Tender For Distribution Transformer Of Rating 1000 Kva, 3- Phase, 50Hz, Oil Immersed, Non-Sealed Type, KOLKAta-West Bengal

Supply Of Distribution Transformer Of Rating 1000 Kva, 3- Phase, 50Hz, Oil Immersed, Non-Sealed Typedistribution Transformer Of Rating 1000 Kva, 3- Phase, 50Hz, Oil Immersed, Non-Sealed Type,Distribution Transformer Of Rating 1000 Kva, 3-Phase, 50Hz, Oil Immersed, Non-Sealed Type (Transformer Tank Body And Cover Are Bolted), Primary Winding In Delta And Secondary Winding In Star (Ve Ctor Symbol- Dyn11), Onan Cooled Transformer, Energy Efficiency Level (Latest)- 2 & Above, Conforming To I S 1180 (Part 1):2014 With Amendment Nos. 1,2,3,4 Or Latest, And Supplied With All Standard Fittings Mention Ed In Clause 20.1 Of Is 1180 (Part 1) Latest With Condition That Drain-Cum Sampling Valve Will Be Applicable F Or All Capacity Of Transformers. Oil Temperature Indicator & Winding Temperature Indicators (For Transforme Rs Above 200Kva) Will Be Provided As Per Clause 20.2 F) Of Is 1180 (Part 1). Terminal Arrangement: The Tra Nsformers Shall Be Fitted On High Voltage And Low Voltage Sides With Outdoor Type Bushings Of Appropriate V Oltage And Current Ratings. The High Voltage Bushings (3 Nos.) Shall Conform To Is/Iec 60137. The Low Volta Ge Bushings (4 Nos.) Shall Conform To Is 7421. Suitable Cable-End Box Along With Cable Entry Hole Glands Is To Be Provided As Follows: A) For Outdoor Type: L.T. Side B) For Indoor Type: H.T. Side & L.T. Side. Along With Following Details: (I) Kva Rating Of Required Transformer: 1000Kva (Ii) No Load Voltage Ratio: 6Kv/415V-24 0V (Iii) Type Of Mounting: Plinth (Iv) The Type Of Tap Changer: Off-Circuit Tap Changer For Variation Of Hv Vol Tage From +5% To -10% In Steps Of 2.5% (V) Indoor Or Outdoor Type: Outdoor 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. [ Warranty Period: 30 Months After The Date Of Delivery ] [Quantity Tolerance (+/-): 0 %Age , Item Category : Normal , Total Po Value Variation Permitted: Max 8 Lacs ] ]

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