prEN 50291-1:2014

SLOVENSKI STANDARD
01-april-2014
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SIST EN 50291-1:2010
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Gas detectors - Electrical apparatus for the detection of carbon monoxide in domestic
premises - Part 1: Test methods and performance requirements
Détecteurs de gaz - Appareils électriques pour la détection de monoxyde de carbone
dans les locaux à usage domestique - Partie 1: Méthodes d'essai et exigences de
performances
Ta slovenski standard je istoveten z: prEN 50291-1:2014
ICS:
13.120 Varnost na domu Domestic safety
13.320 Alarmni in opozorilni sistemi Alarm and warning systems
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

DRAFT
EUROPEAN STANDARD
prEN 50291-1
NORME EUROPÉENNE
February 2014
EUROPÄISCHE NORM
ICS Will supersede EN 50291-1:2010

English version
Gas detectors -
Electrical apparatus for the detection of carbon monoxide
in domestic premises -
Part 1: Test methods and performance requirements

Détecteurs de gaz -  To be completed
Appareils électriques pour la détection de
monoxyde de carbone dans les locaux à
usage domestique -
Partie 1: Méthodes d'essai et exigences de
performances
This draft European Standard is submitted to CENELEC members for CENELEC enquiry.
Deadline for CENELEC: 2014-07-11.

It has been drawn up by CLC/TC 216.

If this draft becomes a European Standard, CENELEC members are bound to comply with the CEN/CENELEC Internal
Regulations which stipulate the conditions for giving this European Standard the status of a national standard without
any alteration.
This draft European Standard was established by CENELEC in three official versions (English, French, German). A
version in any other language made by translation under the responsibility of a CENELEC member into its own
language and notified to the CEN-CENELEC Management Centre has the same status as the official versions.

CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus, the
Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece,
Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal,
Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom.

Recipients of this draft are invited to submit, with their comments, notification of any relevant patent rights of which they
are aware and to provide supporting documentation.

Warning : This document is not a European Standard. It is distributed for review and comments. It is subject to change
without notice and shall not be referred to as a European Standard.

CENELEC
European Committee for Electrotechnical Standardization
Comité Européen de Normalisation Electrotechnique
Europäisches Komitee für Elektrotechnische Normung

CEN-CENELEC Management Centre: Avenue Marnix 17, B - 1000 Brussels

© 2014 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members.
Project: 24177 Ref. No. prEN 50291-1:2014 E

Contents Page
Foreword .5
1 Scope .5
2 Normative references .5
3 Terms and definitions .6
4 Design requirements .7
4.1 General requirements .7
4.2 Construction .8
4.3 Visual indicators .9
4.4 Alarms .9
4.5 End-of-life . 10
4.5.1 General . 10
4.5.2 Prediction of end-of-life . 10
4.5.3 Inbuilt testing of end-of-life . 10
4.6 Fault warnings . 10
4.7 Alarm silence facility (optional) . 11
4.8 Fault warning silence facility . 11
4.9 Transmittable output signal (applicable for type A apparatus only) . 11
4.10 Software-controlled apparatus . 11
4.11 Labelling . 12
4.12 Requirements for the use of batteries . 12
4.12.1 Battery low voltage warning . 12
4.12.2 Battery capacity . 13
4.12.3 Battery reversal . 13
4.12.4 Battery connections . 13
4.12.5 Battery removal feature . 13
4.13 Inter-connectable apparatus . 13
4.14 Back-up power source . 14
4.14.1 General . 14
4.14.2 Monitoring of back-up power source. 14
5 Test and performance requirements . 14
5.1 General requirements for tests . 14
5.1.1 Test samples for type testing . 14
5.1.2 Preparation of samples . 15
5.1.3 Use of mask for testing . 15
5.1.4 Test chamber . 16
5.1.5 Unpowered storage . 16
5.2 Normal conditions for tests . 16
5.2.1 General . 16
5.2.2 Test gases for alarm testing . 16
5.2.3 Test gases for specified tests . 16
5.2.4 Speed of air and test gas . 17
5.2.5 Power supply . 17
5.2.6 Temperature . 17
5.2.7 Humidity . 17
5.2.8 Pressure . 17
5.3 Test methods and performance requirements . 17
5.3.1 General . 17
5.3.2 CO gas test . 17
5.3.3 Transmittable output signal . 18
5.3.4 Alarm conditions . 18
5.3.5 Alarm during warm-up time . 18
5.3.6 Response and recovery to a high CO volume ratio . 18
5.3.7 Temperature effects . 19
5.3.8 Humidity effects . 19
5.3.9 Air velocity test . 19
5.3.10 Supply voltage variations (mains powered apparatus only) . 19
5.3.11 Electromagnetic compatibility . 20
5.3.12 Response to mixtures of carbon monoxide and other gases. 20
5.3.13 Effects of other gases . 21
5.3.14 Long term stability . 21
5.3.15 Drop test . 22
5.3.16 Alarm sound level . 22
5.3.17 Battery fault warning . 23
5.3.18 Battery capacity . 23
5.3.19 Battery reversal . 24
5.3.20 Battery connections . 24
5.3.21 Inter-connectable apparatus . 24
5.3.22 Back-up power source . 25
5.3.23 Stability in high humidity (non- condensing) test . 26
5.3.24 Stability to low humidity test . 26
6 Apparatus using radio links . 26
6.1 General . 26
6.1.1 Frequency Bands . 26
6.1.2 Transmission channels .
...