IEC 62335:2008适用于用于具有1级绝缘的车辆和具有电池充电装置的电池驱动车辆应用的便携式设备。它们具有开关保护接地（SPE），下文称为SPE PRCD。 SPE-PRCD由一个插头、一个剩余电流装置（RCD）和一个便携式插座组成。

IEC 62335:2008 applies to portable devices intended for use with vehicles having class 1 insulation and battery powered vehicle applications having battery charging units. They have a switched protective earth (SPE) and hereafter are referred to as SPE-PRCDs. The SPE-PRCD consists of a plug, a residual current device (RCD) and a portable socket outlet.