Discussion about the Electrical Load Classification and Power Supply

Yang Tianyi（The Eleventh Design & Research Institute of IT Co.，Ltd.，Chengdu 610021，China）

 

Abstract Aimed at the electrical load classification and power supply problems in the national standard Code for Design of Electric Power Supply Systems（GB 50052-95），with reference to the relevant IEC standards，as well as opinions of some industry experts，views and suggestions of the author are put forward.

Key words Electrical load classification Power supply Reliability Rationality Load for safety services Emergency electrical source Standby electrical source

 

摘 要 就国家标准《供配电系统设计规范》（GB 50052-95）中有关用电负荷分级及供电电源问题，参照IEC相关标准以及行业内部分专家的意见，提出了作者的看法及建议。

关键词 用电负荷分级 供电电源 可靠性 合理性 安全负荷 应急电源 备用电源