ELCB or GFCI device with trip load of no more than 30 milliamp will be fitted and fully operational.
有故障的设备不可使用,要监护人员准备维修或者取走不用。
ELCB or GFCI device with trip load of no more than 30 milliamp will be fitted and fully operational.
有故障的设备不可使用,要监护人员准备维修或者取走不用。
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