Автоматический выключатель 3VA2 IEC frame 250 breaking capacity class H Icu=85kA @ 415 V 3pole, line protection ETU550, LSI, In=250A overload protection Ir=100A ...250A short circuit protection Isd=0,6..10x In, iI=1,5..10x In neutral protection optional with ext. ct busbar connection undervoltage release 24 V DC 1 auxiliary switch HP 1 trip alarm switch HP
