Maintenance of 11kV GEC BVRP OCBs, Oil Change, and associated IDMT Relay Testing

Preventive electrical maintenance of 52 no. 11kV GEC BVRP Oil Circuit Breakers, including oil change, mechanical servicing, and associated IDMT relay testing and calibration. The scope also includes maintenance of 8 no. 11kV Voltage Transformers (VTs), involving insulation resistance testing, functional checks, and visual inspections. PLEASE NOTE that any personnel requiring access to the tender documents or the operational site must hold a valid Security Check (SC) clearance as a minimum standard. Copies of SC clearance letters for all proposed personnel must be submitted when registering interest.