Home / Standards / GB/T 20112-2015 GB/T 20112-2015 Active Evaluation and qualification of electrical insulation systems 电气绝缘系统的评定与鉴别 Standard Type GBT ICS 29.080.30 CCS K15 Status 现行 Issue Date 2015-07-03 Implementation 2016-02-01 Responsible Dept 中国电器工业协会 Drafting Unit N/A