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circuit breaker 3VA2 IEC Frame 250 breaking capacity class M |
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circuit breaker 3VA2 IEC Frame 250 breaking capacity class M Icu=55 kA @ 415 V 3-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..10x In neutral conductor protection optionally with external current transformer, up to 160% nut keeper kit circuit breaker 3VA2 IEC universal release 24 V DC 2 auxiliary switches HQ 1 trip alarm switch HQ 1 electrical alarm switch