BSEN50342-1-2015鉛酸起動電池完整

BSEN50342-1:2015

BSIStandardsPublication

Lead-acidstarterbatteries

Part1:Generalrequirementsandmethods

oftest

BSEN50342-1:2015

BRITISHSTANDARD

Nationalforeword

ThisBritishStandardistheUKimplementationofEN50342-1:2015.

ItsupersedesBSEN50342-1:2006+A1:2011whichiswithdrawn.

TheUKparticipationinitspreparationwasentrustedtoTechnical

CommitteePEL/21,Secondarycellsandbatteries.

Alistoforganizationsrepresentedonthiscommitteecanbe

obtainedonrequesttoitssecretary.

Thispublicationdoesnotpurporttoincludeallthenecessary

provisionsofacontract.Usersareresponsibleforitscorrect

application.

?TheBritishStandardsInstitution2015.PublishedbyBSIStandards

Limited2015

ISBN9780580838576

ICS29.220.20

CompliancewithaBritishStandardcannotconferimmunityfrom

legalobligations.

ThisBritishStandardwaspublishedundertheauthorityofthe

StandardsPolicyandStrategyCommitteeon31December2015.

Amendmentsissuedsincepublication

Date

Textaffected

BSEN50342-1:2015

EUROPEANSTANDARD

NORMEEUROPéENNE

EUROP?ISCHENORM

ICS29.220.20

EN

50342-1

November2015

Supersedes

EN

50342-1:2006

EnglishVersion

Lead-acidstarterbatteries-Part1:Generalrequirementsand

methodsoftest

Batteriesd'accumulateursdedémarrageauplomb-Partie

1:Prescriptionsgénéralesetméthodesd'essais

Blei-Akkumulatoren-Starterbatterien-Teil1:Allgemeine

AnforderungenundPrüfungen

ThisEuropeanStandardwasapprovedbyCENELECon2015-10-05.CENELECmembersareboundtocomplywiththeCEN/CENELEC

InternalRegulationswhichstipulatetheconditionsforgivingthisEuropeanStandardthestatusofanationalstandardwithoutanyalteration.

Up-to-datelistsandbibliographicalreferencesconcerningsuchnationalstandardsmaybeobtainedonapplicationtotheCEN-CENELEC

ManagementCentreortoanyCENELECmember.

ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytranslation

undertheresponsibilityofaCENELECmemberintoitsownlanguageandnotifiedtotheCEN-CENELECManagementCentrehasthe

samestatusastheofficialversions.

CENELECmembersarethenationalelectrotechnicalcommitteesofAustria,Belgium,Bulgaria,Croatia,Cyprus,theCzechRepublic,

Denmark,Estonia,Finland,FormerYugoslavRepublicofMacedonia,France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Latvia,

Lithuania,Luxembourg,Malta,theNetherlands,Norway,Poland,Portugal,Romania,Slovakia,Slovenia,Spain,Sweden,Switzerland,

TurkeyandtheUnitedKingdom.

EuropeanCommitteeforElectrotechnicalStandardization

ComitéEuropéendeNormalisationElectrotechnique

Europ?ischesKomiteefürElektrotechnischeNormung

CEN-CENELECManagementCentre:AvenueMarnix17,B-1000Brussels

?2015CENELECAllrightsofexploitationinanyformandbyanymeansreservedworldwideforCENELECMembers.

Ref.No.EN50342-1:2015E

BSEN50342-1:2015

EN50342-1:2015(E)

Contents

Page

Europeanforeword3

1

2

3

3.1

3.2

3.3

3.3.1

3.3.2

3.4

3.5

4

4.1

4.2

5

5.1

5.2

5.3

5.3.1

5.3.2

5.4

6

6.1

6.2

6.3

6.4

6.5

6.6

6.7

6.8

6.9

6.10

6.11

6.11.1

6.11.2

7

7.1

7.2

7.3

Scope5

Normativereferences5

General5

Introduction5

Designationofstarterbatteries6

Conditionondelivery6

Specificgravityofelectrolyteandopencircuitvoltage6

Definitionoffullychargednewbattery6

Electricalcharacteristics7

Mechanicalcharacteristics7

Generalrequirements8

Identification,labelling8

Markingofthepolarity8

Generaltestconditions8

Samplingofbatteries8

Chargingmethod-Definitionofafully-chargedbattery9

Testequipment9

Measuringinstruments9

Waterbath10

Testsequence10

Testmethodsandrequirements11

CapacitycheckCe11

Crankingperformancetest12

Highcurrentdischargetestatlowtemperature13

Chargeacceptancetest13

Chargeretentiontest14

Enduranceincycletest14

Corrosiontest15

Deepdischargetest16

Waterconsumptiontest16

Vibrationresistancetest17

Electrolyteretentiontest19

Ventedbatteries19

Valveregulatedbatteries19

Dry-chargedbatteries19

General19

Activationofdrychargedbatteries20

Testingofdrychargedbatteries20

AnnexA(normative)Safetylabelling–Definitionofthesixcolouredsymbols21

AnnexB(normative)CorrelationbetweenC20andRC22

AnnexC(normative)Batteryperformancemarking23

Bibliography24

2

BSEN50342-1:2015

EN50342-1:2015(E)

Europeanforeword

Thisdocument(EN50342-1:2015)hasbeenpreparedbyCLC/TC21X“Secondarycellsandbatteries”.

Thefollowingdatesarefixed:

·

·

latestdatebywhichthisdocumenthas

tobeimplementedatnationallevelby

publicationofanidenticalnational

standardorbyendorsement

latestdatebywhichthenational

standardsconflictingwiththis

documenthavetobewithdrawn

(dop)

(dow)

2016-10-05

2018-10-05

Attentionisdrawntothepossibilitythatsomeoftheelementsofthisdocumentmaybethesubjectofpatent

rights.CENELEC[and/orCEN]shallnotbeheldresponsibleforidentifyinganyorallsuchpatentrights.

Thisdocumentsupersedes

EN

50342-1:2006.

EN

50342,

Lead-acidstarterbatteries,iscurrentlycomposedofthefollowingparts:

?

?

?

?

?

?

?

Part1:Generalrequirementsandmethodsoftest[thepresentdocument];

Part2:Dimensionsofbatteriesandmarkingofterminals;

Part3:Terminalsystemforbatterieswith36Vnominalvoltage;

Part4:Dimensionsofbatteriesforheavyvehicles;

Part5:Propertiesofbatteryhousingsandhandles;

Part6:BatteriesforMicro-CycleApplications[currentlyatFormalVotestage];

Part7:Generalrequirementsandmethodsoftestsformotorcyclebatteries[currentlyatFormalVote

stage].

EN50342-1:2015includesthefollowingsignificanttechnicalchangeswithrespectto

EN

50342-1:2006:

a)

Thefollowingtopicshavebeenreworked/changedinthenewversion:

1)

2)

3)

4)

simplifiedstructure;

correctionoferrors;

updatedtoactualstateofartofleadacidbatteries;

definitionofnewrequirementlevelsandanewsystemforidentification.

b)

Thefollowingtestproceduresandrequirementshavebeenupdated:

1)

2)

chargingprocedure(reworked);

coldcrankingprocedure(reworked);

3

BSEN50342-1:2015

EN50342-1:2015(E)

4

3)

4)

5)

6)

7)

chargeretention(reworked);

deepdischarge(new);

cycling(reworked);

waterconsumption;

vibrationtestprocedures(reworkedandnewrequirementlevelV4addedforheavytrucks).

BSEN50342-1:2015

EN50342-1:2015(E)

1

Scope

ThisEuropeanStandardisapplicabletolead-acidbatterieswithanominalvoltageof12V,usedprimarilyasa

powersourceforthestartingofinternalcombustionengines,lightingandalsoforauxiliaryequipmentof

internalcombustionenginevehicles.Thesebatteriesarecommonlycalled“starterbatteries”.Batterieswitha

nominalvoltageof6Varealsoincludedwithinthescopeofthisstandard.Allreferencedvoltagesneedtobe

dividedbytwofor6Vbatteries.

ThisEuropeanStandardisapplicabletobatteriesforthefollowingpurposes:

?

?

batteriesforpassengercars,

batteriesforcommercialandindustrialvehicles.

ThisEuropeanStandardisnotapplicabletobatteriesforotherpurposes,forexamplethestartingofrailcar

internalcombustionenginesorformotorcycles.

2

Normativereferences

Thefollowingdocuments,inwholeorinpart,arenormativelyreferencedinthisdocumentandare

indispensableforitsapplication.Fordatedreferences,onlytheeditioncitedapplies.Forundatedreferences,

thelatesteditionofthereferenceddocument(includinganyamendments)applies.

EN

50342–2,Lead-acidstarterbatteries—Part2:Dimensionsofbatteriesandmarkingofterminals

EN

50342–4,Lead-acidstarterbatteries—Part4:Dimensionsofbatteriesforheavyvehicles

EN

50342-5,

Lead-acidstarterbatteries—Part5:Propertiesofbatteryhousingsandhandles

EN

50342–6,Lead-acidstarterbatteries—Part6:BatteriesforMicro-CycleApplications

EN

61429,

MarkingofsecondarycellsandbatterieswiththeinternationalrecyclingsymbolISO7000-1135

andindicationsregardingdirectives93/86/EECand91/157/EEC

(IEC

61429)

IEC60050–482,InternationalElectrotechnicalVocabulary—Part482:Primaryandsecondarycellsand

batteries

3

3.1

General

Introduction

Theobjectofthisstandardistospecify:

-

-

generalrequirements;

certainessentialfunctionalcharacteristics,therelevanttestmethodsandresultsrequired,forseveral

classesandtypesofstarterbatteries.

ForgeneraldefinitionsoftermsseeIEC60050-482,Part482oftheInternationalElectro-technicalVocabulary

(IEV).

5

BSEN50342-1:2015

EN50342-1:2015(E)

3.2

Designationofstarterbatteries

Batteriesareclassifiedaccordingtotheirtypes.

3.2.1

floodedorventedbatteries

secondarybatteryhavingacoverprovidedwithoneormoreopeningsthroughwhichgaseousproductsmay

escape

3.2.2

EnhancedFloodedBatteries

EFB

secondarybatterieswithadditionalspecialdesignfeaturestosignificantlyimprovethecyclingcapability

comparedtostandardfloodedbatteries

Note1toentry:

ThesebatteriesneedtohaveawaterconsumptionperformancelevelofW3,W4orW5.

3.2.3

ValveRegulatedLead-Acidbatteries

VRLA

valveregulatedlead-acidbatteriesaresecondarybatterieswhichareclosedundernormalconditionsbut

whichhasanarrangementthatallowstheescapeofgasiftheinternalpressureexceedsapredetermined

value

Note1toentry:

Thebatterycannotreceiveadditiontotheelectrolyte.InVRLAbatteriestheelectrolyteisimmobilized.

3.2.4

AbsorbentGlassMatbatteries

AGM

VRLAbatteriesinwhichtheelectrolyteisimmobilizedbyabsorptioninaglassmat

3.2.5

gelbatteries

VRLAbatteriesinwhichtheelectrolyteisimmobilizedbyfixingasgel

3.3

3.3.1

Conditionondelivery

Specificgravityofelectrolyteandopencircuitvoltage

Specificgravityofelectrolyteandopencircuitvoltageofaleadacidbatterydependonitsstateofchargeand

temperature.

Thespecificgravityoftheelectrolyteoffullychargedventedbatteriesshallbeintherange1,27kg/lto

1,30kg/lat25°Cunlessotherwisespecifiedbythemanufacturer.

Theopencircuitvoltage(OCV),offullychargedbatteriesafteraminimumof24hstandonopencircuit,shall

beintherange12,70Vto12,90Vforventedtypesand12,80Vto13,00Vforvalveregulatedtypesat25°C

unlessotherwisespecifiedbythemanufacturer.

3.3.2

Definitionoffullychargednewbattery

Newventedbatteriesmaybesupplied:

-

6

eitherinastatereadyforuse,filledwiththeappropriateelectrolytetothemaximumlevel.24hafteran

initialcharge(accordingto5.2),thespecificgravityofelectrolyteorOCVshallbewithintheranges

specifiedin3.3.1.Inbatterieswithlidswithoutplugscheckingspecificgravityofelectrolyteisgenerally

notpossible.Inthesecases,onlyOCVshallbecheckedaccordingto3.3.1;

BSEN50342-1:2015

EN50342-1:2015(E)

-

ordrychargedasdefinedinClause7.

Valveregulatedbatteriesarenormallysuppliedinastatereadyforuse.Afteraninitialchargeaccordingto5.2

followedbya24hrestperiod,theOCVshallbewithintherangespecifiedin3.3.1.Forthesebatteries,the

electrolyteisnotaccessibleandthereforeitsspecificgravitycannotbechecked.

3.4

Electricalcharacteristics

3.4.1ThecrankingcurrentIcc,tobeindicatedbythemanufacturer,isthedischargecurrentwhichthe

batterycansupplyat–18°Cfor10stoaminimumvoltageUf=7,50Vandmeetingrequirementsofa

simulatedcrankingprofileaccordingto6.2.Itisusedaswelltocheckthehighcurrentdischargeperformance

accordingto6.3.

3.4.2Thecapacityofastarterbatteryisdefinedforthetemperatureof25°C±2°C.Thenominalcapacity

CninthisstandardisaC20.Itshallbeindicatedbythemanufacturerasnominal20hcapacityC20(Ah).

Thenominal20hcapacityCnistheelectriccharge(inAh)thatabatterycansupplywithacurrent:

In=

Cn

20h

(A)

toafinalvoltageUf=10,50V.

TheeffectivecapacityCeshallbedeterminedbydischargingabatterywithconstantcurrentIntoUf=10,50V

(see6.1).

3.4.3ThechargeacceptanceisexpressedasthecurrentIcawhichapartiallydischargedbatteryacceptsat

0°Candaconstantvoltageof14,40V(see6.4).

3.4.4Chargeretentionismeasuredbythehighcurrentdischargeperformanceofthechargedandfilled

batteryafterstorageonopencircuitunderdefinedconditionsoftemperatureandtime(see6.5).

3.4.5TheCyclingtestrepresentstheabilityofabatterytoperformrepeateddischarge/rechargecycles.

Thisabilityshallbetestedbyaseriesofcyclesunderspecifiedconditionsafterwhichthecoldcranking

performanceandthe20hcapacityshallbedetermined(see6.6).

3.4.6TheCorrosiontestcheckstheresistanceofabatteryagainstoverchargingatincreasedtemperatures

(see6.7)

3.4.7TheDeepdischargetestrepresentstheabilityofbatterytoovercomeanoverdischargeinavehicle

bysmallloadsduringparkingforalongtime(see6.8)

3.4.8Waterconsumptiontestchecksifthebatterycankeepitsperformanceunderextendedexposureto

heatandoverchargeconditions.Itismeasuredaslossofweightduringoverchargeofafullychargedbattery

andisdefinedasg/AhCe(see6.9).

3.5

Mechanicalcharacteristics

3.5.1Vibrationresistancerepresentstheabilityofabatterytomaintainserviceunderaccelerationforces.

(see6.10)

3.5.2Electrolyteretentionistheabilityofabatterytoretainelectrolyteunderspecifiedmechanical

conditions(see6.11).

7

BSEN50342-1:2015

EN50342-1:2015(E)

4

4.1

Generalrequirements

Identification,labelling

Batteriesaccordingtothisstandardshallbearthefollowingcharacteristicsonatleastoneoftheirsidesoron

thetopsurface:

a)

b)

c)

d)

e)

f)

g)

h)

i)

theidentificationofmanufacturerorsupplier;

thenominalvoltage,i.e.12Vor6V;

nominalcapacityC20(Ah)(see3.4.2),

ThevaluesofC20forallbatteriesshallcorrespondtothespecificgravityofelectrolyteorOCVgivenin

3.3.1;

thenominalcrankingcurrentIcc(see3.4.1);

thesixcolouredsymbolsasspecifiedinAnnexA,Safetylabelling;

themarkingfortheseparatecollectionandrecyclingaccordingto

EN

61429;

valveregulatedbatteriesshallbemarked‘VRLA'.

Dateofproduction(thiscouldbeapartofmorecomplexcodetoo)

Requirementlevelsaccordingtowaterconsumption,chargeretention,enduranceandvibrationas

specifiedinAnnexC

Batteriesmaybemarkedwithotherinformationsuchasthefillingandchargingdate.

Labelsize:ThecapacityC20(Ah)andthecoldcrankingcurrentIcc(A)shallbedisplayedonaseparatelabel

orastextonacombinedlabel(e.g.togetherwithadditionalinformationoftheproducerortypemark).The

sizeofthelabelshallbeatleast3%ofthelargestsideofthebattery.Thecharactersizehighshouldbeat

least3mm.Thelabelshallbefixedononeofthefoursidesoronthelid.Amultiplelabellingisallowed.

Forbatteriesformicro-cycleapplication:SpecificidentificationaccordingtoEN50342-6.

4.2

Markingofthepolarity

Thisshallbeinaccordancewith:

-

-

5

5.1

EN

50342-2,

Lead-acidstarterbatteries—Part2:Dimensionsofbatteriesandmarkingofterminals;

EN

50342-4,

Lead-acidstarterbatteries—Part4:Dimensionsofbatteriesforheavyvehicles.

Generaltestconditions

Samplingofbatteries

Alltestsshallbecarriedoutonnewbatterysamples.Samplesshallbeconsideredasnewnolaterthan:

-

-

8

30daftertheacidfillingandformationdateinthecaseoffilledandchargedbatteries,

60daftershipmentdateofthemanufacturerinthecaseofdry-chargedbatteries.

BSEN50342-1:2015

EN50342-1:2015(E)

Outofdifferentproductionorsamplinglots7batteriesshallbeselectedfortesting.Sixofthesebatteriesshall

beusedforthetests.Incaseofequipmentfailuresortechnicaldeviation,onebatterycanbereplacedto

repeatthecompletesequenceforthisbattery.

Alltestsshallbeperformedonlyifaboveconditionsandconditionsaccordingto3.3.2arefulfilled.

5.2

Chargingmethod-Definitionofafully-chargedbattery

Alltests,exceptthatin7.3,shallcommencewithfully-chargedbatteries.

Batteriesshallbeconsideredasfully-chargediftheyhaveundergonethechargingprocedures.Priortothe

firstcapacitytest,thebatterychargeshallbelimitedto16h.

Ifnotspecifieddifferentlybythebatterymanufacturer,thebatteriesthatwillbetestedaccordingtothis

standardshallbechargedaccordingtoTable1.

Table1—Chargingmethod

Allchargesshallbeperformedwithbatteriesinawaterbathat25°C±2°Caccordingto5.3.2.

NOTEUsingthewaterbath,itisgenerallyacceptedthatthebatterytemperatureduringthechargewillbemaintained

intherequiredrange.

5.3

5.3.1

Testequipment

Measuringinstruments

Therangeofinstrumentsusedshallbeappropriateforthemagnitudeoftheparameterstobemeasured.The

minimumaccuracyoftestequipmentisgiveninTable2.

9BatteryType

VoltageUc

Current

Time

Battery

temperature

Remarks

Floodedbatteries

havingsize

accordingto

EN

50342–2

16,00V±0,05V

5In

a

24h(16h)

15°Cto35°C

Floodedbatteries

havingsize

accordingto

EN

50342–4

16,00V±0,05V

5In

a

20h(16h)

15°Cto35°C

Step1

Floodedbatteries

havingsize

accordingto

EN

50342–4

nolimitation

In

a

4h(0h)

15°Cto35°C

Step2

Valveregulated

batteries

14,80±0,05V

5In

a

24h(16h)

15°Cto35°C

a

Aftercrankingperformancetestandpriortofirstcapacitycheck(Step1ofpresentTable).

BSEN50342-1:2015

EN50342-1:2015(E)

Table2—Accuracyoftestequipment

Theinstrumentsusedformeasuringtimeshallbegraduatedinhours,minutesandseconds.

5.3.2

Waterbath

Ifatestneedstobecarriedoutinawaterbath,thefollowingconditionsshallbefulfilled.Theterminalbaseof

thebatteryshallbeatleast15mmbutnotmorethan25mmabovethewatersurfacelevel.Ifseveralbatteries

areinthesamewaterbaththenthedistancebetweenthemandalsothedistancetothewallsofthebathshall

beatleast25mm.

Minimumsoaktimeforbatteriesinwaterbathis4h.

Ifnotstateddifferentlyintheindividualtestdescriptionthetoleranceforthetemperatureofthewaterbath

is±2°C.

Itisrecommendedtocoverthesurfaceofthewaterwithfloatingelementsusingtestingtemperaturesof40°C

ormore.Thisimprovesthethermalisolationagainstairandavoidsevaporationofwater.

5.4

Testsequence

Filledandchargedbatteriesshallbesubjectedtothefollowinginitialtestseries:

a)

b)

c)

d)

e)

f)

1stCecheck,

1stcrankingperformancetest;

2ndCecheck,

2ndcrankingperformancetest;

3rdCecheck,

3rdcrankingperformancetest.

ForCeandthecrankingperformancethespecifiedvaluesshallbemetinatleastoneoftherelevant

dischargesabove.

Itisnotnecessarytocompletethesequenceifthespecifiedvaluesareachievedonthefirstorsecondtest

otherthanforbatteriesthatwillsubsequentlybetestedforchargeacceptance.

10Parameter

Accuracyoftestequipment

Currentforcoldcrankingtests

0,5%

Currentforothertests

1%full-scalewithaminimum

accuracyof±30mA

Voltage

±0,04V

Temperature

±1K

Time

±10ms

Specificgravityofelectrolyte

≤0,005kg/l

Weightofbattery

±1gbelow30kg

±5gabove30kg

BSEN50342-1:2015

EN50342-1:2015(E)

If,andonlyif,theinitialcapacityandcrankingtestsaresuccessful,thebatteriesshallbetestedinaccordance

withtheremainderofthetestsequencegiveninTable3.

Thesetestsshallcommencenotlaterthanoneweekaftercompletionoftheinitialtests.

Table3—Testsequence

6

6.1

Testmethodsandrequirements

CapacitycheckCe

6.1.1Throughoutthedurationofthetests,thebatteryshallbeplacedinawaterbathat25°C±2°C

accordingto5.3.2

6.1.2ThebatteryshallbedischargedwiththecurrentIn(calculatedaccordingto3.4.2)keptconstant

at±1%ofthenominalvalueuntiltheterminalvoltagefallsto10,50V±0,05V.Thedurationt(h)ofthis

11Step

Battery

Reference

1

2

3

4

5

6

1

Initialchargepriortotest

5.2

X

X

X

X

X

X

2

1stCapacitycheckCe

6.1

X

X

X

X

X

X

3

1stcrankingperformancetest

6.2

X

X

X

X

X

X

4

2ndCapacitycheckCe

6.1

(X)

(X)

(X)

X

(X)

(X)

5

2ndcrankingperformancetest

6.2

(X)

(X)

(X)

X

(X)

(X)

6

3rdCapacitycheckCe

6.1

(X)

(X)

(X)

X

(X)

(X)

7

3rdcrankingperformancetest

6.2

(X)

(X)

(X)

X

(X)

(X)

8

Enduranceincycletest

6.6

X

9

Corrosiontest

6.7

X

10

Highcurrentdischarge

6.3

X

X

11

CapacitycheckCe

6.1

X

X

12

Chargeretention

6.5

X

13

Highcurrentdischarge

6.3

X

14

Deepdischarge

6.8

X

15

CapacitycheckCe

6.1

X

16

Crankingperformancetest

6.2

X

17

10cycleswith50%DOD

6.6

X

18

Chargeacceptance

6.4

X

19

Electrolyteretention

6.11

X

20

Vibrationresistance

6.10

X

21

Waterconsumption

6.9

X

22

Highcurrentdischarge

6.3

X

(X)denotesthatthistestneedstobecarriedoutiftheprevioussametestdidnotachieve

therequirementlevel.Oneofthebatteries1to6canbereplacedbybattery7fortesting

startingfromstep1incaseofunexpecteddeviationsbelow90%Cnortestequipment

failuresduringtest.

BSEN50342-1:2015

EN50342-1:2015(E)

dischargeshallberecorded.Thebeginningofthedischargeshalltakeplacewithinaperiodof1hto5hfrom

thetimeoftheendofcharging.

6.1.3

ThecapacityCeisCe=txIn(Ah).

Fromeachsingletestsequence,themaximumvalueofallperformedcapacitytestsistakentocalculatethe

meanvalueofthe20-hcapacityoverthesixbatteriesas

Ce

=

∑

6

i=1i

6

Thestandarddeviationiscalculatedforthesedataas:

S=

6

i=1ei

5

?Ce

)

2

6.1.4

Requirements:

Asatarget,themeanvalueofthecapacityshouldbeequaltoorgreaterthanthelabelledcapacityCn.Dueto

inevitablestatisticaldeviations,therequirementforcomplianceof20-hcapacityshallfulfilthefollowing

condition:

(Ce?S

Cn

)≥0,95

6.2

Crankingperformancetest

6.2.1Afterarestperiodof24hupto72hafterpreparationaccordingto5.2,thebatteryshallbeplacedina

coolingchamberwith(forced)aircirculationatatemperatureof?18°C±1°Cuntilthetemperatureofthe

middlecellshasreached?18°C±1°C.

Itisgenerallyacceptedthattherequiredtemperaturewillbeachievedafteraminimumperiodof24hinthe

coolingchamber.

6.2.2Thebatteryshallthenbedischarged,eitherwithinoroutsidethecoolingchamber,within2minafter

theendofthecoolingperiodwithacurrentIcc(see3.4.1).Thiscurrentshallbekeptconstanttowithin±0,5%

duringthedischarge.

6.2.3After10sdischarge,theterminalvoltageUfshallberecordedandthecurrentshallbecutoff.The

voltageUfshallbenotlessthan7,50Vforallthe6testedbatteryindividualsinatleastonesequence.

Subclauses6.2.1to6.2.3comprisestage1ofthecrankingperformancetest.

6.2.4

Afterarestperiodof10s±1s,thetestshallbecontinuedinaccordancewith6.2.5.

6.2.5Thebatteryshallthenbedischargedat0,6Icc.Thecurrentshallbekeptconstanttowithin±0,5%

duringthedischarge.Thedischargeshallbeterminatedwhenthebatteryvoltagereaches6V.Thedischarge

time(t'6v)at0,6Iccto6Vshallberecordedinseconds.

Subclause6.2.5comprisesstage2ofthetest.

12Cemax

∑(C

BSEN50342-1:2015

EN50342-1:2015(E)

6.2.6t6visdefinedasthedurationofthesecondstage(t’6v)plustheequivalentdurationofthefirststage

dischargeifrunat0,6Icc,i.e.itisgiven,inseconds,bythefollowingequation:

t6v=t'6v+

10s

0,6

=t'6v+17s

6.2.7

Requirements:

Thebatteryshallcomplywiththefollowingrequirement:

t6v≥90s

6.3

Highcurrentdischargetestatlowtemperature

6.3.1Afterarestperiodofupto72hthebatteryshallbeplacedinacoolingchamberwith(forced)air

circulationatatemperatureof?18°C±1°Cuntilthetemperatureofthemiddlecellshasreached

?18°C±1°C.

Itisgenerallyacceptedthattherequiredtemperaturewillbeachievedafteraminimumperiodof24hinthe

coolingchamber.

6.3.2Thebatteryshallthenbedischarged,eitherwithinoroutsidethecoolingchamber,within2minafter

theendofthecoolingperiodwithacurrent0,6Icc.Thiscurrentshallbekeptconstanttowithin±0,5%during

thedischarge.

6.3.3

6.3.4

After30sdischarge,theterminalvoltageU30sshallberecordedandthecurrentshallbecutoff.

Requirements:

IfnotstateddifferentlyintheprecededtestthevoltageU30sshallbenotlessthan7,20V.

6.4

6.4.1

Chargeacceptancetest

Thebatteryshallbedischargedatatemperatureof25°C±2°CatacurrentI0(A)for5hwhere:

Io=

Ce

10h

ThevalueCeshallbetakenasthemaximumvalueCeofthepreviousdischargesaccordingto6.1.

6.4.2Within10minafterthedischarge,thebatteryshallbeplacedinacoolingchamberwith(forced)air

circulationatatemperatureof0°C±1°Cuntilthetemperatureofthemiddlecellsis0°C±1°C.

Itisgenerallyacceptedthattherequiredtemperaturewillbeachievedafteraminimumperiodof15hinthe

coolingchamber.

6.4.3Atthistemperature,thebatteryshallbechargedataconstantvoltageof14,40V±0,05Vand

Imax=50AforbatterieshavingsizesdefinedinEN50342-2andImax=100Aforbatterieshavingsizes

definedin

EN

50342-4.

After10min,thechargingcurrentIcashallberecorded.

6.4.4

Requirements:

Icashallbe≥2I0

13

BSEN50342-1:2015

EN50342-1:2015(E)

6.5

Chargeretentiontest

6.5.1Afully-chargedbattery(accordingto5.2)withitsventplugsfirmlyinplaceandwithcleananddry

surfacesshallbestoredinadryatmosphereat40°C±2°Cfor21donopencircuit.Noconnectingclampsor

cablesshallbeattachedtotheterminals.

6.5.2Afterthisstorageperiodthebatteryshallbesubmittedwithoutrechargetoahighcurrentdischarge

testasdefinedin6.3.

6.5.3

Requirements:

Table4—Requirementschargeretention

6.6

6.6.1

Enduranceincycletest

Thetestsshallbecarriedoutonfullychargedbatteriesinaccordancewith5.2.

Table5—Parameterscycletest

6.6.2Thebatteryshallbeplacedinawaterbathasdefinedin5.3.2andmaintainedatatemperatureas

stateinTable5.

6.6.3