Home / Standards / GB/T 2820.4-2009 GB/T 2820.4-2009 Active Reciprocating internal combustion engine driven alternating current generating sets - Part 4: Controlgear and switchgear 往复式内燃机驱动的交流发电机组 第4部分：控制装置和开关装置 Standard Type GBT ICS 29.160.40 CCS K52 Status 现行 Issue Date 2009-05-06 Implementation 2009-11-01 Responsible Dept 中国电器工业协会 Drafting Unit N/A