1、BRITISH STANDARD BS EN 13763-18:2003 Explosives for civil uses Detonators and relays Part 18: Determination of series firing current of electric detonators The European Standard EN 13763-18:2003 has the status of a British Standard ICS 71.100.30 BS EN 13763-18:2003 This British Standard was publishe
2、d under the authority of the Standards Policy and Strategy Committee on 12 January 2004 BSI 12 January 2004 ISBN 0 580 43223 8 National foreword This British Standard is the official English language version of EN 13763-18:2003. The UK participation in its preparation was entrusted to Technical Comm
3、ittee 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
4、be found 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 ar
5、e responsible 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
6、 keep 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
7、 indicates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN1376318 December2003 ICS71.100.30 Englishversion ExplosivesforcivilusesDetonatorsandrelaysPart18: Determinationofseriesfiringcurrentofelectricdeton
8、ators ExplosifsusagecivilDtonateursetrelaisPartie18: Dterminationducourantdallumagededtonateurs lectriquesensrie ExplosivstoffefrzivileZweckeZnderund VerzgerungselementeTeil18:Bestimmungdes SerienzndstromeselektrischerZnder ThisEuropeanStandardwasapprovedbyCENon10November2003. CENmembersareboundtoco
9、mplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanS
10、tandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic
11、,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,36B1050Br
12、ussels 2003CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN1376318:2003EEN1376318:2003(E) 2 Contents page Foreword3 Introduction .5 1 Scope 6 2 Normativereferences 6 3 Termsanddefinitions. .6 4 Testpieces. .6 5 Apparatus .6 6 Procedure .6 7 Testrepo
13、rt . .7 AnnexA (informative) Rangeofapplicabilityofthetestmethod.8 AnnexZA (informative) ClausesofthisEuropeanStandardaddressingessentialrequirementsorother provisionsofEUDirectives 9EN1376318:2003(E) 3 Foreword Thisdocument(EN1376318:2003)hasbeenpreparedbyTechnicalCommitteeCEN/TC321“Explosivesforci
14、vil uses“,thesecretariatofwhichisheldbyAENOR. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestbyJune2004,andconflictingnationalstandardsshallbewithdrawnatthelatestby June2004. Thisdocumenthasbeenpreparedunderamandategivento
15、CENbytheEuropeanCommissionandtheEuropean FreeTradeAssociation,andsupportsessentialrequirementsofEUDirective(s). ForrelationshipwithEUDirective(s),seeinformativeannexZA,whichisanintegralpartofthisdocument. AnnexAisinformative. ThisEuropeanStandardisoneofaseriesofstandardswiththegenerictitle Explosive
16、sforcivilusesDetonators andrelays. Theotherpartsofthisseriesarelistedbelow: prEN137631 Part1:Requirements EN137632 Part2:Determinationofthermalstability EN137633 Part3:Determinationofsensitivenesstoimpact EN137634 Part4:Determinationofresistancetoabrasionofleadingwiresandshocktubes EN137635 Part5:De
17、terminationofresistancetocuttingdamageofleadingwiresandshocktubes EN137636 Part6:Determinationofresistancetocrackinginlowtemperaturesofleadingwires EN137637 Part7:Determinationofthemechanicalstrengthofleadingwires,shocktubes,connections, crimpsandclosures EN137638 Part8:Determinationoftheresistancet
18、ovibrationofplaindetonators EN137639 Part9:Determinationofresistancetobendingofdetonators EN1376311 Part11:Determinationofresistancetodamagebydroppingofdetonatorsandrelays EN1376312 Part12:Determinationofresistancetohydrostaticpressure prEN1376313 Part13:Determinationofresistanceofelectricdetonators
19、againstelectrostaticdischarge prEN1376315 Part15:Determinationofequivalentinitiatingcapability EN1376316 Part16:Determinationofdelayaccuracy EN1376317 Part17:Determinationofnofirecurrentofelectricdetonators EN1376319 Part19:Determinationoffiringimpulseofelectricdetonators EN1376320 Part20:Determinat
20、ionoftotalelectricalresistanceofelectricdetonators EN1376321 Part21:DeterminationofflashovervoltageofelectricdetonatorsEN1376318:2003(E) 4 EN1376322 Part22:Determinationofcapacitance,insulationresistanceandinsulationbreakdownofleading wires EN1376323 Part23:Determinationoftheshockwavevelocityofshock
21、tube EN1376324 Part24:Determinationoftheelectricalnonconductivityofshocktube prEN 1376325 Part25:Determinationoftransfercapabilityofsurfaceconnectors,relaysandcoupling accessories prEN1376326 Part26:Definitions,methodsandrequirementsfordevicesandaccessoriesforreliableandsafe functionofdetonatorsandr
22、elays CEN/TS1376327 Part27:Definitions,methodsandrequirementsforelectronicinitiationsystems AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, France,Germany,Gree
23、ce,Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal, Slovakia,Spain,Sweden,SwitzerlandandtheUnitedKingdom.EN1376318:2003(E) 5 Introduction Duringblastingusingelectricdetonators,thedetonatorsareusuallyconnectedinseries.Toavoidmisfire,the electricalcharacteristicsofthedetonat
24、orsneedtobewithinnarrowtolerances.EN1376318:2003(E) 6 1Scope ThisEuropeanStandardspecifiesamethodtodeterminethereliabilityofelectricdetonatorsconnectedinseries, whenthemanufacturersstatedseriesfiringcurrentisapplied. Thetestmethoddoesnotapplytomagneticcoupleddetonatorsandelectronicdetonators. 2 Norm
25、ativereferences ThisEuropeanStandardincorporatesbydatedorundatedreference,provisionsfromotherpublications.These normativereferencesarecitedattheappropriateplacesinthetext,andthepublicationsarelistedhereafter.For datedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuro
26、pean Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthelatesteditionofthe publicationreferredtoapplies(includingamendments). EN138571, ExplosivesforcivilusesPart1:Terminology. ENISO/IEC17025,Generalrequirementsforthecompetenceoftestingandcalibrationlaboratories(ISO/IEC 170
27、25:1999). 3 Termsanddefinitions ForthepurposesofthisEuropeanStandard,thetermsanddefinitionsgiveninEN138571apply. 4 Testpieces 4.1 Forinstantaneousdetonators,select80detonatorsofeachspecifictype,havingthesamecomposition, fuseheadelectricalcharacteristics,materialandgeometry.Use30detonatorstodetermine
28、thecurrentbreakage time(see6.2)anduse50detonatorsintheseriesfiringtest(see6.3). 4.2 Fordetonatorsthatarepartofadelayseriesthatincludesinstantaneousdetonators,select80ofthe instantaneousdetonatorsinaccordancewith4.1unlessthedesignofthefuseheadofthedelaydetonatorsis differentfromthatoftheinstantaneous
29、detonators.Ifthedesignofthefuseheaddiffers,select80ofthe instantaneousdetonatorsinaccordancewith4.1and100detonatorsoftheshortestdelaytime(otherthan instantaneous)inaccordancewith4.3. 4.3 Ifthedetonatorsarepartofadelayseriesthatdoesnotincludeinstantaneousdetonators,select100 detonatorsoftheshortestde
30、laytime.Use50detonatorstodeterminethecurrentbreakagetime(see6.2)anduse 50detonatorsintheseriesfiringtest(see6.3). 5Apparatus 5.1 Regulatedcurrentsourcecapableofproducingsquarecurrentpulseswithadjustableamplitudeandtime period.Theriseandfalltimesshallbenotgreaterthan50 m s,theaccuracyoftheamplitudesh
31、allbe 1,0%. 5.2 Timemeasuringdevicetodeterminethetimeintervalfromthecommencementofthecurrentpulsetocurrent breakageand/ordetonation(currentbreakagetime t b )witharesolutionof10 m s. 6Procedure 6.1 TesttemperatureEN1376318:2003(E) 7 Carryoutthetestatambienttemperature. 6.2 Currentbreakagetime 6.2.1 A
32、djustthecurrentamplitudetotheseriesfiringcurrent I s statedbythemanufacturerandselectapulse durationtimeofatleast t I givenby: 2 5 s af I I W t = (1) with W af =allfirepulseinJ/Ohm,statedbythemanufacturer. 6.2.2 Connectadetonatortothecurrentsource,andapplythecurrent I s forthetime t I, inmillisecond
33、s. 6.2.3 Recordthecurrentbreakagetime t b ,inmilliseconds. 6.2.4 Repeatsteps6.2.2and6.2.3foreachoftheremainingdetonators. 6.2.5 Determinetheminimumvalueofthecurrentbreakagetime t b,min andforinstantaneousdetonators, calculatethemean b t andstandarddeviation s b . 6.3 Seriesfiringtest. 6.3.1 Adjustth
34、ecurrentamplitudetotheseriesfiringcurrent I s statedbythemanufacturerandselectapulse durationtime t t givenby: b b min b t s t t min t 3 ; , - = forinstantaneousdetonators (2) and min b t t t , 8 , 0 = fordelaydetonators. (3) 6.3.2 Connectfivedetonatorsinseriestothecurrentsource,andapplythecurrent I
35、 s forthetime t t . 6.3.3 Recordthenumberofdetonatorsthatfailtofire. 6.3.4 Repeatsteps6.3.2and6.3.3foreachoftheremainingdetonators. 7 Testreport ThetestreportshallconformtoENISO/IEC17025.Inaddition,thefollowinginformationshallbegiven: a)measuredcurrentbreakagetimes t b ,and,forinstantaneousdetonator
36、s,thecorrespondingmeanandstandard deviation; b)testtime t t intheseriesfiringtest; c)numberofdetonatorsthatdidnotfireintheseriesfiringtest.EN1376318:2003(E) 8 Annex A (informative) Rangeofapplicabilityofthetestmethod Rangeofapplicabilityofthetestmethod: 30Cto+80CEN1376318:2003(E) 9 Annex ZA (informa
37、tive) ClausesofthisEuropeanStandardaddressingessentialrequirementsor otherprovisionsofEUDirectives ThisdocumenthasbeenpreparedunderamandategiventoCENbytheEuropeanCommissionandtheEuropean FreeTradeAssociationandsupportsessentialrequirementsofEUDirective93/15/EEC. Compliancewiththisstandardprovidesone
38、meansofconformingwiththespecificessentialrequirementsofthe DirectivesconcernedandassociatedEFTAregulations. WARNING:OtherrequirementsandotherEUDirectivesmaybeapplicabletotheproduct(s)fallingwithinthe scopeofthisstandard. TheclausesofthisdocumentarelikelytosupportrequirementsI.1,I.2andII.1.(a)ofDirec
39、tive93/15/EEC.BS EN 13763-18:2003 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 and at the international level. It is incorporated by Royal Ch
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