SITC of AC Machine and Allied electrical works inside Secretariat Office and Server room at 3rd floor of Sundarban Affairs at Mayukh Bhawan, Salt lake, Kolkata-91---SITC of Air conditioning works

Supply, Installation, Testing & Commissioning of of Microprocessor based air cooled 4.0 TR ceiling suspended Concealed type Air Conditioner with R-32/R410A Gas, having cooling capacity of (13.0 kW to 14.10 KW), Min. CFM-1295, noise level less than 50 dBA with Fixed speed/ Inverter type single/multiple Rotary/Scroll Compressor suitable for operation on 415V-50 Hz-3 Ph AC supply for outdoor. Make-Mitsubishi Electric Cat No-PE-M48JAK-DA/4TR or Similar of Mitsubishi Heavy FDUM125CSV-S6/O-General

Supply, Installation, Testing & Commissioning of Microprocessor based air cooled 2.0 TR ceiling suspended Concealed type Air Conditioner with R-32/ R410A Gas, having cooling capacity of 6.60 kW to 7.10 kW, Min. CFM-618, noise level less than 50 dBA with Fixed speed/ Inverter type single/multiple Rotary/Scroll Compressor suitable for operation on 220-240V 50 Hz-1 Ph AC supply for outdoor. Make: Mitsubishi Electric Cat No-PE-M24JAK-DA/2TR or Similar of Mitsubishi Heavy FDUM71CNV-S6 / O-General.

Supply, Installation,Testing and Commissioning of 4 way ceilling Cassette type AC machine having Cooling Capacity range (2.8 kw -5.3 kw) with variable speed Rotary compressor, Refrigerant gas R32/ R410A, BEE star rating - 3, (ISEER range 4.5 to 4.99), Air flow range CFM (565 - 740 or better), both condenser and cooling coils made of copper tube connecting chord with plug top confirming to IS 1391 (Part - I & Part - II) with all amendments (Make - Mitsubishi Electric PLYSP18EA / Mitsubishi Heavy / O Genera ) as per choice of E.l.C.

Supply,Installation & commissioning of hard copper refrigerant piping, complete with fittings Elbows, Bends, supporting arrangement on walls for ductable split A.C. Liquid Line Hard CU, pipe minimum Thickness 1.15 mm. following Dia .[ Make Royku / Totaline/ Mandeep] with 13 mm. thick nitrile tube insulation.[ Make Aroflex / Acoflex] (3/8") 9.52mm dia

Liquid Line Hard CU, pipe minimum Thickness 1.15 mm. following Dia .[ Make Royku / Totaline/ Mandeep] with 13 mm. thick nitrile tube insulation.[ Make Aroflex / Acoflex] (1/4") 6.35mm dia

Gas Line Hard CU, pipe minimum Thickness 1.15 mm. following Dia .[ Make Royku / Totaline/ Mandeep] with 13 mm. thick nitrile tube insulation.[ Make Aroflex / Acoflex] (5/8") 15.88 mm dia

Gas Line Hard CU, pipe minimum Thickness 1.15 mm. following Dia .[ Make Royku / Totaline/ Mandeep] with 13 mm. thick nitrile tube insulation.[ Make Aroflex / Acoflex] (1/2") 12.7 mm dia

Supply and laying 25 mm PVC pipe (heavy type) for water drainage with 6mm thick nitrile rubber insulation with proper support and bracket incl. necessary fittings as per direction (Mk.: Supreme/ Oriplast) 25mm Dia

Supply and laying of 1.1 kV grade copper unarmoured round cable of 3 core 2.5 sq. mm from IDU Unit to ODU Unit for the above mentioned AC Unit [Make: Polycab/Havells/Glostar/Finolex/KEI/RR Kabel/As per choice of EIC]

Supply and laying of 1.1 kV grade copper unarmoured round cable of 4 core 2.5 sq. mm from IDU Unit to ODU Unit for the above mentioned AC Unit [Make: Polycab/Havells/Glostar/Finolex/KEI/RR Kabel/As per choice of EIC]