Closed Open Closed L2 - L3 L1, L2, L3 80A 88A A Earth Fault Pickup Test RSW1 RSW2 CB Conductors Test Ie> Calculated Actual Pickup Setting Pickup Current Current RSW1 CB (1.1 x Ie>) Closed Open Closed L1 L1 60A 66A A Closed Open Closed L2 L2 60A 66A A Closed Open Closed L3 L3 60A 66A A In-service Protection Settings Apply the in-service protection settings as specified by the planner/designer to the relay and () record them below (refer to Appendix A for guidance) Overcurrent Settings Earth Fault Settings CT Primary Setting Current Primary Setting Current I> (Yes/No) Ie> (Yes/No) I> (Primary Setting Current ÷ CT Ratio) Ie> (Primary Setting Current ÷ CT IDMT Curve Type IDMT Curve Type Tms Tms Highset Primary Setting Highset Primary Setting I>> (Yes/No) Ie>> (Yes/No) Ie>> (Highset Primary Setting ÷ CT I>> (Highset Primary Setting ÷ CT Ratio) Ratio) tI>> tIe>> In-service Trip Settings Apply trip settings to the relay every element used above requires the corresponding trip – () command to be set to Yes (refer to Appendix A for guidance) Trip tI> Trip tIe> Trip tI>> Trip tIe>> Table A - Calculate Injection Currents Overcurrent Setting Earth Fault Setting Setting Current (I> or Ie>) (I>) (Ie>) 2 x Secondary Setting Current 5 x Secondary Setting Current Highset (I>> or Ie>>) (I>>) (Ie>>)
Closed Open Closed L2 - L3 L1, L2, L3 80A 88A A Earth Fault Pickup Test RSW1 RSW2 CB Conductors Test Ie> Setting Calculated Pickup Current (1.1 x Ie>) Actual Pickup Current RSW1 CB Closed Open Closed L1 L1 60A 66A A Closed Open Closed L2 L2 60A 66A A Closed Open Closed L3 L3 60A 66A A In-service Protection Settings Apply the in-service protection settings as specified by the planner/designer to the relay and record them below (refer to Appendix A for guidance) () Overcurrent Settings Earth Fault Settings CT Primary Setting Current Primary Setting Current I> (Yes/No) Ie> (Yes/No) I> (Primary Setting Current ÷ CT Ratio) Ie> (Primary Setting Current ÷ CT IDMT Curve Type IDMT Curve Type Tms Tms Highset Primary Setting Highset Primary Setting I>> (Yes/No) Ie>> (Yes/No) I>> (Highset Primary Setting ÷ CT Ratio) Ie>> (Highset Primary Setting ÷ CT Ratio) tI>> tIe>> In-service Trip Settings Apply trip settings to the relay – every element used above requires the corresponding trip command to be set to Yes (refer to Appendix A for guidance) () Trip tI> Trip tIe> Trip tI>> Trip tIe>> Table A - Calculate Injection Currents Overcurrent Setting Earth Fault Setting Setting Current (I> or Ie>) (I>) (Ie>) 2 x Secondary Setting Current 5 x Secondary Setting Current Highset (I>> or Ie>>) (I>>) (Ie>>)