Home / Standards / GB/T 31489.1-2015 GB/T 31489.1-2015 Active DC extruded cable systems for power transmission at a rated voltage up to and including 500kV―Part 1: Test methods and requirements 额定电压500kV及以下直流输电用挤包绝缘电力电缆系统 第1部分:试验方法和要求 Standard Type GBT ICS 29.060.20 CCS K13 Status 现行 Issue Date 2015-05-15 Implementation 2015-12-01 Responsible Dept 中国电器工业协会 Drafting Unit N/A