HD 427:1980被替代
Specific Safety Rules For The Installation Of Equipment For Electric Arc Welding And Allied Processes
出版：Harmonization Documents
專家解讀視頻
S1 [16/10/1980]
DIN 57544-101:1983 - Equivalent
SS 483 01 12 Ed. 2 (1986) - Identical
DIN 57544-101 (1983-07) - Identical
DIN VDE 0544-101 (1983-07) - Identical
VDE 0544-101:1983 - Identical
NFA 85 002:1985 - Equivalent
UNE 20817:1990 - Similar
