circuit breaker 3VA2 IEC Frame 400 breaking capacity class H Icu=85 kA @ 415 V 4-pole, line protection ETU550, LSI, In=250 A overload protection Ir=100 A...250 A short-circuit protection Isd=0.6..10x In, Ii=1.5..12x In neutral conductor protection adjustable (OFF, up to 160%) nut keeper kit
circuit breaker 3VA2 IEC Frame 400 breaking capacity class H Icu=85 kA @ 415 V 4-pole, line protection ETU550, LSI, In=250 A overload protection Ir=100 A...250 A short-circuit protection Isd=0.6..10x In, Ii=1.5..12x In neutral conductor protection adjustable (OFF, up to 160%) nut keeper kit
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