UNE-EN 50291-1:2011 Electrical apparatus for the detection of carbon monoxide in domestic premises -- Part 1: Test methods and performance requirements
2021UNE-EN 50291-1:2018/AC:2021-01 Gas detectors - Electrical apparatus for the detection of carbon monoxide in domestic premises - Part 1: Test methods and performance requirements (Endorsed by Asociación Española de Normalización in February of 2021.)
2018UNE-EN 50291-1:2018 Gas detectors - Electrical apparatus for the detection of carbon monoxide in domestic premises - Part 1: Test methods and performance requirements (Endorsed by Asociación Española de Normalización in June of 2018.)
2013UNE-EN 50291-1:2011/A1:2013 Electrical apparatus for the detection of carbon monoxide in domestic premises - Part 1: Test methods and performance requirements
2011UNE-EN 50291-1:2011 Electrical apparatus for the detection of carbon monoxide in domestic premises -- Part 1: Test methods and performance requirements