EN 13763-17-2003 en Explosives for civil uses Detonators and relays Part 17 Determination of no-fire current of electric detonators《民用爆炸物 雷管和传爆管 第17部分 电雷管的非点火电流测定》.pdf

1、BRITISH 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 13763-17:2003 has the status of a British Standard ICS 71.100.30 BS EN 13763-17:2003 This British Standard, was published und

2、er the authority of the Standards Policy and Strategy Committee on 12 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

3、 CII/61, Explosives for civil uses, which has the responsibility to: A 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 fo

4、und in the BSI Catalogue under the section entitled “International Standards 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 res

5、ponsible for its correct application. Compliance with a British Standard 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

6、 the UK interests informed; monitor related international and European 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 indi

7、cates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN1376317 December2003 ICS71.100.30 Englishversion ExplosivesforcivilusesDetonatorsandrelaysPart17: Determinationofnofirecurrentofelectricdetonators Explo

8、sifsusagecivilDtonateursetrelaisPartie17: Dterminationducourantmaximaldenonamoragedes dtonateurslectriques ExplosivstoffefrzivileZweckeZnderund VerzgerungselementeTeil17:Bestimmungder NichtansprechstromstrkeelektrischerZnder ThisEuropeanStandardwasapprovedbyCENon10November2003. CENmembersareboundtoc

9、omplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropean

10、Standardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepubli

11、c,Denmark,Finland,France,Germany,Greece, Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Slovakia,Spain,Sweden,SwitzerlandandUn ited Kingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050B

12、russels 2003CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN1376317:2003EEN1376317:2003(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

13、8 Testreport . .7 AnnexA (informative) Rangeofapplicabilityofthetestmethod.8 AnnexZA (informative) ClausesofthisEuropeanStandardaddressingessentialrequirementsorother provisionsofEUDirectives 9EN1376317:2003(E) 3 Foreword Thisdocument(EN1376317:2003)hasbeenpreparedbyTechnicalCommitteeCEN/TC321“Explo

14、sivesforcivil uses“,thesecretariatofwhichisheldbyAENOR. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestbyJune2004,andconflictingnationalstandardsshallbewithdrawnatthelatestby June2004. Thisdocumenthasbeenpreparedunderamand

15、ategiventoCENbytheEuropeanCommissionandtheEuropean FreeTradeAssociation,andsupportsessentialrequirementsofEUDirective(s). ForrelationshipwithEUDirective(s),seeinformativeannexZA,whichisanintegralpartofthisdocument. AnnexAisinformative. ThisEuropeanStandardisoneofaseriesofstandardswiththegenerictitle

16、 ExplosivesforcivilusesDetonators andrelays. Theotherpartsofthisseriesarelistedbelow: prEN137631 Part1:Requirements EN137632 Part2:Determinationofthermalstability EN137633 Part3:Determinationofsensitivenesstoimpact EN137634 Part4:Determinationofresistancetoabrasionofleadingwiresandshocktubes EN13763

17、5 Part5:Determinationofresistancetocuttingdamageofleadingwiresandshocktubes EN137636 Part6:Determinationofresistancetocrackinginlowtemperaturesofleadingwires EN137637 Part7:Determinationofthemechanicalstrengthofleadingwires,shocktubes,connections, crimpsandclosures EN137638 Part8:Determinationofther

18、esistancetovibrationofplaindetonators EN137639 Part9:Determinationofresistancetobendingofdetonators EN1376311 Part11:Determinationofresistancetodamagebydroppingofdetonatorsandrelays EN1376312 Part12:Determinationofresistancetohydrostaticpressure prEN1376313 Part13:Determinationofresistanceofelectric

19、detonatorsagainstelectrostaticdischarge prEN1376315 Part15:Determinationofequivalentinitiatingcapability EN1376316 Part16:Determinationofdelayaccuracy EN1376318 Part18:Determinationofseriesfiringcurrentofelectricdetonators EN1376319 Part19:Determinationoffiringimpulseofelectricdetonators EN1376320 P

20、art20:Determinationoftotalelectricalresistanceofelectricdetonators EN1376321 Part21:DeterminationofflashovervoltageofelectricdetonatorsEN1376317:2003(E) 4 EN1376322 Part22:Determinationofcapacitance,insulationresistanceandinsulationbreakdownofleading wires EN1376323 Part23:Determinationoftheshockwav

21、evelocityofshocktube EN1376324 Part24:Determinationoftheelectricalnonconductivityofshocktube prEN 1376325 Part25:Determinationoftransfercapabilityofsurfaceconnectors,relaysandcoupling accessories prEN1376326 Part26:Definitions,methodsandrequirementsfordevicesandaccessoriesforreliableandsafe function

22、ofdetonatorsandrelays. CEN/TS1376327 Part27:Definitions,methodsandrequirementsforelectronicinitiationsystems AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, Fr

23、ance,Germany,Greece,Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal, Slovakia,Spain,Sweden,SwitzerlandandtheUnitedKingdom.EN1376317:2003(E) 5 1Scope ThisEuropeanStandardspecifiesamethodfordeterminingthenofirecurrentofelectricdetonators. 2 Normativereferences ThisEuropeanSt

24、andardincorporatesbydatedorundatedreference,provisionsfromotherpublications.These normativereferencesarecitedattheappropriateplacesinthetext,andthepublicationsarelistedhereafter.For datedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropean Standardonlywhenincorpora

25、tedinitbyamendmentorrevision.Forundatedreferencesthelatesteditionofthe publicationreferredtoapplies(includingamendments). prEN137631, ExplosivesforcivilusesDetonatorsandrelaysPart1:Requirements. EN138571, ExplosivesforcivilusesPart1:Terminology. ENISO/IEC17025,Generalrequirementsforthecompetenceofte

26、stingandcalibrationlaboratories(ISO/IEC 17025:1999). 3 Termsanddefinitions ForthepurposesofthisEuropeanStandard,thetermsanddefinitionsgiveninEN138571andthefollowingapply. PBBStest statisticalmethodusedtocharacterisethesensitivity,toaphysicalstimulus,of“oneshot“pyrotechnical components. Theprincipleo

27、fthetestistomeasurethefiringfrequencyatpredefinedlevelsofthephysicalstimulus.The physicalstimulusinthisstandardisthefiringcurrent.Sensitivitylevelscorrespondingtotherequiredprobability andconfidencelimitsarethendeterminedbyextrapolation. AdetaileddescriptionofthetestisgiveninprEN137631. 4 Testpieces

28、 DependingonthenumberoflevelsofthePBBStest,170to250detonatorsofthesametypeareneeded(i.e. samebridgewireignitionsystemandshell).Use30detonatorsforthepreliminarytest(see6.2)and20detonators foreachcurrentlevelinthedetermination(see6.3).Ifthedetonatorsformpartofaserieswithdifferentdelay times,selectdeto

29、natorswithdelaytimesdistributedasevenlyaspossiblethroughouttheseries. Ifthenofirecurrentclaimedbythemanufacturerislessthanorequalto2A,barefuseheadscanbeusedinstead ofcompletedetonators. Ifthedetonatorsaremagneticallycoupled,thecouplingunitshallberemoved. 5Apparatus Squarepulsecurrentsupply ,withthef

30、ollowingcharacteristics: a)astabilizedcurrentwithatoleranceontheoutputof 1%ofthespecifiedvalue(see6.3.2); b)asquarepulsewithatoleranceof 1%ofthespecifiedduration(see6.3.3);EN1376317:2003(E) 6 c)acurrentovershootofnotmorethan10%ofthespecifiedcurrent,anddurationnotgreaterthan1ms(onpure resistiveload);

31、 d)arisetimeforthecurrentofnotmorethan1ms(onpureresistiveload). 6Procedure 6.1Conditioning Storethesamplesatambienttemperatureforatleast2hbeforetesting. 6.2 Preliminarytesting Carryoutapreliminarytest(forexampleaBrucetontest),using30detonators,toobtainanestimateofthecurrent for50%firing( I 0,5 )andt

32、hestandarddeviation( s).Thedurationofthesquarepulseshallbesetto10sifthenofire currentclaimedbythemanufacturerislessthanorequalto2Aand5minifitisgreaterthan2A. 6.3 Testingtodeterminethenofirelevel 6.3.1 Performthetestatambienttemperature(20 2)C,asfollows: 6.3.2 Choose7to11currentlevelscoveringtheinter

33、val I 0,5 2 s. 6.3.3 Connectthecurrentpulserecorderandsetthesquarepulsedurationto10sifthenofirecurrentclaimed bythemanufacturerislessthanorequalto2A,and5minifitisgreaterthan2A. 6.3.4 Setthecurrenttothefirstlevel. 6.3.5 Connectonedetonator(orfusehead)tothecircuitandapplythecurrentpulse. 6.3.6 Recordw

34、hetherthedetonator(orfusehead)fires. 6.3.7 Repeatsteps6.3.5to6.3.6usingtheother19detonators(orfuseheads). 6.3.8 Repeatsteps6.3.4to6.3.7foreachoftheothercurrentlevels. 7 Calculationofresults Foreachleveltested,determinethenumberoffirings. CalculatethenofirecurrentusingthePBBStest.Theprobabilityandcon

35、fidencelevelsaresetat0,01%and95% respectively.EN1376317:2003(E) 7 8 Testreport ThetestreportshallconformtoENISO/IEC17025.Inaddition,thecurrentlevels,meanvalues,standard deviations,numberofignitions,numberofnonignitionsandthenofirecurrentfor0,01%probabilityand95% confidencelevelshallbegiven.EN1376317

36、:2003(E) 8 Annex A (informative) Rangeofapplicabilityofthetestmethod Rangeofapplicabilityofthetestmethod:30Cto+80C.EN1376317:2003(E) 9 Annex ZA (informative) ClausesofthisEuropeanStandardaddressingessentialrequirementsor otherprovisionsofEUDirectives ThisdocumenthasbeenpreparedunderamandategiventoCE

37、NbytheEuropeanCommissionandtheEuropean FreeTradeAssociationandsupportsessentialrequirementsofEUDirective93/15/EEC. Compliancewiththeclausesofthisstandardprovidesonemeansofconformingwiththespecificessential requirementsoftheDirectivesconcernedandassociatedEFTAregulations. WARNING:Otherrequirementsand

38、otherEUDirectivesmaybeapplicabletotheproduct(s)fallingwithinthe scopeofthisstandard. TheclausesofthisdocumentarelikelytosupportrequirementsinI.1,I.2,II.1(a)andII.1(i)ofDirective93/15/EEC.BS EN 13763-17:2003 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Institution BSI is the indepen

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