NF EN 50402:2005被替代
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
出版：Association Francaise de Normalisation
專家解讀視頻
Applies to fixed gas detection systems for the detection and measurement of flammable or toxic gases or vapours or oxygen.
Indice de classement: C23-596. PR NF EN 50402 March 2003. (03/2003)
SS EN 50402:2007 - Identical
DIN EN 50402 (2009-01) - Identical
NEN EN 50402:2005 - Identical
UNE EN 50402:2006 - Identical
I.S. EN 50402:2005 - Identical
DIN EN 50402 (2006-03) - Identical
BS EN 50402:2005+A1:2008 - Identical
NBN EN 50402:2006 - Identical
BS EN 50402:2017 - Identical
EN 50402:2017 - Identical
NEN EN 50402:2017 - Identical
