ZN□-27.5（2×27.5）Single-phase vacuum circuit breaker equipment
Time：2019-09-15
Source：
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 Product Introduction |
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Application |
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ZN□-27.5（2×27.5）Vacuum circuit breaker Main Technical Parameter
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Item
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ZN□-27.5(2×27.5)/2000-31.5
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1
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The highest working voltage kV
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31.5
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2
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Rated voltage kV
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27.5
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3
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Rated current A
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1250，1600，2000
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4
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Rated short-circuit breaking current First-pole-to-clear factor kA
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31.5
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5
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Rated short circuit making curren kA
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80
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6
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Rated peak withstand current kA
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80
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7
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Rated short-time withstand current and time kA
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31.5/4
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