West Bengal State Electricity Transmission Company Limited Tender

Manufacture, Supply and Delivery of Ceiling suspended DUCTABLE Type SPLIT Air-Conditioners with indoor and outdoor unit Ratio 1:1 & suitable for operation on 400V ± 10%, 50Hz, 3-∅ AC supply at Pingla 132KV Sub-Station under Kharagpur Area Office, WBSETCL including supply of all required refrigerant, refrigeration pipes made up of HVAC grade hard drawn copper pipe with Nitrile Rubber tube insulation, elbows complete and allied material as per standard technical specification of WBSETCL. In all the Air-conditioning M/Cs refrigerant should be R410A with capacity more than 400 CFM. • • Capacity for the Control Room : 8 x 5.5 Tr • • Capacity for the PLCC Room : 3 x 3.0 Tr. • Quoted price must exclude the salvage cost of old AC machines (Hitachi make 1 x 7.5 Tr + 2 x 5 tr + 1 x 4 Tr + 1 x 2 Tr).

Service part: Installation, testing & commissioning of Indoor & Outdoor units of the new split type air conditioner machines in the control room and PLCC room of Pingla 132 kV Substation of WBSETCL as directed by the EIC including fitting, fixing, brazing etc. as required for all refrigeration piping, required nos. of fire retardant canvas connection, laying of required drain pipes with associated works (including supply), fixing extruded Aluminum powder coated Air Grills with VCD and allied works (including supply), from indoor to outdoor power connections or electrical cabling including supply, delivery, testing & commission with required conduit & fittings, with necessary civil masonry / carpentry works for making opening and proper finishing as required for opening / closing of the false ceilings with sufficient no. of Gypsum board. The job includes : • Dismantelling of existing AC machines (1 x 7.5 Tr + 2 x 5 tr + 1 x 4 Tr + 1 x 2 Tr) from control room and PLCC room with all accessories. • Arrangement of AC supply distribution including supply of necessary Distribution boards and cables. • Arrangement of Ac machines for operation in group for 24 hour rotational running in both control room and PLCC room with Programmable Logic Controller.