IEC TS 61851-3-2:2023 IEC 61851的本部分为技术规范，适用于便携式和移动式DRI EV供电设备，其中电击防护依赖于双重或加强绝缘，并且在所有AC和DC输入和输出之间具有双重或加强的绝缘，额定输入电压不超过250 V AC并且输出电压不超过120 V DC。

IEC TS 61851-3-2:2023 This part of IEC 61851, which is a Technical Specification, applies to the portable and mobile DRI EV supply equipment where the protection against electric shocks relies on double or reinforced insulation, and with double or reinforced insulation between all AC and DC inputs and outputs with a rated input voltage being not more than 250 V AC and output voltages not more than 120 V DC.