GW8-72.5/630A，GW8-126/630A中性点隔离开关，可以配放电间隙，避雷器，支柱，互感器等等。
GW8-72.5/630A、GW8-126/630A，GW8系列中性点隔离开关，GW8-40.5、GW8-72.5、GW8-126W、GW8-35、GW8-63、GW8-110型中性点隔离开关系单相交流50Hz高压开关设备，额定电流：630A、1250A。所配用的操作机构为:CS8-5型手动操动机构或CX6型电动机操动机构；CS17-G型手动操动机构或CJ2、CJ5、CJ6、CJ12型电动机操动机构。
GW8-126中性点、GW8-72.5电动隔离开关。
GW8型中性点隔离开关是交流50H的户外装置，供在无载荷情况下，分合变压器中性点联线之用。
GW8 type neutral point disconnecting switch is outdoor high-voltage equipment with 50Hz frequency. It is used for making and breaking the link of transformer’s neutral point under the condition without load. It is suitable for AC power-frequency network.
本产品分为普通型和防污型两种
This product pides into two kinds such as the ordinary type and the anti-pollution type.
本产品配用的手动操作机构为CS8-5G型，电动操作机构为CX-6型。
According to user’s demand，it can use cooperatively the CS8-5G type manual operation mechanism or the CX-6 type electro-control mechanism
1.2 使用条件环境 Application Ambient Condition
a 海拔不超过1000m;
Altitude height is not more than1000m.
b 周围空气温度：上限+40度，下限-40度;
Environment temperature is from-40℃to +40℃.
c 风压不超过700Pa;
Wind pressure is not more than700Pa.
d 地震烈度不超过8度；
Earthquake intensity is not more than 8 grades.
e 覆冰厚度不大于10mm;
The thickness of ice is less than 10mm.
f 支柱绝缘子污秽等级：普通型为0级。
Insulator’s pollution level: Normal class is 0.
2 、主要技术参数
Technical Data
GW8-126中性点、GW8-72.5电动隔离开关，主要技术参数见下表：
Main technical data as follows.