标准摘要
[中文适用范围]： IEC 61534的本部分规定了额定电压不超过277 V交流单相，或480 V交流两相或三相50 Hz/60 Hz，额定电流不超过63 A的动力跟踪（PT）系统的一般要求和测试.这些系统 [外文原描述]： This part of IEC 61534 specifies general requirements and tests for powertrack (PT) systems with a rated voltage not exceeding 277 V a.c. single phase, or 480 V a.c. two or three phase 50 Hz/60 Hz, with a rated current not exceeding 63 A. These systems are used for distributing electricity in household, commercial and industrial premises.
英文名称Powertrack systems - Part 1: General requirements