IEC 60417B被替代
Graphical Symbols For Use On Equipment - Index, Survey And Compilation Of The Single Sheets - Second Supplement
出版：International Electrotechnical Committee
专家解读视频
A.C./d.c. and d.c./a.c. convertors, dangerous voltage, Class II equipment, rectifier, audio, rejection filter, variable band stop filter, fast start and stop, and two symbols for ships' radar equipment.
SS IEC 417:1996 - Identical
BS 6217:1981 - Identical
HD 243:1995 - Identical
DIN 24900-23 (1991-08) - Identical
DIN 40101-1 (1991-11) - Identical
JIS T 1006:1992 - Identical
UNE 20557-1:1985 - Identical
DIN 32520-4 (1986-08) - Similar
