Model and its meaning

normal working conditions

安装的The altitude does not exceed 2,000 meters;

周围环境温度上限不高于+40C，下限不低于-5*C，24小时平均值不超过+35*C；

大气的相对湿度在周围空气温度为+40’C时不超过50%，在较低的温度下，可以有较高的湿度，应考虑到湿度变化会发生产品表面的凝露；

无爆炸危险的介质，且介质无足以腐蚀和破坏绝缘的气体与尘埃；

无显著摇动和冲击震动的地方。

接线方式

Product Description

The automatic power switch (hereinafter referred to as the switch) is suitable for AC dual power supply systems, using automatic or manual (please press the manual/automatic key switch on the mask to the manual position, and then rotate the handle according to the current working position of the switch to the required Working position) operation mode completes switching between common power supply and backup power supply. This switch is mainly used in hospitals, shops, banks, chemical industry, metallurgy, high-rise buildings, military facilities and other important occasions.

basic structure

自动电源切换开关主要由电源转换执行断路器组成，开关工作有三个状态位置供用户选择：常用电源合、双分、备用电源合，开关具有体积小、重量轻、工作稳定，使用方便等；

转换时间：<1s、额定绝缘电压：u=500V

The control voltage of the transfer switch is AC220V;

The mechanical life of the transfer switch (conversion between common and spare) is 3000 times, and the electrical life is 1500 times;

一般情况下，转换开关具有自投自复功能，而且常用电源优先的原则，如果需自投不自复、特殊安装条件或特殊场所等特殊产品时，用户与本公司协商定制。