GB/T 21225-2007 in English

《GB/T 21225-2007逆变应急电源》由TC60（全国电力电子系统和设备标准化技术委员会）归口，TC60SC4（全国电力电子系统和设备标准化技术委员会逆变电源分会）执行，主管部门为中国电器工业协会。
本标准规定了逆变应急电源的定义，产品分类和特征参数，技术要求，试验方法，检验规则及标志、包装、运输和贮存。本标准适用于一般工业、民用等场所在应急状态向照明、动力等及其混合负载提供交流电能的EPS。

Scope

This standard specifies the definition of inverter emergency power supply (referred to as EPS), product classification and characteristic parameters, technical requirements, test methods, inspection rules and signs, packaging, transportation and storage. This standard is applicable to EPSs that provide AC power to lighting, power, etc. and their mixed loads in general industrial, civil and other places in an emergency state. This standard is applicable to EPS with output single-phase or three-phase power frequency sine wave, rated voltage not exceeding 1 000 V, power 0.5 kW ~ 1 MW