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circuit breaker 3VA2 IEC frame 250 breaking capacity class E Icu=200 kA @ 415 V 3-pole, line protection ETU330, LIG, In=250A overload protection Ir=100A ... 250A short circuit protection Ii=1,5... 10 x In ground fault protection Ig=0,2... 1 x In, tg=0,
