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EVS-EN 50402:2005/A1:2008

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

General information

Withdrawn from 04.04.2017
Base Documents
EN 50402:2005/A1:2008
ICS Groups
13.320 Alarm and warning systems
Directives or regulations
None

Standard history

Status
Date
Type
Name
04.04.2017
Main
EVS-EN 50402:2017
07.08.2008
Amendment
EVS-EN 50402:2005/A1:2008
06.10.2005
Main
EVS-EN 50402:2005
This European Standard is applicable to fixed gas detection systems for the detection and measurement offlammable or toxic1) gases  or vapours or oxygen.

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Standards designation

EVS Estonian standard
EN European standard (published by an CEN or CENELEC)
EN ISO International standard adopted as an European standard
ISO International Organization for Standardization’s standard
IEC International Electrotechnical Commission’s standard
HD CENELEC’s harmonisation document
   
EVS-EN European standard implemented in Estonia
EVS-EN ISO International standard adopted in Europe and implemented in Estonia
EVS-EN ISO/IEC International standard/International electrotechnical standard adopted in Europe and implemented in Estonia
EVS-IEC International electrotechnical standard implemented in Estonia
EVS-ISO International standard implemented in Estonia
   
A, AMD amedment
+A a full standard plus the amendment
/A only amendment
COR, AC corrigendum
+COR a full standard plus the corrigendum
NA national annex
+NA a full standard plus the national annex
/NA only national annex
TS technical specification
TR technical report
CWA agreement, developed by a CEN or CENELEC
prEVS-EN (etc) draft standard
   
et the standard is in Estonian only
en the standard is in English only
et-en the standard is in Parallel text Estonian-English