EN 50291-1 2018 气体检测器-用于家庭场所中一氧化碳检测的电气设备(英文版).pdf

2018,50291,EN,国外及港澳台标准
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Gas detectors - Electrical apparatus for the detection of carbon monoxide in domestic premises

Part 1: Test methods and performance requirements

Nationalforeword

ThisBritishStandard is theUKimplementation of EN50291-1:2018.Itsupersedes BS EN 50291-1:2010A1:2012 which is withdrawn.

TheUKparticipationinitspreparationwasentrustedtoTechnicalCommitteeEXL/31/1 Gasdetectors.

A listoforganizationsrepresentedonthismitteecanbeobtainedonrequesttoitssecretary.

of a contract.Users areresponsiblefor its correct application.

The British Standards Institution 2018PublishedbyBSIStandardsLimited2018

ISBN9780580959721

ICS 13.040.40;13.120;97.030;13.320

CompliancewithaBritishStandard cannotconferimmunityfromlegal obligations.

ThisBritishStandardwaspublishedundertheauthorityof theStandardsPolicy and Strategy Committee on31 May 2018.

Amendments/corrigenda issued since publication

Date

Text affected

EN 50291-1

NORMEEUROPEENNE EUROPAISCHENORM

April 2018

Supersedes EN 50291-1:2010

EnglishVersion

Gas detectors-Electrical apparatusfor the detection of carbon monoxideindomesticpremises-Part1:Testmethodsand

performancerequirements

Detecteurs de gaz-Appareils electriques pour la detectiondemonoxydedecarbonedansleslocauxausagedomestique-Partie 1:Methodes d'essaiet exigences deperformances

Gaswarngerate-ElektrischeGeratefurdieDetektionvonKohlenmonoxidinWohnhausern-Teil1:PrufverfahrenundAnforderungenandasBetriebsverhalten

ThisEuropeanStandardwas approvedbyCENELECon2018-02-26.CENELECmembersarebound toplywith theCEN/CENELEC

Management Centre or to any CENELEC member.

ThisEuropeanStandardexistsinthreeofficialversions(English French German).Aversioninanyotherlanguagemadebytranslationsame status as the officialversions.

CENELECmembersarethenationalelectrotechnicalmitteesofAustria Belgium Bulgaria Croatia Cyprus theCzechRepublic Denmark stniaFinlandFormeruoslaulicfcdoniaranceGmany rceHungaryclandrandalyaviLithuania uxembourg Malta theetherlandsorway Poland Portugal Romania Srbialovakia Sovenia pain wedn Switzerland Turkey and theUnitedKingdom.

EuropeanCommitteeforElectrotechnicalStandardizationComiteEuropeendeNormalisationElectrotechniqueEuropaischesKomitee fur Elektrotechnische Normung

CEN-CENELECManagementCentre:RuedelaScience23 B-1040Brussels

Contents

European foreword.1 Scope... 62 Normativereferences 63 Terms and definitions Symbols and abbreviations.4 95 Design requirements. 95.1 Generalrequirements. 95.2 Construction.. 105.3 Visualindicators. 105.4 Alarms... .115.5 End-of-life. .115.5.1 General. 115.5.2 Predictionofend-of-life 115.5.3 Inbuilt testingofend-of-life 125.5.4 Endof lifefaultwarnings... 125.6 Fault warnings.. 125.7 Alarm silence facility(optional) 125.8 Faultwarningsilencefacility... 135.9 Transmittable output signal(applicable for type A apparatus only) 135.10 Software-controlled apparatus... .135.11 Labelling .135.12 Requirementsfortheuseofbatteries. 145.12.1 Battery lowvoltage warning. 145.12.2 Battery capacity 145.12.3 Batteryreversal. 155.12.4 Batteryconnections 155.12.5 Batteryremovalfeature.. 155.13 Inter-connectableapparatus. 155.14 Back-up power source 155.14.1 General. 155.14.2 Monitoringofback-uppowersource. 166 Test and performance requirements 166.1 Generalrequirementsfortests 166.1.1 Testsamplesfortypetesting. 166.1.2 Preparation of samples. 176.1.3 Use of mask for testing. 176.1.4 Test chamber.... .176.1.5 Unpowered storage.. 176.2 Normal conditionsfortests. 176.2.1 General... 176.2.2 Test gases for alarm testing. 186.2.3 Test gases for specified tests 186.2.4 Speed of air and test gas .. 186.2.5 Power supply. 186.2.6 Temperature 186.2.7 Humidity. 18

6.2.8 Pressure.. .186.3 Testmethodsandperformancerequirements. .186.3.1 General ..186.3.2 CO gas test. ..196.3.3 Transmittable output signal. .196.3.4 Alarm conditions.... .206.3.5 Alarm during warm-up time... .206.3.6 ResponseandrecoverytoahighCOvolumeratio. .206.3.7 Temperatureeffects .21...216.3.8 Humidity effects.6.3.9 Airvelocitytest. .216.3.10 Supplyvoltagevariations(mainspoweredapparatusonly) 216.3.11 Electromagnetic patiboility.. .216.3.12 Response tomixturesof carbonmonoxideandothergases... 226.3.13Effects of other gases.... .226.3.14 Longtermstability ..236.3.15 Drop test.... ..236.3.16 Alarmsoundlevel. ..246.3.17 Battery fault warning.... .24...56.3.18 Battery capacity....6.3.19 Batteryreversal ..256.3.20 Batteryconnectionswithflexibleleadsonly. .266.3.21 Inter-connectable apparatus... ..266.3.22 Back-uppower source... ...276.3.23 Stability in high humidity (non- condensing) test. 276.3.24 Stabilitytolowhumiditytest... ..27Apparatus using radio links.....7 .287.1 General.. .287.1.1 RFrangeandreproducibilitytests.... .287.1.2 Failureofradiolink ...287.1.3 Identification codes... ..287.1.4 Environmentalrequirements. .287.2 Radiolink tests... .287.2.1 RF Range..... ...287.2.2 Failure ofradiolinktests. .297.2.3 Identificationcodesverificationtests .297.2.4 Environmentaltests.... ...298 User instructions... ..309 Packaging..... .31AnnexA(informative)Extended stability test-Sample protocol. 32A.1 General requirements ... ..32A.2 Test.....32A.3 Performance requirement.. .32AnnexB(informative)Calculation of the expected battery servicelife 33B.1 General requirements ...33B.2 Example..... ...33Capacity required for 1 year operation in milli Ampere hours(mAh).B.2.1 .33B.2.2 Capacity required for 4 min alarm.. ...33B.2.3 Capacity required for 30 days lowbattery beeping.... ...33B.2.4 CarbonMonoxideAlarmVoltageOperatingRange... ..33

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