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English Translations » 电气工程圈 » Electrical Technology 2020-2-2

Electrical Technology 2020-2-2

2020-02-02View Original

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This post was last edited by Yu Qin on 2020-2-2 at 12:12. It is a true/false question; please answer whether it is correct or incorrect. 3 points are awarded for a correct answer, 2 points for an incorrect one, and 5 points for a detailed explanation of the reason. On the contact surface of the busbar used for connecting portable grounding wires, the length of the unpainted area shall be equal to the width or diameter of the busbar, and shall not be less than 100 mm.
Reply #22020-02-02
No, it should be \"and should not be less than 50mm\""
Reply #32020-02-02
No, it should be \"and should not be less than 50mm\""

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Translated at 2026-07-23 01:10:54

Original: https://bbs.hcbbs.com/thread-2906303-1-1.html

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