VCS7-20J Surge Protection Device
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Product modelVCS7-20J
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System nominal operating voltage Uo(V)~2301400
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Max.mum continuous operating voltage UC(V)275；320
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Nominal discharge current In(KA)10
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Max.mum discharge current lmax(KA)20
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Voltage protective level Up(kV)≤1.2
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Rated short-circuit current lsc(A)500
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Local failure indicationGreen indicates normal; Red indicates a fault
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Fault alarm contactsTwo sets of contacts: normally open and normally closed
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Response time Ta(ns)25
