circuit breaker 3VA1 IEC Frame 630 breaking capacity class H Icu=70 kA @ 415 V 4-pole, line protection TM240, ATAM, In=630 A overload protection Ir=440 A...630 A short-circuit protection Ii=4...8 x In neutral conductor protection 50% nut keeper kit
circuit breaker 3VA1 IEC Frame 630 breaking capacity class H Icu=70 kA @ 415 V 4-pole, line protection TM240, ATAM, In=630 A overload protection Ir=440 A...630 A short-circuit protection Ii=4...8 x In neutral conductor protection 50% nut keeper kit
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