出生地 |
Shanghai China (Mainland) |
牌子的名字 |
KEYNAI |
模式的数量 |
GBC-40.5 |
Model Description G---------------------------------------HV switch cabinet B---------------------------------------protective type C---------------------------------------handcart type 40.5-------------------------------------rated voltage (KV) Summary GBC-40.5 handcart HV switch cabinet is the complete set distribution equipment of three-phase AC 50HZ single bus, it is with ZN12-40.5 and ZN23-40.5 vacuum circuit breaker. It is small sized and light. The modular structure makes maintenance easy. The handcart can be equipped with all type of operating mechanism. It is widely used in the power plant, substation and industrial and mining enterprises. Technical parameters ItemUnitValueRated voltageKV40.5Rated insulation level1 min power frequency withstand voltageKVPhase-phasePhase-earthIsolation fracture95118Rated lightning impulse withstand voltage185215Rated short-time withstand current (4S)KA20, 25, 31.5Specified short circuit drop-out currentKA20, 25, 31.5Rated withstand current (peak)KA50, 63, 80Rated short circuit making currentKA50, 63, 80Rated currentA1250, 1600Protection degreeIP2XExternal dimension (W*D*H)mm1800*2000*2500