Common use of Insulation Coordination Clause in Contracts

Insulation Coordination. The system design parameters for substations/switchyards shall be as given below: Sl. No. Description of parameters 765/400 kV Jamnagar (GIS) Extension of 400 kV Jam Khambhaliya (GIS) Extension of 765 kV Halvad (AIS) 765 kV System 400 kV System 400 kV System 765 kV System 1. System operating voltage 765 kV 400 kV 400 kV 765 kV