什么是单极电灯开关
A 單極燈掣 是一种常见的开关类型,可从单一位置控制灯具或电源插座的操作。它是一种简单而广泛使用的开关选择。不同于 双极开关单极开关更常见于工业环境,而单极开关通常用于住宅和小型商业应用。
单极电灯开关由两个黄铜端子螺丝和一个标有开和关位置的拨动器组成。这些开关通常还包括一个接地螺丝,用于连接电路的接地线。开关的作用是控制连接灯具或插座的电流。通过拨动拨动开关,电路可以接通或断开,从而实现对电流的控制。
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- 12–24V 直流(10–30VDC),最大 10A
- 360° 覆蓋範圍,直徑 8–12 米
- 延遲時間 15 秒–30 分鐘
- 光感測器關/15/25/35 Lux
- 高/低感度
- 自动开启/自动关闭占用模式
- 100–265V交流,10A(需要中性線)
- 360° 覆蓋範圍;8–12 米探測直徑
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- 自动开启/自动关闭占用模式
- 100–265V AC,5A(需要中性線)
- 360° 覆蓋範圍;8–12 米探測直徑
- 時間延遲 15 秒–30 分鐘;Lux OFF/15/25/35;感度 高/低
安装时,将两根热导线连接到单极电灯开关上。开关的一个端子用于连接电源进线,另一个端子用于连接灯具或插座的出线。这种配置可使开关有效控制电流。
常見問題
电灯开关上哪根电线的位置重要吗?
在电灯开关上,哪根电线接在哪里并不重要,因为开关端子可以互换。
我可以用单极开关替换双极开关吗?
是的,可以用单极开关替换双极开关。具体做法是只使用双极开关的一侧,而不是两侧。从本质上讲,双极开关实质上是两个单极开关的组合,可以在两个不同的位置进行控制。
住宅中常用哪种开关
住宅中最常用的开关是单极开关。它配有两个端子,负责打开或关闭电源。另一方面,三极开关由三个端子组成,而四极开关则有四个端子。


















