UL 2231-1-2002《电动车辆的供电电路的人员防护系统 一般要求》

1.1 These requirements cover devices and systems intended for use in accordance with the National Electrical Code (NEC), ANSI/NFPA 70, Article 625, to reduce the risk of electric shock to the user from accessible parts, in grounded or isolated circuits for charging electric vehicles. These circuits are external to or on-board the vehicle. 1.2 The devices and systems covered by these requirements must be compatible with the designs of charging systems and vehicles where use is intended and shall be rated accordingly. To assure compatibility, the features contained in 1.3 - 1.5 are required of the charging system, the vehicle, or both. 1.3 The type of vehicle covered by these requirements, including all accessible conductive parts on the vehicle, have one or more of the following: a)Provision for the connection of an equipment grounding conductor during battery charging, unless the vehicle has a system of reinforced or double insulation or all of the circuitry on the vehicle is electrica