BS EN 60939-2-1:2004 抑制无线电干扰用整套滤波装置.空白详细规范.抑制电磁干扰用无源过滤装置.要求安全试验的过滤器(评定等级D/DZ)
Complete filter units for radio interference suppression-Part 2-1:Blank detail specification-Passive filter units for electromagnetic interference suppression-Filters for which safety tests are required (assessment level D/DZ)