circuit breaker 3VA2 IEC Frame 630 breaking capacity class M Icu=55 kA @ 415 V 3-pole, line protection ETU850, LSI, In=400 A overload protection Ir=160 A...400 A short-circuit protection Isd=0.6..10x In, Ii=1.5..15x In neutral conductor protection optionally with external current transformer, up to 160% nut keeper kit
circuit breaker 3VA2 IEC Frame 630 breaking capacity class M Icu=55 kA @ 415 V 3-pole, line protection ETU850, LSI, In=400 A overload protection Ir=160 A...400 A short-circuit protection Isd=0.6..10x In, Ii=1.5..15x In neutral conductor protection optionally with external current transformer, up to 160% nut keeper kit
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