1、BRITISH STANDARD BS EN 133:2001 Respiratory protective devices Classification The European Standard EN 133:2001 has the status of a British Standard ICS 13.340.30 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBS EN 133:2001 This British Standard, having been prepared under th
2、e direction of the Health and Environment Sector Policy and Strategy Committee, was published under the authority of the Standards Policy and Strategy Committee on 18 March 2002 BSI 18 March 2002 ISBN 0 580 39275 9 National foreword This British Standard is the official English language version of E
3、N 133:2001. It supersedes BS EN 133:1991 which is withdrawn. The UK participation in its preparation was entrusted by Technical Committee PH/4, Respiratory protection, to Subcommittee PH/4/1, Selection and terminology, which has the responsibility to: A list of organizations represented on this subc
4、ommittee can be 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 Standards Catalogue under the section entitled “International Standards Correspondence Index”, or b
5、y using the “Find” facility of the BSI Standards Electronic Catalogue. A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer imm
6、unity from legal obligations. aid enquirers to understand the text; present to the responsible 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. S
7、ummary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 9 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 CommentsEUROPEANSTANDARD NO
8、RMEEUROPENNE EUROPISCHENORM EN133 October2001 ICS13.340.30 SupersedesEN133:1990 Englishversion RespiratoryprotectivedevicesClassification AppareilsdeprotectionrespiratoireClassification AtemschutzgerteEinteilung ThisEuropeanStandardwasapprovedbyCENon2September2001. CENmembersareboundtocomplywiththeC
9、EN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexist
10、sinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Fin
11、land,France,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2001CEN Allrightsofexploitatio
12、ninanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN133:2001EEN133:2001(E) 2 Contents page Foreword3 1 Scope 4 2 Normativereferences 4 3 Classification5 3.1 Generalclassification 5 3.2 Filteringdevices(seeTable1). .6 3.3 Breathingapparatus(seeTable2) . 7 AnnexZA (informative) Cl
13、ausesofthisEuropeanStandardaddressingessentialrequirementsor otherprovisionsofEUDirectives 9EN133:2001(E) 3 Foreword ThisdocumenthasbeenpreparedbyTechnicalCommitteeCEN/TC79,“Respiratoryprotectivedevices“,the secretariatofwhichisheldbyDIN. ThisdocumentssupersedesEN133:1990. ThisEuropeanStandardshallb
14、egiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestbyApril2002,andconflictingnationalstandardsshallbewithdrawnatthelatestby April2002. ThisEuropeanStandardhasbeenpreparedunderamandategiventoCENbytheEuropeanCommissionandthe EuropeanFreeTradeAssociation,
15、andsupportsessentialrequirementsofEUDirective89/686/EEC. ForrelationshipwithEUDirective(s),seeinformativeannexZA,whichisanintegralpartofthisstandard. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,
16、Belgium,CzechRepublic,Denmark,Finland, France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden, SwitzerlandandtheUnitedKingdom.EN133:2001(E) 4 1Scope ThisEuropeanStandardclassifiesrespiratoryprotectivedevices(RPD)accordingtotheirbasicdesign,i.e.a generallogica
17、lgroupingoftheRPD. ThisEuropeanstandardisintendedtoserveasabasicintroductoryreferenceforusersandforthepreparationand revisionofEuropeanStandardsonrespiratoryprotectivedevices. 2 Normativereferences ThisEuropeanStandardincorporates,bydatedorundatedreference,provisionsfromotherpublications.These norma
18、tivereferencesarecitedattheappropriateplacesinthetextandthepublicationsarelistedhereafter.For datedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropean Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthelatesteditionofthe publicationreferr
19、edtoapplies(includingamendments). EN132, RespiratoryprotectivedevicesDefinitionsoftermsandpictograms. EN136, RespiratoryprotectivedevicesFullfacemasksRequirements,testing,marking. EN137,RespiratoryprotectivedevicesSelfcontainedopencircuitcompressedairbreathingapparatus Requirements,testing,marking.
20、EN138, RespiratoryprotectivedevicesFreshairhosebreathingapparatusforusewithfullfacemask,halfmask ofmouthpieceassemblyRequirements,testing,marking. EN139, RespiratoryprotectivedevicesCompressedairlinebreathingapparatusforusewithafullfacemask,half maskormouthpieceassemblyRequirements,testing,marking.
21、EN140, RespiratoryprotectivedevicesHalfmasksandquartermasksRequirements,testing,marking. EN141, RespiratoryprotectivedevicesGasfiltersandcombinedfiltersRequirements,testing,marking. EN142, RespiratoryprotectivedevicesMouthpieceassembliesRequirements,testing,marking. EN143, Respiratoryprotectivedevic
22、esParticlefiltersRequirements,testing,marking. EN145, RespiratoryprotectivedevicesSelfcontainedclosedcircuitbreathingapparatuscompressedoxygenor compressedoxygennitrogentypeRequirements,testing,marking. EN149, RespiratoryprotectivedevicesFilteringhalfmaskstoprotectagainstparticlesRequirements,testin
23、g, marking. EN250,RespiratoryequipmentOpencircuitselfcontainedcompressedairdivingapparatusRequirements, testing,marking. EN269,RespiratoryprotectivedevicesPoweredfreshairhosebreathingapparatusincorporatingahood Requirements,testing,marking. EN270,RespiratoryprotectivedevicesCompressedairlinebreathin
24、gapparatusincorporatingahood Requirements,testing,marking. EN271,RespiratoryprotectivedevicesCompressedairlineorpoweredfreshairhosebreathingapparatus incorporatingahoodforuseinabrasiveblastingoperationsRequirements,testing,marking.EN133:2001(E) 5 EN371, RespiratoryprotectivedevicesAXgasfiltersandcom
25、binedfiltersagainstlowboilingorganiccompounds Requirements,testing,marking. EN372, RespiratoryprotectivedevicesSXgasfiltersandcombinedfiltersagainstspecificnamedcompounds Requirements,testing,marking. EN400,RespiratoryprotectivedevicesforselfrescueSelfcontainedclosedcircuitbreathingapparatus Compres
26、sedoxygenescapeapparatusRequirements,testing,marking. EN401,RespiratoryprotectivedevicesforselfrescueSelfcontainedclosedcircuitbreathingapparatus Chemicaloxygen(KO 2 )escapeapparatusRequirements,testing,marking. EN402,RespiratoryprotectivedevicesforescapeSelfcontainedopencircuitcompressedairbreathin
27、g apparatuswithfullfacemaskormouthpieceassemblyRequirements,testing,marking. EN403,RespiratoryprotectivedevicesforselfrescueFilteringdeviceswithhoodforselfrescuefromfire Requirements,testing,marking. EN404, RespiratoryprotectivedevicesforselfrescueFilterselfrescuersRequirements,testing,marking. EN40
28、5, RespiratoryprotectivedevicesValvedfilteringhalfmaskstoprotectagainstgasesorgasesandparticles Requirements,testing,marking. EN1061,RespiratoryprotectivedevicesforselfrescueSelfcontainedclosedcircuitbreathingapparatus Chemicaloxygen(NaClO 3 )escapeapparatusRequirements,testing,marking. EN1146,Respi
29、ratoryprotectivedevicesforselfrescueSelfcontainedopencircuitcompressedairbreathing apparatusincorporatingahood(compressedairescapeapparatuswithhood)Requirements,testing,marking. EN1827, RespiratoryprotectivedevicesHalfmaskswithoutinhalationvalvesandwithseparablefilterstoprotect againstgasesorgasesan
30、dparticlesorparticlesonlyRequirements,testing,marking. EN1835,RespiratoryprotectivedevicesLightdutyconstructioncompressedairlinebreathingapparatus incorporatingahelmetorahoodRequirements,testing,marking. EN12021, RespiratoryprotectivedevicesCompressedairforbreathingapparatus. EN12083, Respiratorypro
31、tectivedevicesFilterswithbreathinghoses(Nonmaskmountedfilters)Particle filters,gasfiltersandcombinedfiltersRequirements,testing,marking. EN12419,RespiratoryprotectivedevicesLightdutyconstructioncompressedairlinebreathingapparatus incorporatingafullfacemask,halfmaskorquartermaskRequirements,testing,m
32、arking. EN12941,RespiratoryprotectivedevicesPoweredfilteringdevicesincorporatingahelmetorahood Requirements,testing,marking. EN12942,RespiratoryprotectivedevicesPowerassistedfilteringdevicesincorporatingfullfacemasks,half masksorquartermasksRequirements,testing,marking. 3Classification 3.1General cl
33、assification Therearetwodistinctmethodsofprovidingpersonalrespiratoryprotection: bypurifyingtheambientairtobebreathedusingfiltersabletoremovecontaminantsintheairfiltering devicesor bysupplyingthewearerwithbreathablegasfromanuncontaminatedsourcebreathingapparatus.EN133:2001(E) 6 Ingeneralarespiratory
34、protectivedeviceconsistsoftwomaincomponents,afacepieceandfilter(s)orafacepiece andameansofprovidinguncontaminatedbreathablegas.Thefacepiecedirectsthisbreathablegastothe wearersnoseandmoutharea. Thefacepiececanbeamask,filteringfacepiece,hood,mouthpiece,helmetetc. Theairflowthroughfilter(s)maybeassist
35、edorunassisted. The means of supplyingbreathablegasmayconsistofpressurecylinders,compressedairlinesystem,fresh airsupplysystem,oranothersuitablesupplysystem. Followingthis,RPDsareclassifiedaccordingtoFigure1. Respiratoryprotectivedevices Filteringdevices (dependentonambientatmosphere) Breathingappar
36、atus (independentofambient atmosphere) Facepiece + Filter(s) Facepiece + Breathablegassupplysystem Figure1Themajorclassesofrespiratoryprotectivedevices 3.2 Filteringdevices(seeTable1) Filteringdevicesremovecontaminantsfromtheambientairbyfiltrationandcanonlyprotectagainstlimited concentrationrangesof
37、knowncontaminantsintheairifasuitablefilterandfacepiecearechosen. Thefiltersinfilteringdevicescanbeforprotectionagainstparticles(particlefilters),gases/vapours(gasfilters),or forprotectionagainstparticlesandgases/vapours(combinedfilters). Filteringdevicesdonotgiveprotectionagainstoxygendeficiency. Pa
38、rticlefiltersaredividedinthefollowingclasses: 1Lowefficiencyfilters; 2Mediumefficiencyfilters; 3Highefficiencyfilters. Gasfiltersaredividedinthefollowingclasses: 1Lowcapacityfilters; 2Mediumcapacityfilters;EN133:2001(E) 7 3Highcapacityfilters. andfurtherdividedintypesaccordingtothegasestheyprotectag
39、ainste.g.filtertypesA,B,EorKaccordingtothe classificationoftheappropriateEuropeanStandards. Filterscanbecombinedfiltersormultitypegasfilters(seeEN132). Table1FilteringdevicesandrelevantENstandards Gasfiltersandcombinedfilters EN141 Particlefilters EN143 AXgasfiltersandcombinedfiltersagainstlow boili
40、ngorganiccompounds EN371 SXgasfiltersandcombinedfiltersagainst specificnamedcompounds EN372 Filters tobeused withfullfacemask (EN136),halfmask andquartermask (EN140)or mouthpiece assemblies (EN142) Filterswithbreathinghoses(Nonmask mountedfilters)Particlefilters,gasfiltersand combinedfilters EN12083
41、 Filteringhalfmaskstoprotectagainstparticles EN149 Valvedfilteringhalfmaskstoprotectagainst gasesorgasesandparticles EN405 Filtering facepieces Halfmaskswithoutinhalationvalvesandwith separablefiltertoprotectagainstgasesorgases andparticlesorparticlesonly EN1827 Filteringdeviceswithhoodforselfrescue
42、from fire EN403 Unassisted Selfrescuer Filterselfrescuers EN404 Poweredfilteringdevicesincorporatinghelmetor hood EN12941 Assisted Powerassistedfilteringdevicesincorporatingfull facemask,halfmaskorquartermask EN12942 FacepiecesarespecifiedinEN136(fullfacemask),EN140(halfmasks)andEN142(mouthpieceasse
43、mblies). Helmetsandhoodsarespecifiedintherelevantproductstandards. 3.3 Breathingapparatus(seeTable2) Breathingapparatusisolatetheuserfromtheambientairandsupplybreathableairorgassuitableforsafe respiration.Breathingapparatusprotectagainstoxygendeficiencyintheambientairaswellascontaminants (knownorunk
44、nown)intheambientair. EN12021providesguidanceforsuitableairqualityforuseinbreathingapparatus. Divingapparatusisalsoconsideredasbreathingapparatus.EN133:2001(E) 8 Table2BreathingapparatusandrelevantENstandards Freshairhosebreathingapparatusforusewithfull facemask,halfmaskormouthpieceassembly Unassistedormanuallyass
