Home / Standards / GB/T 24277-2009 GB/T 24277-2009 Abolished A method for assessing the short-circuit withstand strength of partially type-tested assemblies (PTTA) 评估部分型式试验成套设备（PTTA）短路耐受强度的一种方法 Standard Type GBT ICS 29.130.20 CCS K31 Status 废止 Issue Date 2009-06-19 Implementation 2010-02-01 Responsible Dept 中国电器工业协会 Drafting Unit N/A