Home / Standards / GB/T 15543-1995 GB/T 15543-1995 Abolished Quality of electric energy supply--Admissible three-phase voltage unbalance factor 电能质量 三相电压允许不平衡度 Standard Type GBT ICS 29.240.01 CCS F20 Status 废止 Issue Date 1995-04-06 Implementation 1996-01-01 Responsible Dept 国家标准委 Drafting Unit 国家标准委