Supply of 500KVA Outdoor Transformer:- 500 KVA, 6KV/415V, 3-phase, 50Hz, Outdoor Type,Plinth Mounted, Oil Immersed, Non-Sealed type (Transformer tank body and cover are bolted) DistributionTransformer, Primary Winding in Delta and Secondary Winding in Star (Vector symbol- Dyn11), ONAN CooledTransformer, Energy Efficiency level- 3 & above. Transformer shall be Conforming to IS 1180 (Part 1): 2014 withamendment nos. 1,2,3 & 4, and supplied with all standard fittings mentioned in Clause 20.1 of IS 1180 (part 1)along with Oil temperature indicator & winding temperature indicators, Drain-cumsampling valve (3/4\" nominalsize thread,IS:554) of Steel with plug. Terminal arrangement:- The transformers shall be fitted on high voltageand low voltage sides with outdoor type bushings of appropriate voltage and current ratings. The high voltagebushings (3 Nos.) shall conform to IS/IEC 60137. The low voltage bushings (4 Nos.) shall conform to IS 7421.Suitable cable-end box is to be provided in L.T. side. Tap changer: Offload Tap changer for variation of HVVoltage from +5% to -10% in steps of 2.5% Following has to be submitted along with supply of material: (i) TypeTest report as per IS: 1180 (Part 1) of Transformer having same rating, make (& model if any) and design fromNABL accredited lab. (ii) Routine Test Certificates as per IS: 1180 (Part 1). (iii) Special Test Certificates as perClause 21.4 sl. no. (a), (c), (d) & (e) of IS:1180 (Part 1) [ Warranty Period: 30 Months after the date of delivery]
We takes all possible care for accurate & authentic tender information, however Users
are requested to refer Original source of Tender Notice / Tender Document published by
Tender Issuing Agency before taking any call regarding this tender.
