BS EN 355-2002 Personal protective equipment against falls from a height - Energy absorbers《预防从高空坠落用的人员保护设备 能量吸收器》.pdf

1、BRITISH STANDARD BS EN 355:2002 Personal protective equipment against falls from a height Energy absorbers The European Standard EN 355:2002 has the status of a British Standard ICS 13.340.99 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBS EN 355:2002 This British Standard,

2、having been prepared under the direction of the Health and Environment Sector Policy and Strategy Committee, was published under the authority of the Standards Policy and Strategy Committee on 4 July 2002 BSI 4 July 2002 ISBN 0 580 39968 0 National foreword This British Standard is the official Engl

3、ish language version of EN 355:2002. It supersedes BS EN 355:1993 which is withdrawn. The UK participation in its preparation was entrusted to Technical Committee PH/5, Industrial safety belts and harnesses, which has the responsibility to: A list of organizations represented on this committee can b

4、e obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” fac

5、ility of the BSI Electronic Catalogue or of British Standards Online. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligat

6、ions. aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. Summary of

7、pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 10, an inside back cover and a back cover. The BSI copyright date displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPE

8、ANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN355 May2002 ICS13.340.99 SupersedesEN355:1992 Englishversion Personalprotectiveequipmentagainstfallsfromaheight Energyabsorbers Equipementdeprotectionindividuellecontreleschutesde hauteurAbsorbeursdenergie PersnlicheSchutzausrstunggegenAbsturz Falldmpfer Th

9、isEuropeanStandardwasapprovedbyCENon12March2002. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeob

10、tainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions.

11、 CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMIT

12、EEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2002CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN355:2002EEN355:2002(E) 2 Contents page Foreword3 1 Scope 4 2 Normativereferences 4 3 Termsanddefinitions. .4 4 Requirements .5 4.1 Designa

13、ndergonomics . .5 4.2 Materialsandconstruction .5 4.3 Staticpreloading. .5 4.4 Dynamicperformance . 5 4.5 Staticstrength. .5 4.6 Markingandinformation. 5 5 Testmethods 5 5.1 Staticpreloadingtest 5 5.1.1 Apparatus .5 5.1.2 Method 5 5.2 Dynamicperformancetest 6 5.2.1 Apparatus .6 5.2.2 Method 6 5.3 St

14、aticstrengthtest 7 5.3.1 Apparatus .7 5.3.2 Method 7 6 Marking .7 7 Informationsuppliedbythemanufacturer 7 8 Packaging .8 AnnexZA (informative) ClausesofthisEuropeanStandardaddressingessentialrequirementsorother provisionsofEUDirectives .9 Bibliography 10EN355:2002(E) 3 Foreword ThisdocumentEN355:20

15、02hasbeenpreparedbyTechnicalCommitteeCEN/TC160“Protectionagainstfalls fromaheightincludingworkingbelts“,thesecretariatofwhichisheldbyDIN. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestbyNovember2002,andconflictingnational

16、standardsshallbewithdrawnatthelatest byNovember2002. ThisdocumentsupersedesEN355:1992.Thisneweditioncontainstheoldtextofthestandardandincorporates someurgentamendmentsthatareintendedtogiveadditionalinformationandclarifyinconsistencies.A comprehensiverevisionofthestandardwillfollowatalaterstage. This

17、documenthasbeenpreparedunderamandategiventoCENbytheEuropeanCommissionandtheEuropean FreeTradeAssociation,andsupportsessentialrequirementsofEUDirective(s). ForrelationshipwithEUDirective(s),seeinformativeannexZA,whichisanintegralpartofthisdocument. AccordingtotheCEN/CENELECInternalRegulations,thenati

18、onalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Spain, Sweden,SwitzerlandandtheUnitedKingdom.EN355:2002(E) 4 1Scope ThisEu

19、ropeanStandardspecifiestherequirements,testmethods,marking,informationsuppliedbythemanufacturer andpackagingforenergyabsorbers.EnergyabsorbersconformingtothisEuropeanStandardareusedaselements orcomponentseitherintegratedinalanyard,ananchorlineorafullbodyharnessorincombinationwithoneofthem. Combinati

20、onsofanenergyabsorberandalanyardaresubsystemsconstitutingoneofthefallarrestsystems coveredbyEN363,whencombinedwithafullbodyharnessspecifiedinEN361. FallarrestersarespecifiedinEN3531,EN3532andEN360. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreference,provisionsfromotherpub

21、lications.These normativereferencesarecitedattheappropriateplacesinthetext,andthepublicationsarelistedhereafter.For datedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropean Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferences,thelatestedition

22、ofthe publicationreferredtoapplies(includingamendments). EN354:2002, PersonalprotectiveequipmentagainstfallsfromaheightLanyards. EN362, PersonalprotectiveequipmentagainstfallsfromaheightConnectors. EN363:2002, PersonalprotectiveequipmentagainstfallsfromaheightFallarrestsystems. EN364:1992, Personalp

23、rotectiveequipmentagainstfallsfromaheightTestmethods. EN365:1992, PersonalprotectiveequipmentagainstfallsfromaheightGeneralrequirementsforinstructionsfor useandformarking. 3 Termsanddefinitions ForthepurposesofthisEuropeanStandard,thefollowingtermsanddefinitionsapply. 3.1 energyabsorber elementoraco

24、mponentofafallarrestsystem,whichisdesignedtodissipatethekineticenergydevelopedduringa fallfromaheightEN363 3.2 lanyard connectingelementorcomponentofafallarrestsystem.Alanyardmaybeofsyntheticfibrerope,wirerope,webbing orchainEN363 3.3 lengthofenergyabsorberincluding alanyard totallength L t inmetres

25、fromoneloadbearingpointtotheotherloadbearingpoint,measuredinanunloadedbuttaut conditionoftheenergyabsorberincludinglanyardEN363 3.4 brakingforce maximumforce F max inkilonewtons,measuredattheanchorpointortheanchorlineduringthebrakingperiodofthe dynamicperformancetestEN363EN355:2002(E) 5 3.5 arrestdi

26、stance verticaldistance Hinmetres,measuredatthemobileloadbearingpointoftheconnectingsubsystemfromtheinitial position(onsetofthefreefall)tothefinalposition(equilibriumafterthearrest),excludingthedisplacementsofthefull bodyharnessanditsattachmentelementEN363 4Requirements 4.1 Designandergonomics Thege

27、neralrequirementsforthedesignandergonomicsarespecifiedin4.1ofEN363:2002. 4.2 Materialsandconstruction Ifanenergyabsorberisincorporatedinalanyard(i.e.theenergyabsorbercannotberemovedwithoutmutilatingthe lanyard,orwithouttheuseofaspecialdedicatedtool),thelanyardshallconformto4.2and4.3ofEN354:2002. Con

28、nectorsforenergyabsorbersshallconformtoEN362. 4.3 Staticpreloading Whentestedasdescribedin5.1thepermanentextensioncausedbyactivationoftheenergyabsorberafter preloadingwith2kNshallnotbegreaterthan50mm. 4.4Dynamic performance Whentestedasdescribedin5.2witharigidsteelmassof100kgoratorsodummyof100kgmass

29、,thebrakingforce F max shallnotexceed6kNandthearrestdistance Hshallbe H2 L t +1,75m,dependingonthetotallength L t ofthe energyabsorberincludinglanyard. 4.5 Staticstrength Whentestedasdescribedin5.3withaforceof15kN,thefullydevelopedenergyabsorbershallwithstandthestatic strengthtestwithouttearingorrup

30、ture. 4.6Markingandinformation Markingoftheenergyabsorbershallbeinaccordancewithclause6. Informationshallbesuppliedwiththeenergyabsorberinaccordancewithclause7. 5Test methods 5.1 Staticpreloadingtest 5.1.1Apparatus Thestaticpreloadingtestapparatusshallconformto5.3.1ofEN364:1992. 5.1.2Method Thestati

31、cpreloadingtestshallbeconductedasdescribedin5.3.2ofEN364:1992.Thepermanentextensionshallbe measuredatthepointofactivationoftheenergyabsorber.EN355:2002(E) 6 5.2 Dynamicperformancetest 5.2.1Apparatus Thedynamicperformancetestapparatusshallconformto4.2,4.4,4.5and4.6ofEN364:1992. 5.2.2Method 5.2.2.1 En

32、ergyabsorberasacomponent Iftheenergyabsorberisacomponent,thedynamicperformancetestshallbeconductedasspecifiedin5.3.4.1of EN364:1992witharigidsteelmassof100kg. Figure1Exampleofanenergyabsorberasacomponent 5.2.2.2 Energyabsorberintegralwithalanyard Iftheenergyabsorberisincorporatedinalanyard,thedynami

33、cperformancetestshallbeconductedasspecifiedin 5.3.4.2ofEN364:1992witharigidsteelmassof100kg,raisingthemasstoitsmaximumheightandwithoutusingan additionalchainlanyard. Figure2Exampleofanenergyabsorberintegralwithalanyard 5.2.2.3 Energyabsorberintegralwithafullbodyharness Iftheenergyabsorberisincorpora

34、tedinafullbodyharness,thedynamicperformancetestshallbeconductedas specifiedin5.3.4.3ofEN364:1992withatorsodummyof100kgmass.EN355:2002(E) 7 5.3 Staticstrengthtest 5.3.1Apparatus Thestaticstrengthtestapparatusshallconformto4.1ofEN364:1992. 5.3.2Method Thestaticstrengthtestshallbeconductedasdescribedin

35、5.3.6ofEN364:1992. 6Marking Markingontheenergyabsorbershallconformto2.2ofEN365:1992andanytextshallbeinthelanguagesofthe countryofdestination.Inadditiontoconformingto2.2ofEN365:1992themarkingshallincludethefollowing: a) ontheenergyabsorber,apictogramtoindicatethatusersshallreadtheinformationsuppliedb

36、ythe manufacturer(seefigure); b) themaximumlengthallowedoftheenergyabsorberincludinglanyard; c) themodel/typeidentificationmarkoftheenergyabsorber; d) thenumberofthisEuropeanStandard,i.e.EN355. 7 Informationsuppliedbythemanufacturer Theinformationsuppliedbythemanufacturershallbeprovidedinthelanguage

37、softhecountryofdestination.Itshall conformto2.1ofEN365:1992andinadditionshallincludeatleastadviceorinformationasfollows: a) thatthetotallengthofasubsystemwithanenergyabsorberincludinglanyard,terminationsandconnectors shallnotexceed2m(e.g.connectorpluslanyardplusenergyabsorberplusconnector); b) thech

38、aracteristicsrequiredforareliableanchorpoint; c) onhowtoconnecttoareliableanchorpoint,toafullbodyharnessandtoothercomponentsofafallarrest system; d) onhowtoensurethecompatibilityofanycomponentstobeusedinconjunctionwiththeenergyabsorber, e.g.byreferencetootherEuropeanStandards; e) thenecessaryminimum

39、clearancebelowthefeetoftheuser,inordertoavoidcollisionwiththestructureor groundinafallfromtheheight.Withamassof100kgandafallfactortwosituation(worstcase)the clearanceisthearrestdistance H(see3.5)plusanextradistanceof1m; f) thematerialfromwhichtheenergyabsorberismade;EN355:2002(E) 8 g) onlimitationso

40、fthematerialsintheproductorhazardswhichmayaffectitsperformance,e.g.temperature, theeffectofsharpedges,chemicalreagents,electricalconductivity,cutting,abrasion,UVdegradation,other climaticconditions; h) thatbeforeandduringuse,considerationshouldbegivenastohowanyrescuecouldbesafelyand efficientlycarri

41、edout; i) thattheproductshouldonlybeusedbyatrainedand/orotherwisecompetentpersonortheusershouldbe underthedirectsupervisionofsuchaperson; j) onhowtocleantheproduct,includingdisinfection,withoutadverseeffect; k) ifinformationexists,theexpectedlifespanoftheproduct(obsolescence)orhowthismaybedetermined

42、; l) onhowtoprotecttheproductduringtransportation; m) onthemeaningofanymarkingsontheproduct; n) themodel/typeidentificationmarkoftheenergyabsorber; o) thenumberofthisEuropeanStandard,i.e.EN355. 8Packaging Energyabsorbersshallbesuppliedwrapped,butnotnecessarilysealed,inamaterialthatprovidessomeresist

43、ance againstthepenetrationofmoisture.EN355:2002(E) 9 AnnexZA (informative) ClausesofthisEuropeanStandardaddressingessentialrequirementsor otherprovisionsofEUDirectives ThisEuropeanStandardhasbeenpreparedunderamandategiventoCENbytheEuropeanCommissionandthe EuropeanFreeTradeAssociationandsupportsessentialrequirementsofEUDirective89/686/EEC. WARNING:OtherrequirementsandotherEUDirectivesmaybeapplicabletotheproduct(s)fallingwithinthescope ofthisEuropeanStandard. ThefollowingclausesofthisEuropeanStandardarelikelytosupportrequirementsofDirective89/686/EEC,AnnexII: EUDirective89/686/EE