一、用途:gn-型系列户内交流高压隔离开关，适用于额定电压24kv以下三相交50hz的电
网中作为有电压无负载情况下分合线路之用。
purpose and usage
gn-series indoor ac high voltage isolating switch can apply in
electric network of three-phase ac,50hz,rated voltage of l2kv and
below to close or open circuit in no load position with voltage．
二、工作条件:海拔不超过100米；周围空气温度不高于+40℃及不低于-12℃；空气相对湿
度不高于90％的户内场所(当温度为+25℃)无导电性尘埃的环境中；无破坏
金属和绝缘的腐蚀性气体的物体；无剧烈震动和冲击的地方；无燃烧与爆炸
危险的环境中；
working conditions
altitude not more than 1000m;ambient temperature scope;from
l2℃ to 40℃ relative humidity indoor lessthan 90％under25℃
there shall have no conductive dust;no corrosive gases;no
severe vibration and impact； no combustion and explosion on
the site for switch opersting.
三、技术参数：technical parameter
型号
type
额定电压
rated voltage
额定电流
rated current
工频耐受电压
power frequency
withstand voltaege
雷电冲击耐受电压
full ware lighting impulse withstand voltage
gn-6/400a
6kv
400a
42kv
75kv
gn-12/600a
12kv
600a
42kv
75kv
gn-24/2000a
24kv
2000a
65kv
125kv
四、安装尺寸：dimensions of outline and installation
丹东市东日电力器材有限公司
13942569055
中国 丹东