Автоматический выключатель 3VA2 IEC Frame 630 Switching capacity class H Icu=85 kA @ 415 V 4-pole, system protection ETU550, LSI, In=630 A Overload protection Ir=250 A. ..630 A short-circuit protection Isd=0.6..9x In, Ii=1.5..9x In N-conductor protection