circuit breaker 3VA1 IEC Frame 250 breaking capacity class M Icu=55 kA @ 415 V 4-pole, line protection TM240, ATAM, In=160 A overload protection Ir=112 A...160 A short-circuit protection Ii=5...10 x In N conductor unprotected nut keeper kit
circuit breaker 3VA1 IEC Frame 250 breaking capacity class M Icu=55 kA @ 415 V 4-pole, line protection TM240, ATAM, In=160 A overload protection Ir=112 A...160 A short-circuit protection Ii=5...10 x In N conductor unprotected nut keeper kit
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