IEC 61241-2-3-1994 Electrical apparatus for use in the presence of combustible dust - Part 2 Test methods - Section 3 Method for determining minimum ignition en.pdf
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1、NORME CE1 INTERNATIONALE INTERNATIONAL STANDARD IEC 1241-2-3 Premire dition First edition 1994-09 Matriels lectriques destins tre utiliss en prsence de poussires combustibles - Partie 2: Mthodes d?essai - Section 3: Mthode de dtermination de l?nergie minimale d ? i n f I am m at i o n d es m I a n g
2、 es a i r/po u ss i res Electrical apparatus for use in the presence of combustible dust - Part 2: Test methods - Section 3: Method for determining minimum ignition energy of dust/air mixtures Numro de rfrence Reference number CEIIIEC 1241 -2-3: 1994 COPYRIGHT International Electrotechnical Commissi
3、onLicensed by Information Handling ServicesIEC 3241 PT*:2-3 94 4844893 0567829 259 Validit de la prsente publication Le contenu technique des publications de ia CE1 est cons- tamment revu par la CE1 afin quil reflte ltat actuel de la technique. Des renseignements relatifs la date de reconfirmation d
4、e la publication sont disponibles auprs du Bureau Central de la CEI. Les renseignements relatifs ces rvisions, ltablis- sement des ditions rvises et aux amendements peuvent tre obtenus auprs des Comits nationaux de la CE1 et dans les documents ci-dessous: Bulletin de la CE1 Annuaire de la CE1 Publi
5、annuellement Catalogue des publications de la CE1 Publi annuellement et mis jour rgulirement Terminologie En ce qui concerne la terminologie gnrale, le lecteur se reportera la CE1 50: Vocabulaire Elecrrotechnique Inter- national (VEI), qui se prsente sous forme de chapitres spars traitant chacun dun
6、 sujet dfini. Des dtails complets sur le VE1 peuvent tre obtenus sur demande. Voir galement le dictionnaire multilingue de la CEI. Les termes et dfinitions figurant dans la prsente publi- cation ont t soit tirs du VEI, soit spcifiquement approuvs aux fins de cette publication. Symboles graphiques et
7、 littraux Pour les symboles graphiques, les symboles littraux et les signes dusage gnral approuvs par ia CEI, le lecteur consultera: - la CE1 27: Symboles littraux utiliser en lectrotechnique; - la CE1 417: Symboles grophiques uiilisables sur le matriel. index, relev et compilation des feuilles indi
8、viduelles: - la CE1 617: Symboles graphiques pour schmas; et pour les appareils lectromdicaux, - lectriques en pratique mdicale. la CE1 878: Symboles graphiques pour quipements Les symboles et signes contenus dans la prsente publi- cation ont t soit tirs de la CE1 27, de la CE1 417, de la CE1 617 et
9、/ou de la CE1 878. soit spcifiquement approuvs aux fins de cette publication. Publications de la CE1 tablies par le mme comit dtudes Lattention du lecteur est attire sur les listes figurant la fin de cette publication, qui numrent les publications de la CE1 prpares par le comit dtudes qui a tabli la
10、 prsente publication. Validity of this publication The technical content of IEC publications is kept under constant review by the IEC, thus ensuring that the content reflects current technology. Information relating to the date of the reconfirmation of the publication is available from the IEC Centr
11、al Office. Information on the revision work, the issue of revised editions and amendments may be obtained from IEC National Committees and from the following IEC sources: IEC Bulletin IEC Yearbook Catalogue of IEC publications Published yearly Published yearly with regular updates Terminology For ge
12、neral terminology, readers are referred to IEC 50: International Electrotechnical Vocabulary (IEV), which is issued in the form of separate chapters each dealing with a specific field. Full details of the IEV will be supplied on request. See also the IEC Multilingual Dictionary. The terms and defini
13、tions contained in the present publi- cation have either been taken from the IEV or have been specifically approved for the purpose of this publication. Graphical and letter symbols For graphical symbols, and letter symbols and signs approved by the IEC for general use, readers are referred to publi
14、cations: - IEC 27: Letter symbols to be used in elecrrical rechnology ; - IEC 417: Graphical symbols for use on equip- ment. index, survey and compilation of the single sheers: - IEC 617: Graphical symbols for diagrams; and for medical electrical equipment, - eqiripment in medical practice. IEC 878:
15、 Graphical symbols for electromedical The symbols and signs contained in the present publi- cation have either been taken from IEC 27, IEC 417, IEC 617 and/or IEC 878, or have been specifically appro- ved for the purpose of this publication. IEC publications prepared by the same technical committee
16、The attention of readers is drawn to the end pages of this publication which list the IEC publications issued by the technical committee which has prepared the present publication. COPYRIGHT International Electrotechnical CommissionLicensed by Information Handling ServicesNORME CE1 INTERNATIONALE IE
17、C INTERNATIONAL STANDARD 1241 -2-3 Premire dition First edition 1994-09 Matriels lectriques destins tre utiliss en prsence de poussires combustibles - Partie 2: Mthodes dessai - Section 3: Mthode de dtermination de lnergie minimale dinflammation des mlanges air/poussires Electrical apparatus for use
18、 in the presence of combustible dust - Part 2: Test methods - Section 3: Method for determining minimum ignition energy of dusvair mixtures O CE1 1994 Droits de reproduction rserves - Copyright - all rights reserved Aucune partte de Me publication ne pwi tre reprodui(e ni utihse MUS qMue forna que s
19、oit ei par aucun pre cd. lectronque ou mcanque. y compris ia phofocope et ks microliim. sans iacmrd Bcr de Pdneur No pari of this publicaliOn my be reproduced or utilized in any (otm or by any means, electronic or mechanical. includuig photocopying and nucrofikn. without permission h mmg from lhe ph
20、iisher. Bureau Central de la Commission Electrotechnique Internationale 3. rue de Varem Genve. Suisse Commission Electrolechnique internationale CODE PRIX International Electrotechnicai Commission PRICE CODE R MepOnHafl3newrporextuecnan KOMHCCWR Paurpnx. voir catalogua an vigueur Far price, see curr
21、eni caialague COPYRIGHT International Electrotechnical CommissionLicensed by Information Handling Services1241-2-3 O CEI:1994 SOMMAI RE Pages AVANT-PROPOS . 4 Articles Domaine dapplication . Rfrences normatives . Dfinitions . Appareil dessai . 4.1 Circuit de cration de ltincelle . 4.2 Appareil dessa
22、i Echantillon dessai . Mode opratoire . 6.1 Description rsume 6.2 Calibration . 6.3 Rapport dessai Annexes A B Signification de lnergie dinflammation C Bibliographie Exemples de circuits permettant de crer des tincelles . 6 6 8 8 8 10 10 10 10 14 14 16 32 38 COPYRIGHT International Electrotechnical
23、CommissionLicensed by Information Handling Services1241-2-3 IEC:1994 -3- CONTENTS FOREWORD . 5 Clause Scope Normative references Definitions . Test apparatus . 4.1 Spark generation circuit 4.2 Test vessel Test sample Procedure . 6.1 Brief description . 6.2 Calibration . 6.3 Test report Annexes A Exa
24、mples of spark-generating systems B Significance of minimum ignition energy C Bibliography 7 7 9 9 9 Il il 11 11 15 15 17 33 38 COPYRIGHT International Electrotechnical CommissionLicensed by Information Handling Services-4- 1241-2-3 O CEIA 994 COMMISSION LECTROTECHNIQUE INTERNATIONALE 31H(BC)l7 MATR
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