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20151224 Daily Question: 1-3 points for participation, 3-5 points for a correct answer； The insulation coordination for long-term (AC and DC) voltages is primarily based on: ( ) Multiple choice A. Rated voltage ； B. Rated insulation voltage ； C. Actual operating voltage ； D. Actual operating current. The answer is ABC
The insulation coordination for long-term (AC and DC) voltages is primarily based on: (ABC)
The insulation coordination for long-term (AC and DC) voltages is primarily based on: (A.B.C) Multiple choice A. Rated voltage； B. Rated insulation voltage ； C. Actual operating voltage ； D. Actual operating current.
The insulation coordination for long-term (AC and DC) voltages is primarily based on: (A, B) Multiple choice
The insulation coordination for long-term (AC and DC) voltages is primarily based on: (BC) Multiple choice A. Rated voltage； B. Rated insulation voltage ； C. Actual operating voltage ； D. Actual operating current.
B, C, ———————
The insulation coordination for long-term (AC and DC) voltages is primarily based on: (A D) A. Rated voltage； B. Rated insulation voltage ； C. Actual operating voltage ； D. Actual operating current.
The insulation coordination for long-term (AC and DC) voltages is primarily based on: (A B C) A. Rated voltage； B. Rated insulation voltage ； C. Actual operating voltage ； D. Actual operating current.
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