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English Translations » 电气工程圈 » 【Daily Topic】【Electrical Edition 20170307】

【Daily Topic】【Electrical Edition 20170307】

2017-03-07View Original

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Participation reward: 2 Wealth. Correct reward: 8 Wealth. Multiple-choice question: What is the function of a time relay? A. Short-circuit protection B. Overcurrent protection C. Delayed switching of the main circuit D. Delayed switching of the control circuit D
Reply #22017-03-07
The function of a time relay is (D). A. Short-circuit protection B. Overcurrent protection C. Delayed on/off of the main circuit D. Delayed on/off of the control circuit

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Translated at 2026-07-23 01:50:50

Original: https://bbs.hcbbs.com/thread-1759624-1-1.html

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