NA 022
DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE
DIN EN 60519-7 ; VDE 0721-7:2009-08 [CURRENT] references following documents:
| Document number | Edition | Title |
|---|---|---|
| IEC 60050-841 | 2004-09 | International Electrotechnical Vocabulary - Part 841: Industrial electroheat More |
