1、Licensed Copy: Wang Bin, ISO/Exchange China Standards Information Centre, 29 March 2004, Uncontrolled Copy, (c) BSIBRITISH STANDARD BS EN 13763-17:2003 Explosives for civil uses Detonators and relays Part 17: Determination of no-fire current of electric detonators The European Standard EN 13763-17:2
2、003 has the status of a British Standard ICS 71.100.30 Licensed Copy: Wang Bin, ISO/Exchange China Standards Information Centre, 29 March 2004, Uncontrolled Copy, (c) BSIBS EN 13763-17:2003 This British Standard, was published under the authority of the Standards Policy and Strategy Committee on 12
3、January 2004 BSI 12 January 2004 ISBN 0 580 43231 9 National foreword This British Standard is the official English language version of EN 13763-17:2003. The UK participation in its preparation was entrusted to Technical Committee CII/61, Explosives for civil uses, which has the responsibility to: A
4、 list of organizations represented on this committee 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 Catalogue under the section entitled “International Sta
5、ndards Correspondence Index”, or by using the “Search” facility 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 its correct application. Compliance with a British Standa
6、rd does not of itself confer immunity from legal obligations. 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
7、 developments and promulgate them in the UK. Summary 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 notice displayed in this document indicates when the document was last issued. Amendments issued since publi
8、cation Amd. No. Date Comments Licensed Copy: Wang Bin, ISO/Exchange China Standards Information Centre, 29 March 2004, Uncontrolled Copy, (c) BSIEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN1376317 December2003 ICS71.100.30 Englishversion ExplosivesforcivilusesDetonatorsandrelaysPart17: Determin
9、ationofnofirecurrentofelectricdetonators ExplosifsusagecivilDtonateursetrelaisPartie17: Dterminationducourantmaximaldenonamoragedes dtonateurslectriques ExplosivstoffefrzivileZweckeZnderund VerzgerungselementeTeil17:Bestimmungder NichtansprechstromstrkeelektrischerZnder ThisEuropeanStandardwasapprov
10、edbyCENon10November2003. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtothe
11、ManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationa
12、lstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Slovakia,Spain,Sweden,SwitzerlandandUn ited Kingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRN
13、ORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2003CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN1376317:2003E Licensed Copy: Wang Bin, ISO/Exchange China Standards Information Centre, 29 March 2004, Uncontrolled Copy, (c) BSIEN1376317:2003
14、(E) 2 Contents page Foreword3 1 Scope 5 2 Normativereferences 5 3 Termsanddefinitions. .5 4 Testpieces. .5 5 Apparatus .5 6 Procedure .6 7 Calculationofresults 6 8 Testreport . .7 AnnexA (informative) Rangeofapplicabilityofthetestmethod.8 AnnexZA (informative) ClausesofthisEuropeanStandardaddressing
15、essentialrequirementsorother provisionsofEUDirectives 9 Licensed Copy: Wang Bin, ISO/Exchange China Standards Information Centre, 29 March 2004, Uncontrolled Copy, (c) BSIEN1376317:2003(E) 3 Foreword Thisdocument(EN1376317:2003)hasbeenpreparedbyTechnicalCommitteeCEN/TC321“Explosivesforcivil uses“,th
16、esecretariatofwhichisheldbyAENOR. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestbyJune2004,andconflictingnationalstandardsshallbewithdrawnatthelatestby June2004. ThisdocumenthasbeenpreparedunderamandategiventoCENbytheEuro
17、peanCommissionandtheEuropean FreeTradeAssociation,andsupportsessentialrequirementsofEUDirective(s). ForrelationshipwithEUDirective(s),seeinformativeannexZA,whichisanintegralpartofthisdocument. AnnexAisinformative. ThisEuropeanStandardisoneofaseriesofstandardswiththegenerictitle Explosivesforciviluse
18、sDetonators andrelays. Theotherpartsofthisseriesarelistedbelow: prEN137631 Part1:Requirements EN137632 Part2:Determinationofthermalstability EN137633 Part3:Determinationofsensitivenesstoimpact EN137634 Part4:Determinationofresistancetoabrasionofleadingwiresandshocktubes EN137635 Part5:Determinationo
19、fresistancetocuttingdamageofleadingwiresandshocktubes EN137636 Part6:Determinationofresistancetocrackinginlowtemperaturesofleadingwires EN137637 Part7:Determinationofthemechanicalstrengthofleadingwires,shocktubes,connections, crimpsandclosures EN137638 Part8:Determinationoftheresistancetovibrationof
20、plaindetonators EN137639 Part9:Determinationofresistancetobendingofdetonators EN1376311 Part11:Determinationofresistancetodamagebydroppingofdetonatorsandrelays EN1376312 Part12:Determinationofresistancetohydrostaticpressure prEN1376313 Part13:Determinationofresistanceofelectricdetonatorsagainstelect
21、rostaticdischarge prEN1376315 Part15:Determinationofequivalentinitiatingcapability EN1376316 Part16:Determinationofdelayaccuracy EN1376318 Part18:Determinationofseriesfiringcurrentofelectricdetonators EN1376319 Part19:Determinationoffiringimpulseofelectricdetonators EN1376320 Part20:Determinationoft
22、otalelectricalresistanceofelectricdetonators EN1376321 Part21:Determinationofflashovervoltageofelectricdetonators Licensed Copy: Wang Bin, ISO/Exchange China Standards Information Centre, 29 March 2004, Uncontrolled Copy, (c) BSIEN1376317:2003(E) 4 EN1376322 Part22:Determinationofcapacitance,insulat
23、ionresistanceandinsulationbreakdownofleading wires EN1376323 Part23:Determinationoftheshockwavevelocityofshocktube EN1376324 Part24:Determinationoftheelectricalnonconductivityofshocktube prEN 1376325 Part25:Determinationoftransfercapabilityofsurfaceconnectors,relaysandcoupling accessories prEN137632
24、6 Part26:Definitions,methodsandrequirementsfordevicesandaccessoriesforreliableandsafe functionofdetonatorsandrelays. CEN/TS1376327 Part27:Definitions,methodsandrequirementsforelectronicinitiationsystems AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing coun
25、triesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal, Slovakia,Spain,Sweden,SwitzerlandandtheUnitedKingdom. Licensed Copy: Wang Bin, ISO/Exchange China Standards In
26、formation Centre, 29 March 2004, Uncontrolled Copy, (c) BSIEN1376317:2003(E) 5 1Scope ThisEuropeanStandardspecifiesamethodfordeterminingthenofirecurrentofelectricdetonators. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreference,provisionsfromotherpublications.These normativ
27、ereferencesarecitedattheappropriateplacesinthetext,andthepublicationsarelistedhereafter.For datedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropean Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthelatesteditionofthe publicationreferred
28、toapplies(includingamendments). prEN137631, ExplosivesforcivilusesDetonatorsandrelaysPart1:Requirements. EN138571, ExplosivesforcivilusesPart1:Terminology. ENISO/IEC17025,Generalrequirementsforthecompetenceoftestingandcalibrationlaboratories(ISO/IEC 17025:1999). 3 Termsanddefinitions Forthepurposeso
29、fthisEuropeanStandard,thetermsanddefinitionsgiveninEN138571andthefollowingapply. PBBStest statisticalmethodusedtocharacterisethesensitivity,toaphysicalstimulus,of“oneshot“pyrotechnical components. Theprincipleofthetestistomeasurethefiringfrequencyatpredefinedlevelsofthephysicalstimulus.The physicals
30、timulusinthisstandardisthefiringcurrent.Sensitivitylevelscorrespondingtotherequiredprobability andconfidencelimitsarethendeterminedbyextrapolation. AdetaileddescriptionofthetestisgiveninprEN137631. 4 Testpieces DependingonthenumberoflevelsofthePBBStest,170to250detonatorsofthesametypeareneeded(i.e. s
31、amebridgewireignitionsystemandshell).Use30detonatorsforthepreliminarytest(see6.2)and20detonators foreachcurrentlevelinthedetermination(see6.3).Ifthedetonatorsformpartofaserieswithdifferentdelay times,selectdetonatorswithdelaytimesdistributedasevenlyaspossiblethroughouttheseries. Ifthenofirecurrentcl
32、aimedbythemanufacturerislessthanorequalto2A,barefuseheadscanbeusedinstead ofcompletedetonators. Ifthedetonatorsaremagneticallycoupled,thecouplingunitshallberemoved. 5Apparatus Squarepulsecurrentsupply ,withthefollowingcharacteristics: a)astabilizedcurrentwithatoleranceontheoutputof 1%ofthespecifiedv
33、alue(see6.3.2); b)asquarepulsewithatoleranceof 1%ofthespecifiedduration(see6.3.3); Licensed Copy: Wang Bin, ISO/Exchange China Standards Information Centre, 29 March 2004, Uncontrolled Copy, (c) BSIEN1376317:2003(E) 6 c)acurrentovershootofnotmorethan10%ofthespecifiedcurrent,anddurationnotgreaterthan
34、1ms(onpure resistiveload); d)arisetimeforthecurrentofnotmorethan1ms(onpureresistiveload). 6Procedure 6.1Conditioning Storethesamplesatambienttemperatureforatleast2hbeforetesting. 6.2 Preliminarytesting Carryoutapreliminarytest(forexampleaBrucetontest),using30detonators,toobtainanestimateofthecurrent
35、 for50%firing( I 0,5 )andthestandarddeviation( s).Thedurationofthesquarepulseshallbesetto10sifthenofire currentclaimedbythemanufacturerislessthanorequalto2Aand5minifitisgreaterthan2A. 6.3 Testingtodeterminethenofirelevel 6.3.1 Performthetestatambienttemperature(20 2)C,asfollows: 6.3.2 Choose7to11cur
36、rentlevelscoveringtheinterval I 0,5 2 s. 6.3.3 Connectthecurrentpulserecorderandsetthesquarepulsedurationto10sifthenofirecurrentclaimed bythemanufacturerislessthanorequalto2A,and5minifitisgreaterthan2A. 6.3.4 Setthecurrenttothefirstlevel. 6.3.5 Connectonedetonator(orfusehead)tothecircuitandapplythec
37、urrentpulse. 6.3.6 Recordwhetherthedetonator(orfusehead)fires. 6.3.7 Repeatsteps6.3.5to6.3.6usingtheother19detonators(orfuseheads). 6.3.8 Repeatsteps6.3.4to6.3.7foreachoftheothercurrentlevels. 7 Calculationofresults Foreachleveltested,determinethenumberoffirings. CalculatethenofirecurrentusingthePBB
38、Stest.Theprobabilityandconfidencelevelsaresetat0,01%and95% respectively. Licensed Copy: Wang Bin, ISO/Exchange China Standards Information Centre, 29 March 2004, Uncontrolled Copy, (c) BSIEN1376317:2003(E) 7 8 Testreport ThetestreportshallconformtoENISO/IEC17025.Inaddition,thecurrentlevels,meanvalue
39、s,standard deviations,numberofignitions,numberofnonignitionsandthenofirecurrentfor0,01%probabilityand95% confidencelevelshallbegiven. Licensed Copy: Wang Bin, ISO/Exchange China Standards Information Centre, 29 March 2004, Uncontrolled Copy, (c) BSIEN1376317:2003(E) 8 Annex A (informative) Rangeofap
40、plicabilityofthetestmethod Rangeofapplicabilityofthetestmethod:30Cto+80C. Licensed Copy: Wang Bin, ISO/Exchange China Standards Information Centre, 29 March 2004, Uncontrolled Copy, (c) BSIEN1376317:2003(E) 9 Annex ZA (informative) ClausesofthisEuropeanStandardaddressingessentialrequirementsor other
41、provisionsofEUDirectives ThisdocumenthasbeenpreparedunderamandategiventoCENbytheEuropeanCommissionandtheEuropean FreeTradeAssociationandsupportsessentialrequirementsofEUDirective93/15/EEC. Compliancewiththeclausesofthisstandardprovidesonemeansofconformingwiththespecificessential requirementsoftheDir
42、ectivesconcernedandassociatedEFTAregulations. WARNING:OtherrequirementsandotherEUDirectivesmaybeapplicabletotheproduct(s)fallingwithinthe scopeofthisstandard. TheclausesofthisdocumentarelikelytosupportrequirementsinI.1,I.2,II.1(a)andII.1(i)ofDirective93/15/EEC. Licensed Copy: Wang Bin, ISO/Exchange
43、China Standards Information Centre, 29 March 2004, Uncontrolled Copy, (c) BSIBS EN 13763-17:2003 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Institution BSI is the independent national body responsible for preparing British Standards. It presents the UK view on standards in Europe
44、 and at the international level. It is incorporated by Royal Charter. Revisions British Standards are updated by amendment or revision. Users of British Standards should make sure that they possess the latest amendments or editions. It is the constant aim of BSI to improve the quality of our products and services. We would be grateful if anyone finding an inaccuracy or ambiguity while using this British Standard would inform the Secretary of the techni
