Description: DESIGN SUPPLY INSTALLATION TESTING AND COMMISSIONING OF 66 11KV 3X5MVA SUB STATION WITH LILO ARRANGEMENT AT CHAKUNG SORENG SIKKIM Name of Work DESIGN SUPPLY INSTALLATION TESTING AND COMMISSIONING OF 66 11KV 3X5MVA SUB STATION WITH LILO ARRANGEMENT AT CHAKUNG SORENG SIKKIM
Details: ELECTRICAL WORKS NEW 3 X 5 MVA 66/11 KV POWER TRANSFORMER ELECTRICAL PORTION: 5 MVA, 66/11KV 3Phase Star/Delta with on load tap changer oil filled transformer with accessories for protection and indication with first filling of oil complete with neutral C.T and other standard fittings (Kirloskar) 72.5 KV ,3150 A, 31.5 KVA SF6 breakers complete with operating mechanism, including first filling of SF6gas complete with supporting structures, accessories, filling kit and terminal connectors. A set of 3 Nos 52 Kg Gas cylinder 72.5 kV Current Transformers 5 core (1 phase) 1200 -600-300-150/1-1-1-1-1 A, 5 core 0.2 class ,31.5 kA with 120% extended current rating with marshalling boxes, terminal connectors etc. 66 KV/√3,110/√3 volt, single phase voltage transformer of accuracy class 0.5 and burden of 200 VA with first filling of oil and complete with terminal connectors. A set of 3 Nos 3phase 1250 A, 31.5 kA with one earth switch (Double break Isolator with motor/manual operated) 60 KV lighti
Sector: Power Sector