Invitation to Bid - Supply ,Dismantling and Buyback,Installation ,Testing and Commissioning,Additional copper refrigera in KOLKATA, WEST BENGAL

Supply of Air Cooled Hi Wall split type Air conditioners complete withIndoor 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 to 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 / rotarycompressor. The system shall be able to deliver 100 percent of the rated capacity upto 42 Degree C. 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 Degree C (out door ambient temperature).Inverter Type - Cooling only 1.5 TR with 5 Star BEE Rating AC Make,-Hitachi/Voltas/Bluestar/Daikin /LG.Dismantling and Buyback of old Air conditioners

Supplying, Installation, testing and commissioning including vaccumiazation and Nitrogen testing of following nominal sizes of soft/hard drawn copper refrigerant piping for above system, complete with fittings, with suitable adjustable ring type hanger supports, jointing/brazing including accessories, insulated with XPLE 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 accessoriesas per specifications etc. as required 6.4 mm dia (OD) (Soft drawn) with tube thickness 1.2 mm and 12.7 mm dia (OD) (Soft drawn) with tube thickness 1.2 mm for 1.5 TR HI - WALL SPLIT

Supplying , Installation, Testing and Commissioning of outdoor frame / stands to withstand the full load of outdoor units and making good all the damage for 1.5 TR Hi-Wall Split AC.