RO
SR EN 50402:2006/A1:2009
Electrical apparatus for the detection and measurement of combustible or toxic gases or vapours or of oxygen - Requirements on the functional safety of fixed gas detection systems
Amendamentul modifică SR EN 50402:2006.
Status :
Withdrawn
Approval date : 1/31/2009
Publish date : 2/2/2009
Romanian version publish date : 2/28/2013
Withdrawal date : 2/4/2020
Number of pages : 10
ICS : 13.320 Alarm and warning systems
Technical Committee : 137 - Electrical apparatus for explosive atmospheres
- Replaced by SR EN 50402:2017
- Amends SR EN 50402:2006