circuit breaker 3VA1 IEC Frame 400 breaking capacity class C Icu=110 kA @ 415 V 4-pole, line protection TM240, ATAM, In=320 A overload protection Ir=224 A...320 A short-circuit protection Ii=5...10 x In neutral conductor protection 1 nut keeper kit
circuit breaker 3VA1 IEC Frame 400 breaking capacity class C Icu=110 kA @ 415 V 4-pole, line protection TM240, ATAM, In=320 A overload protection Ir=224 A...320 A short-circuit protection Ii=5...10 x In neutral conductor protection 1 nut keeper kit
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