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GW9户外隔离开关

主要用途 Mostly purpose
GW9型户外高压隔离开关是单相交流50Hz高压开关设备,用于额定电压为10kV电力系统中,作为有电压无负荷的情况下接通或隔离电源之用。
本隔离开关用绝缘棒进行操作。
GW9 type outdoor high-voltage disconnecting switch is an AC single-phase high voltage switching equipment with frequency of 50Hz, applied for power supply switching on or disconnecting in condition with voltage but no load in power system with rated voltage of 10KV.

主要技术参数 Technic Parameter
型号
Type
额定电压(kV)
Rated voltage
额定电流(A)
Rated current
4S热稳定电流(A)
4s thermal stability current
动稳定电流(A)
dynamic stability current
冲击耐压
Impulse withstand voltage
工频耐压
Power frequency withstand voltage
断口间(kV)
fracture spacing
相对地(kV)
Phase to earth
断口间(kV)
fracture spacing
相对地(kV)
Phase to earth
(H)GW9-12/200 12 400 12500 31500 75 85 38 42
(H)GW9-12/400 12 400 12500 31500 75 85 38 42
(H)GW9-12/630 12 630 12500 31500 75 85 38 42
(H)GW9-12/1000 12 630 12500 31500 75 85 38 42
(H)GW9-12G/400 12 400 12500 31500 75 85 38 42
(H)GW9-12G/630 12 630 12500 31500 75 85 38 42
(H)GW9-12G/1000 12 630 12500 31500 75 85 38 42
(H)GW9-12G/1250 12 630 12500 31500 75 85 38 42