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新保险开关
开关和保险丝
开关和保险丝 An electric switch is often on a wall near the door of a room. Two wires lead to the lamp in the room. The switch is fixed in one of them. The switch can cause a break in this wire, and then the light goes. The switch can also join the two parts of the wire again, then we get a light. Switch can control many different things. Small switches control lamps and radio sets because th
开启式负荷开关与保险丝的正确使用
开启式负荷开关与保险丝的正确使用
为防止电器设备短路或因负载增加而使线路电流增大,损坏电气设备,必须在电路的适当位置安装保护性电气设施。开启式负荷开关就是一种常见的保护装置,在盐业系统使用尤为广泛。因此正确地选择使用开启式负荷开关与保险丝,是确保电气设备安全使用的关键。
