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Tender for supply of outdoor type, plinth mounted, distribution transformer, minimum energy efficiency level 3 of rating 250 kva, 3-phase, 11kv/415-240v, 50hz, oil immersed, non sealed type transformer tank body and cover are bolted, text-red-selected">copper wound, primary winding in delta and secondary winding in star vector symbol- dyn11, onan cooled transformer, conforming to is 1180 part1:2014 with amendment nos. 1, 2, 3, 4 or latest, and supplied with all standard fittings mentioned in clause 20.1 of is 1180 part 1 latest with condition that drain-cum-sampling valve. oil temperature indicator & winding temperature indicators will be provided as per clause 20.2 f of is 1180 part 1. terminal arrangement: the transformers shall be fitted on high voltage and low voltage sides bushing appropriate voltage and current ratings., low voltage side cable end box required . the high voltage bushings 3 nos. shall conform to is/ iec 60137. the low voltage bushings 4 nos. shall conform to is 7421. off-circuittap changer applicable for all ratings above 200 kva for variation of hv voltage from +5% to -10% in steps of 2.5%. following has to be submitted by supplier along with supply of material: i type test report of transformer having same rating, make & model if any and design from nabl accredited lab as per is: 1180 part 1 latest. ii routine test certificates as per is: 1180 part 1 latest. iii special test certificates as per clause 21.4 sl. no. a, c, d & e of is:1180 part 1 latest..
Tender for supply of text-red-selected">copper pin type electro tinned terminal text-red-selected">copper pin type electro tinned terminal ends for solderless crimping to text-red-selected">copper conductors 16sqmm, similar to model cp-8 of dowell s make or equivalent in all respects conforming to bs - 1977.note: 1.make offered shall be indicated in the offer.2.authorisation certificate from the original manufacturer shall accompany the offer.3.only manufacturer or authorised dealer needs to quote.4.warranty 30 months after the delivery or 24 months from the date of placement in service will be applicable..
