISEER - 3.5, BEE level - 4-Star(min)

S&F of additional following items for length exceeding 3 mtr for complete installation and commissioning of above AC machines.

Supplying, Installation, testing and commissioning including vaccumiazation and Nitrogen testing of following nominal sizes of soft/hard drawn copper refrigerant piping for above said AC, complete with fittings, with suitable adjustable ring type hanger supports, jointing/brazing including accessories, insulated with XLPE Class-O tubular insulation/with Class-O closed cell elastometric nitrile rubber tubular sleeves sections of 19 mm thick insulation as given below for Suction and Liquid lines, all accessories as per specifications etc. as required : (Make- Approved by EIC)

6.4 mm dia (OD) (Soft drawn) with tube thickness 1.2 mm

15.86 mm dia (OD) (Soft drawn) with tube thickness 1.2 mm

S&F of additional following items for length exceeding 3.5 mtr for complete installation and commissioning of aboove AC machines.

2.5 sqmm, 3/4 core copper cable (FRLS type) (Make- Polycab/Gloster/Finolex/Havells /RR Kabel as Approved by EIC)