NA 022
DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE
DIN EN 50055/A1 ; VDE 0400-2/A1:1996-01 [Withdrawn] references following documents:
| Document number | Edition | Title |
|---|---|---|
| EN 50055 | 1991-06 | Electrical apparatus for the detection and measurement of combustible gases; performance requirements for group I apparatus indicating up to 5 % (v/v) methane in air More |
