Siemens 3VA2612-7KQ42-0AA0 коммутационные устройства

circuit breaker 3VA2 IEC frame 1250 breaking capacity class C Icu=110kA @ 415 V 4-pole, line protection ETU860, LSIG, In=1250A overload protection Ir=500A ...1250A short circuit protection Isd=0,6..10x In, Ii=1,5..10x In N conductor protection adjustable (OFF, up to 100%) gr.-fault prot., can be sw. off Ig=0,2... 1 x In, tg=0,05-0,8s nut keeper kit