LVD即为低电压指令，指令名：协调各成员国有关设计用于特定电压限值内的电气设备法律的1973年2月19日理事会指令73/23/EEC Council Directive 73/23/EEC of 19 February 1973 on the harmonization of the laws of Member States relating to electrical equipment designed for use within certain voltage limits