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Indoor high voltage disconnector
GN19-12 户内高压隔离开关

概述 /Overview
GN19-12 型系列户内高压隔离开关系高压开关设备，用于额定电压 12kV，交流 50Hz 及
以下电力系统中，配用 CS6-1 型人力操作机构，作为在有电压而无负载的情况下，分、合
电路之用，亦有派生产品防污型、高原型的和加装带电显示装置等。
GN19-12 series indoor high-voltage isolated high-voltage switchgear, used in power
system with rated voltage of 12kV, AC 50Hz and below, with CS6-1 type human
operating mechanism, in the case of voltage without load, For the use of split
and combined circuits, there are also derivative products, anti-fouling type, high-
prototype and retrofitted display devices.

型号含义 /Model meaning
G N 19 12 / ( C ) / □ - □

额定热稳定电流 (kA)/Rated thermal stability current (kA)
额定电流 (A)/Rated current (A)
穿墙式 /Wall-mounted
额定电压 (kV)/Rated voltage (kV)
设计序号 /Design Number
户内 /Indoor
隔离开关 /Isolation switch

使用环境 /Use environment

● 海拔高度：不超过 1000m；
● 空气温度：-25℃ ~+40℃；
● 相对湿度：日平均值不大于 95%，日平均值不大于 90%；
● 地震烈度：不超过 8 度；
● 安装场所：没有火灾、易燃、易爆、严重污秽、化学腐蚀及剧烈振动场所。
● Altitude: no more than 1000m;
● Air temperature: -25℃~ +40℃ ;
● Relative humidity: the daily average is not more than 95%, and the daily average is not more than 90%;
● Earthquake intensity: no more than 8 degrees;
● Installation location: no fire, flammable, explosive, serious pollution, chemical corrosion and severe vibration.

主要技术参数 /The main technical parameters

4 秒热稳定电流 (kA)
额定电压 (V)
额定电压 (kV)
动稳定电流 (kA)
型号 Model Rated voltage (kV) Rated voltage (V) 4 second thermal stable current (kA) Dynamic steady current (kA)
GN19-10(C)400-12.5 12 400 12.5 31.5

GN19-10(C)630-20 12 630 20 50

GN19-10(C)1000-31.5 12 1000 31.5 80

GN19-10(C)1250-40 12 1250 40 100

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