Transformer Oil Filtration, Oil Leakage Arrest And Testing Of Transformers In Ship Building ( Sb ) Yard And Colony Transformer Oil Filtration, Oil Leakage Arrest And Testing Of Transformers In Ship Building ( Sb ) Yard And Colony , Filtration Of Tran, Visakhapatnam-Andhra Pradesh

Transformer Oil Filtration, Oil Leakage Arrest And Testing Of Transformers In Ship Building ( Sb ) Yard And Colony Transformer Oil Filtration, Oil Leakage Arrest And Testing Of Transformers In Ship Building ( Sb ) Yard And Colony , Filtration Of Transformer Oil Of 10 / 12.5Mva & 160Kva Power Transformers Located At Mrs As Per The Technical Specification & Appendix-1 Enclosed , Filtration Of Transformer Oil Of Different Rating Distribution Transformers ( 1600Kva, 1000Kva, 750Kva, 500Kva, 400Kva & 315 Kva ) Located Inside Hsl & At Hsl Colony As Per The Technical Specification & Appendix-1 Enclosed , To Conduct Break Down Voltage ( Bdv ) Test Before & After Oil Filtration For Top & Bottom Samples Of Distribution & Power Transformer Oils As Per The Technical Specification & Appendix-1 Enclosed For 25 Nos Transformers , To Conduct Acidity Test For Top & Bottom Samples Before & After Oil Filtration Of Distribution & Power Transformer Oils As Per The Technical Specification & Appendix-1 Enclosed For 25 Nos Transformers , To Conduct The Following Tests On 750Kva Transformers: A. Insulation Resistance Test B. Ratio Test C. Magnetic Balance Test , Oil Leakage Arrest On Different Rating Transfomers ( 1600Kva, 1000Kva, 750Kva, 500Kva, 400Kva, 315 Kva & 160Kva ) As Per The Technical Specification Enclosed With New Rc 70C Grade ( Or Equivalent ) Which Also Includes Replacement Of A. Cover Gaskets B. Tap Changer Oil Seals C. Gor Gaskets D. Inspection Plate Gasket E. Hv & Lv Bushings Gaskets And Oil Seals F. Radiator Gaskets G. Glass Indicator Gaskets H. Breather Gaskets I. Bucholz Relay Gaskets , Oil Leakage Arrest On 10 / 12.5Mva Transfomer As Per The Technical Specification Enclosed With New Rc 70C Grade Gaskets ( Or Equivalent ) Which Also Includes Replacement Of A. Conservator Tank Oil Level Glass Gaskets B. Bucholz Relay Gaskets C. Mog Gaskets D. Main Tank Oil Level Glass Gaskets E. Oltc Oil Surge Relay Gaskets F. Oltc Conservator Oil Level Glass Gaskets G. Inspection Plate Gaskets , Supply & Fitment Of 11Kv Ht End Termination Kit For 3.5X400sqmm Cable

Sr No	CorrigendumDate	Corrignedum	CorrigendumType	NewSubmissionDate
1	01-Mar-2022	Date extension	Date	07-03-2022

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Name of Work: Transformer Oil Filtration, Oil Leakage Arrest & Testing of Transformers.

Sl. No.	Item Description
1	Filtration of Transformer Oil of 10/12.5MVA & 160KVA Power Transformers located at MRS as per the Technical Specification & Appendix-1 Enclosed
2	Filtration of Transformer Oil of different rating Distribution Transformers (1600KVA, 1000KVA, 750KVA, 500KVA, 400KVA & 315 KVA) located inside HSL & at HSL Colony as per the Technical Specification & Appendix-1 Enclosed
3	To Conduct Break Down Voltage (BDV) test before & after Oil Filtration for top & bottom samples of Distribution & Power Transformer Oils as per the Technical Specification & Appendix-1 Enclosed for 25 Nos Transformers
4	To Conduct Acidity test for top & bottom samples before & after Oil Filtration of Distribution & Power Transformer Oils as per the Technical Specification & Appendix-1 Enclosed for 25 Nos Transformers
5	To conduct the following tests on 750KVA Transformers: a. Insulation Resistance Test b. Ratio Test c. Magnetic Balance Test
6	Oil Leakage arrest on different rating Transfomers (1600KVA, 1000KVA, 750KVA, 500KVA, 400KVA, 315 KVA & 160KVA) as per the technical specification enclosed with new RC 70C grade (or equivalent) which also includes replacement of a. Cover Gaskets b. Tap Changer Oil seals c. GOR Gaskets d. Inspection Plate Gasket e. HV & LV Bushings Gaskets and Oil seals f. Radiator Gaskets g. Glass Indicator Gaskets h. Breather Gaskets i. Bucholz relay Gaskets
7	Oil Leakage arrest on 10/12.5MVA Transfomer as per the technical specification enclosed with new RC 70C grade Gaskets (or Equivalent) which also includes replacement of a. Conservator Tank Oil Level Glass Gaskets b. Bucholz Relay Gaskets c. MOG Gaskets d. Main Tank Oil Level Glass Gaskets e. OLTC Oil Surge Relay Gaskets f. OLTC Conservator Oil Level Glass Gaskets g. Inspection Plate Gaskets
8	Supply & Fitment of 11KV HT End Termination Kit for 3.5X400Sqmm Cable