Tender For Providing, Erecting And Commissioning Out Door Type Copper Wound Transformer As Per Is Is 2026 (Indian Standard) And Iec 60076 (International Electrotechnical Commission) Hz, At Ful Load And Temp. Rise Not Exceeding 50º C By Thermometer In Oll , Pimpri Chinchwad-Maharashtra

tender for Providing, erecting and commissioning out door type copper wound transformer as per IS IS 2026 (Indian Standard) and IEC 60076 (International Electrotechnical Commission) Hz, at ful load and temp. rise not exceeding 50º C by thermometer in oll and 55°C by the resistance in winding after continuous run resistance in winding after continuous run at full load rating, the transformer should have oil immersed winding having vector group DY 11, HT side connected in Delta and LT side connected in Star with neutral brought out connected to provided separate earthing. The transformer shall have power terminal arrangement, bushings / cable end box on HT side and cable end box on LT side. 2. Nos. channels with stoppers shall be provided and fixed on the provided plinth for mounting the transformer. The transformer should have following standard fittings. Transformer shall be of latest manufacturing standards as per amended IS specifications and the Load & No Load losses shall be as per IS. With On Load Tap Changer -15% to +5% in steps of 1.25% with RTCC, AVR and marshalling box complete along with fitting accessories on load tap changer with AVR & RTCC Panel, Lifting lugs, Top Cover Lugs, Earthing terminals, Conservator with oil gauge glass, oil fitting hole with plug and drain plug, Transformer drain valve, bi directional plain rollers, Explosion vent with diaphragm, Thermometer Pocket, Air Vent Plug. Silica Gel Breather, Rating & Diagram Plate inspection cover terminal marking plate, cooling radiators, LV Neutral Bushing brought out for external earthing, First fil of EHV grade Transformer oil as per IS 335, Buchholz Relay with Alarm & Trip Contacts, Magnetic Oil Level gauge with Alarm & Trip Contacts, Oil temperatura indicator with Alarm & trip contacts, Winding Temperature Indicator wit Alarm & Trip Contacts, Marshalling box(IP55) Energy efficiecy level should be as per 18 2026 and as per guidelines by MSEDCL and Electrical Inspector.

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