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GW4-12双投型 户外高压隔离开关
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所属公司:景光电气有限公司
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更新时间:2019-06-23 15:21:08

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正常使用条件  Normal Service Conditions

海拔高度1000-3000米;
环境温度不高于40℃不低于-30℃(高寒地区不低于-40℃;
风压不超过700Pa(相当于风速34m/s)
地震烈度不超过8度;
覆冰厚度不大于10mm;

安装场所应无易燃、易爆危险品、化学腐蚀及剧烈振动; 
支柱绝缘子污秽等级:普通型为0级,防污型为Ⅱ级。 
本系列隔离开关满足GB1985-89《交流高压隔离开关》
 IEC129(1984)《交流隔 离开关与接地开关》和旧C694
(1980) 《高压开 关设备和控制设备共用条款》规定的各
项要求。
Elevation 1000-3000m;
The environment temperature is not higher than +40℃,not lower than -30℃(the high and cold region is not lower than-40℃);
The breeze presses not over 700Pa;(equal to wind velocity 34ms/s);
The earthquake intensity is not over 8 degree;
Ice thickness is not larger than 10 mm;
Installing the place should have no explode easily the dangerous goods,chemistry decays and violent vibration;
A pillar isolator the dirty grade in son: Common type is 0 class, defend dirty type as the II class.
This series Isolating switch is complied with《GB1985-89 exchanges high pressure insulates the switch》
IEC129(1984) 《exchanges insulate the switch with connect a round of switch》 with the IEC694 (1980)《high pressure switch equipments with control the equipments to rule with the item》various requests 
totally.


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