ELECTRICAL TESTS: Item Description Checked 1 Insulation Resistance Test report of all wires to be submitted Yes N/A By the contractor prior witnessing and made available 2 DC Power supply and control checked. Yes N/A 3 AC Power supply and control checked. Yes N/A 4 All CB’S, DSW’s and ESW’s should be tested before starting function Yes N/A check 5 Circuit Breaker, Disconnectors and Earth Switch Open/Close status Yes N/A checked CIRCUIT BREAKER CLOSING / TRIPPING BLOCKING CONDITIONS: Item Setting CB blocked status Description Remarks Values Closing Tripping SF6 Gas pressure 1st stage SF6 Gas Pressure 2nd Stage CB spring charged condition Anti-Pumping condition
ELECTRICAL TESTS: Item Description Checked 1 Insulation Resistance Test report of all wires to be submitted By the contractor prior witnessing and made available Yes N/A 2 DC Power supply and control checked. Yes N/A 3 AC Power supply and control checked. Yes N/A 4 All CB’S, DSW’s and ESW’s should be tested before starting function check Yes N/A 5 Circuit Breaker, Disconnectors and Earth Switch Open/Close status checked Yes N/A CIRCUIT BREAKER CLOSING / TRIPPING BLOCKING CONDITIONS: Item Description Setting Values CB blocked status Remarks Closing Tripping SF6 Gas pressure 1st stage SF6 Gas Pressure 2nd Stage CB spring charged condition Anti-Pumping condition