【Daily Topic】【Electrical Edition 20160221】
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This post was last edited by hesonchang214 on 2016-3-3 08:25. Reward for participation: 2 Wealth. Reward for correct answer: 9 wealth. The AC withstanding voltage test cycle for power transformers and reactors of 10 KV and below is ( ). A、1–3 years B、1–5 years C、1–10 years D、1–12 years Correct answer: B、1–5 years
The AC withstanding voltage test cycle for power transformers and reactors of 10KV and below is (B). A、1–3 years B、1–5 years C、1–10 years D、1–12 years
The AC withstanding voltage test cycle for power transformers and reactors of 10KV and below is (B). A、1–3 years B、1–5 years C、1–10 years D、1–12 years
B, 1–5 years~~~~~~~~~~~~~~