NA 022
DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE
DIN EN 50019 ; VDE 0170/0171-6:1996-03 [Withdrawn] referenced in following documents:
| Document number | Edition | Title |
|---|---|---|
| DIN EN 50303 ; VDE 0170/0171-12-2:2001-05 | 2001-05 | Group 1, category M1 equipment intended to remain functional in atmospheres endangered by firedamp and/or coal dust; German version EN 50303:2000 More |
