circuit breaker 3VA2 IEC frame 400 breaking capacity class C Icu=110kA @ 415V 3-pole, motor protection ETU350M, LSI, In=250A overload protection Ir=100A...250A short-circuit protection Isd=3...15 x Ir, Ii=15 x In nut keeper kit shunt trip (STL) 12-30V DC, 24V AC 50/60Hz 1 auxiliary switch HQ 1 trip alarm switch HQ 1 electrical alarm switch
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