Home / Standards / JB/T 7628-1994 JB/T 7628-1994 Active KN系列100A/60A至400A/400A管壳额定逆导三极晶闸管详细规范 Standard Type JB ICS N/A CCS N/A Status Active Issue Date 1994-12-09 Implementation 1995-06-01 Centralized Committee 机械工业部 Issuing Authority 机械工业部