概述 Overview
VS1-12 型户内高压真空断路器，系三相交流50Hz 额定电压为12kV 电力系统的户内开关设备，作为电网设备、工矿企业动力设备 的保护和控制单元。
适用于要求在额定工作电流下的频繁操作，或多交开断短路电流的场所。该断路器采用操动机构与断路器本体一体式设计，即可做为固定安装单元，也可配有专用推进机构，组成手车单元作用。
VS1-12 indoor high-voltage vacuum circuit breaker is a three-phase AC 50Hz rated voltage 12kV indoor switch equipment of power system. It is used as the protection and control unitof power grid equipment and power equipment of industrial and mining is suitable for frequent operation under rated operating current or for short circuit current.
The circuit breaker adopts the integral design of the actuating mechani*** and the breaker body, which can be used as a fixed installation unit or a special propulsion mechani*** to forma handcart unit.
型号及含义 Model and meaning
使用环境条件 Use environmental conditi***
a、周围空气温度：上限+40℃。下限-15℃；
b、海拨高度：≤ 1000m（若需***海拔，则额定绝缘水平相应提高）；
c、振幅：***烈度不超过8 度；
d、空气相对湿度日平均值不大于95%，月平均值不大于90%
e、火灾、******、严重污染、化学腐蚀及剧烈震动的场所。
A, ambient air temperature: upper limit +40. Lower limit -15 DEG c;
B, altitude: less than 1000m (for higher altitude, is rated insulation level increase);
C, and amplitude: the earthquake intensity is not more than 8 degrees;The daily ***erage value of
D, and air relative humidity is not greater than 95%, and the ***erage monthly value is not greater than 90%
E, fire, explosion, danger, serious pollution, chemical corrosion and violent vibration.
主要技术参数 The main technical parameters
外形及安装尺寸 Shape and installation dimensi***
