Bids Are Invited For Hiring Of Corrective Maintenance Services, With Replacement Of Parts, Of Oil Transformer With Power Of 112.5Kva, High Voltage 25Kv, Low Voltage 380/220V, Serial Number 92395, Mega Brand, Year 1996. Eat 10 Transformer.

Hiring Corrective Maintenance Services, With Parts Replacement, Oil Transformer With Power Of 112.5Kva, High Voltage 25Kv, Low Voltage 380/220V, Serial Number 92395, Mega Brand, Year 1996. Repair/Maintenance Minimally Comprising: - Basic Maintenance: Opening And Complete Disassembly Of The Equipment; Complete Cleaning Of The Tank, Lid And Accessories; Assembly Of The Active Part, Replacement Of The Rubber Seals On The Lid And Tank, Bt And At, Cleaning Of The Contact Terminals, Inspection Of Accessories, Preparation For Painting, External And Internal Painting, New Identification;- Drying In A Controlled Oven For At Least 48 Hours;- Regeneration Of 125 Liters Of Regenerated Insulating Mineral Oil And Filling Using A Thermo-Vacuum System;- Installation Of The Pressure Relief Valve And Lightning Rod Support;- Replacement Of The Identification Plate;- Internal Re-Insulation;- Electrical Tests In The Laboratory With Issuance Of A Technical Report;- Leak Tightness Test;- Addition Of 05 Liters Of Additional Insulating Mineral Oil;- Replacement Of The Three Windings (03) Copper High Voltage Phases;- Labor Included