D-GCK (1A)-type low-voltage withdrawable switchgear applied to three-phase AC.low price and good ... ,380V,4000A,,PCMCC. D-GCK (1A)-type low-voltage withdrawable switchgear applied to three-phase AC 50,60 HZ, rated voltage ... due to temperature Gel may arise. 3,2000M. 3, indoor use, place of use shall not exceed the altitude of ... subject to corrosion. D-GCK (1A)-type low-voltage withdrawable switchgear