IEC 61851-25:2020 电动车辆传导充电系统第25部分:保护用直流电动车辆供电设备 依靠电分离

标准编号：IEC 61851-25:2020

中文名称：电动车辆传导充电系统第25部分:保护用直流电动车辆供电设备依靠电分离

英文名称：Electric vehicle conductive charging system - Part 25: DC EV supply equipment where protection relies on electrical separation

发布日期：2020-12-04

标准范围

IEC 61851-25:2020适用于额定电源电压高达480 V AC或高达600 V DC、额定输出电压不超过120 V DC、输出电流不超过100 A DC的用于为电动道路车辆充电的DC EV供电设备。本文件提供了直流电动汽车电源设备的要求，其中二次电路通过电气隔离与一次电路进行保护。本文件不涉及双向潮流的要求。本文件还提供了DC电动汽车供电设备和电动汽车之间的控制和通信要求。本文件也适用于现场存储系统提供的DC EV供电设备。本文件涵盖的方面包括:？直流电动汽车供电设备的特性和运行条件；？直流电动汽车供电设备与电动汽车之间的连接规范；？直流电动汽车供电设备的电气安全要求。其他要求可能适用于为特定环境或条件设计的设备，例如:？位于存在易燃气体或蒸汽和/或可燃材料、燃料或其他可燃或爆炸性材料的危险区域的DC电动汽车供应设备；？设计安装在海拔2 000米以上的直流电动汽车供电设备；？打算在船上使用的DC电动汽车供电设备。直流电动汽车供电设备中使用的电气设备和组件的要求不包括在本文件中，而是由其特定的产品标准涵盖。本文件不适用于:？与维护相关的安全方面；？无轨电车、轨道车辆、工业卡车和主要设计用于越野的车辆的充电；？电动汽车上的设备；？IEC 61851-21-1中涵盖了电动汽车连接时设备的EMC要求；？在电动车外给RESS充电。

IEC 61851-25:2020 applies to the DC EV supply equipment for charging electric road vehicles with a rated supply voltage of up to 480 V AC or up to 600 V DC, with rated output voltage not exceeding 120 V DC and output currents not exceeding 100 A DC.
This document provides the requirements for the DC EV supply equipment where the secondary circuit is protected from the primary circuit by electrical separation.
Requirements for bi-directional power flow are not covered in this document.
This document also provides the requirements for the control and the communication between DC EV supply equipment and an EV.
This document also applies to DC EV supply equipment supplied from on-site storage systems.
The aspects covered in this document include:
？ characteristics and operating conditions of the DC EV supply equipment;
？ specification of the connection between the DC EV supply equipment and the EV;
？ requirements for electrical safety for the DC EV supply equipment.
Additional requirements can apply to equipment designed for specific environments or conditions, for example:
？ DC EV supply equipment located in hazardous areas where flammable gas or vapour and/or combustible materials, fuels or other combustible, or explosive materials are present;
？ DC EV supply equipment designed to be installed at an altitude of more than 2 000 m;
？ DC EV supply equipment intended to be used on-board ships.
Requirements for electrical devices and components used in DC EV supply equipment are not included in this document and are covered by their specific product standards.
This document does not apply to:
？ safety aspects related to maintenance;
？ charging of trolley buses, rail vehicles, industrial trucks and vehicles designed primarily for use off-road;
？ equipment on the EV;
？ EMC requirements for equipment on the EV while connected, which are covered in IEC 61851-21-1;
？ charging the RESS off-board the EV.

标准预览图