A single - pole switch shall not be connected in the neutral grounded conductor.

单极开关不能与地线的导电线联结.

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For correct installation use a multiple pole switch or relay as shown below.

多台执行器连接的正确方式是使用多级转换开关和继电器.

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The two - pole switch has a slightly different input isolation specification than a one - pole switch.

和 单刀 开关相比,双刀开关在输入隔离技术指标方面稍有不同.

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