配电箱，开关箱有必要履行“一机”“一闸”“一漏电”，电源进线端制止选用插头和插座做活动衔接。
The distribution box, switch box is necessary to perform a "machine" "gate" "leakage", power line end stop using the plug and socket connection to do activities.
每单位内安装一个220V单电配电箱，也可提供380V三相电源。
A 220V single-phase distribution board is provided in each individual unit. 380V 3-phase is also available.
感电灾害源以配电箱至负载间临时电源产生之灾害最 多；触电型态以220V 电压之间接触电最多；
Most electrocution is caused by load-side power source and most types of electrocution are the indirect electric shocks induced by the voltage of 220V.
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