Home / Standards / GB/T 27745-2011 GB/T 27745-2011 Active Communication specification for low-voltage electrical apparatus 低压电器通信规范 Standard Type GBT ICS 29.120.99 CCS K30 Status 现行 Issue Date 2011-12-30 Implementation 2012-05-01 Responsible Dept 中国电器工业协会 Drafting Unit 中国电器工业协会