IEC 60477-1974 Laboratory d.c resistors《实验室用直流电阻器》.pdf

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1、 STD-IEC b0477-ENGL 1974 4844893 Obb2425 382 M NORME I NTE R NATI O NALE INTERNATIONAL STANDARD CE1 IEC 60477 1974 AMENDEMENT 1 AMENDMENT 1 1997-1 O Amendement 1 Resistances de laboratoire a courant continu Amendment 1 Laboratory d.c. resistors O IEC 1997 Droits de reproduction rservs - Copyright -

2、all rights reserved International Electrotechnical Commission Telefax: +41 22 919 0300 3, rue de Varemb Geneva, Switzerland IEC web site http: /www.iec.ch e-mail: inmailiec.ch c CODE PRIX PRICE CODE Pour prix, voir cafalogue en vigueur For pi-, see current catalogue Commission Electrotechnique inter

3、nationale International Electrotechnical Commission MemvHapO.wan 3nenpoiexwrecan HOMMCCW e -2- FDIC 60477 amend.1 O CEI:1997 Rapport de vote AVANT-PROPOS 85/171/FDIS Le prsent amendement a t tabli par le comit dtudes 85 de la CEI: Appareillage de mesure des grandeurs lectromagntiques. Le texte de ce

4、t amendement est issu des documents suivants: I 85/182/RVD Le rapport de vote indiqu dans le tableau ci-dessus donne toute information sur le vote ayant abouti lapprobation de cet amendement. Page 18 7.1 Remplacer le texte existant par le suivant: Epreuve de rigidit dilectrique et autres rgles de sc

5、urit Les prescriptions relatives lpreuve de rigidit dilectrique et aux autres mesures de scurit sont incluses dans la CE1 61010-1 Rgles de scurit pour appareils lectriques de mesurage, de rgulation et de laboratoire - Partie 7: Prescriptions gnrales (1 990), laquelle on doit se rfrer. Page 20 8 Insc

6、riptions et symboles Paragraphe 8.1 Supprimer le point t). Remplacer le texte du point u) par le suivant: u) symbole indiquant que dautres informations essentielles sont donnes dans un document spar, sil en existe (par exemple, tension de mode commun, symbole F-33); Ajouter les nouveaux points suiva

7、nts: v) catgorie de surtension; w) degr de pollution. I Paragraphe 8.2.1 Supprimer la lettre t) et ajouter les lettres v) et w). 60477 Amend. 1 O IEC:1997 -3- FOIS 85/171/FDIS FOREWORD Report on voting 8511 82lRVD This amendment has been prepared by IEC technical committee 85: Measuring equipment fo

8、r electromagnetic quantities. The text of this amendment is based on the following documents: Full information on the voting for the approval of this amendment can be found in the report on voting indicated in the above table. Page 19 7.1 Voltage tests and other safety requirements Replace the exist

9、ing text by the following: The requirements for the voltage test and other safety requirements are included in IEC 61010-1 Safety requirements for electrical equipment for measurement, control and laboratory use - Part 1: General requirements (1990), to which reference shall be made. Page 21 8 Marki

10、ngs and symbols Subclause 8.1 Delete item t). Replace the text of item u) by the following: u) where relevant, the symbol showing that some other essential information is given in a separate document (for example: common mode voltage, symbol F-33); Add the following new items: v) overvoltage categor

11、y; w) pollution degree. Subclause 8.2.1 Delete the letter t) and add the letters v) and w). STDmIEC bO477-ENGL 1774 9 L(84471 Obb2428 O71 = -4- 60477 amend.1 O CEI:1997 Paragraphe 8.2.3 Ajouter la lettre u) aprs la lettre s). Page 24 Tableau VI1 Remplacer C Scurit par ce qui suit: C Scurit (voir la

12、CE1 61010-1) Supprimer les symboles C- 1 C-3. Page 28 A.3 Exemple de marquage dune rsistance simple Figure 2 Replacer le marquage toile, symbole de la tension dpreuve dilectrique par la catgorie de surtension selon la CE1 61010-1, amendement 2, paragraphe 5.1.5, par exemple: CAT II et le degr de pol

13、lution, par exemple: Degr de pollution 1. Remplacer, dans la premire phrase du deuxime alina le texte (tension dpreuve de rigidit dilectrique de 2 kVB3 par catgorie de surtension est II et degr de pollution est 1 . A.4 Exemple de marquage dune resistance a cinq decades Figure 3 Remplacer le marquage

14、 toile# par le marquage A selon la CEI 61010-1, tableau I. Remplacer la premire phrase du deuxime alina par la suivante: La rsistance No O00 O00 a t construite par NN. Ajouter, la fin de Ialina, la nouvelle phrase suivante: La tension de mode commun est indique dans un document spar. - STD-IEC bO477

15、-ENGL I774 W 4844873 Ubb2427 TZ8 60477 Amend. 1 O IEC:1997 Subclause 8.2.3 Add the letter u) after letter s). Page 25 Table VI1 -5- Replace “C Safety“ by the following: C Safety (see IEC 61010-1) Delete the symbols C-1 to C-3. Page 29 A.3 Example of marking for a single resistor Figure 2 Replace the

16、 “star“ symbol for the test voltage by the symbol of overvoltage category according to IEC 61010-1, amendment 2, subclause 5.7.5, for instance: CAT II and the pollution degree, for instance: Pollution degree 1. Replace, in the first sentence of the second paragraph, the text “alternating test voltag

17、e of 2 kV“ by “overvoltage category is II and the pollution degree is 1“. A.4 Example of marking for a five decade resistor. Figure 3 Replace the “star“ marking by A marking according to IEC 61010- 1, table 1 Replace the first sentence of the second paragraph by the following: The resistor, No. O00

18、000, was manufactured by NN. Add, at the end of the paragraph, the following new sentence: The common mode voltage is given in a separate document. STD-IEC bO477-ENGL 1974 m 484Li89L Obb2430 74T m Publications de la CE1 prpares par le Comit dEtudes no 85 60051: - Appareils mesureurs lectriques indic

19、ateurs analogiques 60051-1 (1984) Premire partie: Dfinitions et prescriptions action directe et leurs accessoires. gnraies communes toutes les parties. Amendement l(1994). Amendement 2 (1995). 60051-2 (1984) Deuxime partie: Prescriptions particulires pour les ampremtres et les voltmtres. 60051-3 (19

20、84) Troisime partie: Prescriptions particulires pour les wattmetres et les varmtres. Amendement l(1994). 60051-4 (1984) Quatrime partie: Rescriptions particulires pour les MuencemtreS. 60051-5 (1984) Cinquime partie: Prescriptions particulik pour les phasemtres, les indicateurs de facteur de puissan

21、ce et les synchronoswpes. 60051-6(1984) Sixime partie: Prescriptions particulires pour les ohmmtres (ies impdancemtres) et les conduc- tancemetreS. 60051-7 (1984) Septime partie: Rescriptions particulires pour les sppareils fonctions multiples. 60051-8 (1984) Huitime partie: Prescriptions particulik

22、s pour les accessoires. 60051-9(1988) Neuvime partie: Mthodes dessai recommandes. Amendement 1 (1994). Amendement 2 (1995). action directe et leurs accessoires. Modification no 1 (1976). 60258(1968)* Appareils de mesure lectriques enregistreurs 60351: - Expression des qualits des oscillographes cath

23、odiques. 60351-1 (1976) Remike partie: Gnralits. 60351-2 (1976) Deuxime partie: Oscillographes ?idmoire. 60359(1987) Expression des qualits de fonctionnement des quipements de mesure lectriques et lectroniques. 60414(1973)* Rgles de 31.040.10 Typeset and printed by the IEC Central Office GENEVA, SWI

24、TZERLAND COM M ISS1 O N l. ECT R OT E c H N IQ U E INTER NATI O NAL E (affilie lorganisation Internationale de Normalisation - ISO) RECOMMANDATION OE LA CE1 I NT ER NATIONAL ELECT ROT ECH N I CAL COMMISSION (affiliated to the International Organization for Standardization - ISO) IEC RECOMMENDATION P

25、ublication 477 Premire dition - First edition 1974 Rsistances de laboratoire courant continu Laboratory d.c. resistors Droits de reproduction rservs - Copyright - all rights reserved Bureau Central de la Commission Electrotechnique Internationale Genve, Suisse 1, rue de Varemb IEC 477 74 U 4844871 O

26、044220 8 U Rvision de ia prsente publication Le contenu technique des publications de la CE1 est cons- tamment revu par la Commission afin dassurer quil reflete bien ltat actuel de la technique. Les renseignements relatifs ce travail de revision, h lta- blissement des ditions rvises et aux mises jou

27、r peuvent tre obtenus aupres des Comits nationaux de la CE1 et en consultant les documents ci-dessous: 0 Bulletin de Ia CE1 Publi trimestriellement Rapport dactivitk de la CE1 Publi annuellement Catalogue des publications de la CE1 Publi annuellement 0 0 Terminologie utilise dans la prsente publicat

28、ion Seuls sont dfinis ici les termes spciaux se rapportant la En ce qui concerne la terminologie gnrale, IC lecteur se reportera B ia Publication 50 de la CEI: Vocabulaire Electro- technique International (V,E.I.), qui est tablie sous forme de chapitres spars traitant chacun dun sujet dfini, lindex

29、gene- ral tant publi sparment. Des dtails complets sur le V.EJ. peuvent tre obtenus sur demande. prsente publication. Symboles graphiques et littraux Seuls les symboles graphiques et littraux spciaux sont Le recueil complet des symboles graphiques approuvs par inclus dans la prsente publication. ia

30、CE1 fait lobjet de la Publication 117 de la CEI. Les symboles littraux et autres signes approuvs par la CE1 font lobjet de la Publication 27 de la CEI. Autres publications de la CE1 tablies par le mme Comit dEtudes Lattention du lecteur estattire sur la page 3 dela couverture, qui numre les autres p

31、ublications de la CE1 prpares par le Comit dEtudes qui a tabli la prsente publication. Revision of this publication The tecliiiical content of IEC publications is kept under constant review by tlie IEC, thus ensuring that the content reflects current tcchnology. Information on the work of revision,

32、the issue of revised editions and nmendmcnt sheets may bo obtained from IEC National Committecs and from thc following IEC sources: 0 XEC Biilletin Publishcd quartcriy O Rcport on IEC Activities Published yearly O Catalogue of IEC Publications Published yearly Terminology used in this publication On

33、ly special terms required for the purpose of this publication For general tcriiiinology, readers aro referred to IEC Publi- cation 50: International Electrotechnical Vocabulary (I.E.V.), which is issued in the form of separate chapters each dealing with a specific field, the General Index being publ

34、ished as a separate booklet. Full details of the I.E.V. will be supplied on request. are defined herein. Graphical and letter symbols Only special graphical and letter symbols are included in this pirblication, IEC is given in IEC Publication 117. contained in IEC Publication 27. The complete series

35、 of graphical symbols approved by the Letter symbols and other signs npproved by the IEC are Other IEC publications prepared by the sanie Technical Contmittee The attention of readers is drawn to the inside of the back cover, which lists other IEC publications issued by the Technical Committee which has prepared the present publication.

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