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【Daily Topic】【Electrical Edition 20160504】

2016-05-04View Original

Thread Content

Participation reward: 2 Wealth. Reward for the correct answer: 9 Wealth. When one pole of the DC system is grounded, operation can continue ( ); however, if two points become grounded, it will cause problems with the relay protection ( ).
Reply #22016-05-04
When one pole of the DC system is grounded, it can still continue to operate; however, a two-point grounding situation will cause the relay protection to malfunction.
Reply #32016-05-04
When one pole of the DC system is grounded, it can still continue to operate; however, if two points become grounded, it will trigger relay protection (warning signals)
Reply #42016-05-04
Operation (operation, malfunction).
Reply #52016-05-04
When one pole of the DC system is grounded, it can still continue to operate; however, a two-point ground fault will cause the relay protection to malfunction.
Reply #62016-05-04
When one pole of the DC system is grounded, it can still continue to operate; however, if two points become grounded, it will cause the relay protection to malfunction.

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