NA 022
DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE
DIN EN 50056/A1 ; VDE 0400-3/A1:1996-01 [Withdrawn] references following documents:
| Document number | Edition | Title |
|---|---|---|
| EN 50056 | 1991-06 | Electrical apparatus for the detection and measurement of combustible gases; performance requirements for group I apparatus indicating up to 100 % (v/v) methane More |
