Reverse power relay trip test.
逆功率脱扣试验。
Overload protection, and vehicle test, reverse power and reverse current protection test for marine generator.
船舶发电机组过载保护试验、并车试验、逆功率和逆电流保护试验；
Reverse power relay trip test.
逆功率脱扣测验。
Purpose: To test valve No. 1 for tightness against reverse flow.
目的：检测1号止回阀对于回流的密封性。
Purpose: To test check valve No. 2 for tightness against reverse flow.
目的：检测止回阀2号对于回流的密封性。
Purpose: To test check valve No. 2 for tightness against reverse flow.
目的：检测止回阀2号对于回流的密封性。
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