BS EN 60939-2-1-2005 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 - Blank detail specification - Passive filter units for electromagnetic interference suppression - Filters for which safety tests are required (Assessment level D/DZ)