CENELEC
International Standards and Conformity Assessment
for all electrical, electronic and related technologies
CLC/SC 31-9 |
Electrical apparatus for the detection and measurement of combustible gases to be used in industrial and commercial potentially explosive atmospheres |

|
Working group
|
Title
|
|---|---|
| JWG 02 | CLC/SC 31-9/TC 216 JWG - Revision of EN 50402:2005 (SC 31-9 lead) |
| JWG 03 | CLC/SC 31-9/CEN TC 137 JWG - Revision of EN 45544 Series - (CLC/SC 31-9 lead) |
| JWG 04 | CLC/SC 31-9/TC 216 JWG - Revision of EN 50270 (CLC/SC 31-9 lead) |
| JWG CENTC 137 | CLC/SC 31-9/JWG CENTC 137 |
