Home / Standards / GB/T 25289-2010 GB/T 25289-2010 Abolished Specification and technical requirements for 20kV oil-immersed distribution transformers 20kV油浸式配电变压器技术参数和要求 Standard Type GBT ICS 29.180 CCS K41 Status 废止 Issue Date 2010-11-10 Implementation 2011-05-01 Responsible Dept 中国电器工业协会 Drafting Unit N/A