IEC-62319-1-2005.pdf
《IEC-62319-1-2005.pdf》由会员分享,可在线阅读,更多相关《IEC-62319-1-2005.pdf(40页珍藏版)》请在三一文库上搜索。
1、 INTERNATIONAL STANDARD IEC 62319-1 First edition 2005-02 Polymeric thermistors Directly heated positive step function temperature coefficient Part 1: Generic specification Reference number IEC 62319-1:2005(E) Copyright International Electrotechnical Commission Provided by IHS under license with IEC
2、Licensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/10/2007 02:50:16 MSTNo reproduction or networking permitted without license from IHS -,-,- Publication numbering As from 1 January 1997 all IEC publications are issued with a designation in the 60000 series. For example, IEC 34-
3、1 is now referred to as IEC 60034-1. Consolidated editions The IEC is now publishing consolidated versions of its publications. For example, edition numbers 1.0, 1.1 and 1.2 refer, respectively, to the base publication, the base publication incorporating amendment 1 and the base publication incorpor
4、ating amendments 1 and 2. Further information on IEC publications 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 this publication, including its validity, is available in the IEC
5、Catalogue of publications (see below) in addition to new editions, amendments and corrigenda. Information on the subjects under consideration and work in progress undertaken by the technical committee which has prepared this publication, as well as the list of publications issued, is also available
6、from the following: IEC Web Site (www.iec.ch) Catalogue of IEC publications The on-line catalogue on the IEC web site (www.iec.ch/searchpub) enables you to search by a variety of criteria including text searches, technical committees and date of publication. On-line information is also available on
7、recently issued publications, withdrawn and replaced publications, as well as corrigenda. IEC Just Published This summary of recently issued publications (www.iec.ch/online_news/ justpub) is also available by email. Please contact the Customer Service Centre (see below) for further information. Cust
8、omer Service Centre If you have any questions regarding this publication or need further assistance, please contact the Customer Service Centre: Email: custserviec.ch Tel: +41 22 919 02 11 Fax: +41 22 919 03 00 Copyright International Electrotechnical Commission Provided by IHS under license with IE
9、CLicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/10/2007 02:50:16 MSTNo reproduction or networking permitted without license from IHS -,-,- INTERNATIONAL STANDARD IEC 62319-1 First edition 2005-02 Polymeric thermistors Directly heated positive step function temperature coeffi
10、cient Part 1: Generic specification IEC 2005 Copyright - all rights reserved No part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from the publisher. International Electrot
11、echnical Commission, 3, rue de Varemb, PO Box 131, CH-1211 Geneva 20, Switzerland Telephone: +41 22 919 02 11 Telefax: +41 22 919 03 00 E-mail: inmailiec.ch Web: www.iec.ch V For price, see current catalogue PRICE CODE Commission Electrotechnique Internationale International Electrotechnical Commiss
12、ion Copyright International Electrotechnical Commission Provided by IHS under license with IECLicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/10/2007 02:50:16 MSTNo reproduction or networking permitted without license from IHS -,-,- 2 62319-1 IEC:2005(E) CONTENTS FOREWORD.4 1
13、 General6 1.1 Scope6 1.2 Normative references 6 2 Technical data7 2.1 Units and symbols .7 2.2 Terms and definitions7 2.3 Preferred values10 2.4 Marking.11 3 Quality assessment procedures 11 3.1 General.11 3.2 Primary stage of manufacture 11 3.3 Subcontracting 12 3.4 Structurally similar components
14、.12 3.5 Qualification approval procedures 12 3.6 Rework and repair .18 3.7 Release for delivery.18 3.8 Certified test records of released lots.19 3.9 Delayed delivery19 3.10 Alternative test methods 19 3.11 Manufacture outside the geographical limits of IECQ NSIs19 3.12 Unchecked parameters 19 4 Tes
15、t and measurement procedures .19 4.1 Standard conditions for testing.19 4.2 Drying and recovery.20 4.3 Visual inspection and check of dimensions.20 4.4 Zero power resistance .21 4.5 Insulation resistance (for insulated types only) .21 4.6 Voltage proof (for insulated types only) 22 4.7 Robustness of
16、 terminations (for leaded types only).22 4.8 Soldering.23 4.9 Mounting .23 4.10 Rapid change of temperature.24 4.11 Climatic sequence .24 4.12 Cycle life testing25 4.13 Trip endurance 27 4.14 Trip current .28 4.15 Hold current 28 4.16 Residual current and power dissipation 29 4.17 Time-to-trip .29 4
17、.18 Cold environmental electrical cycling30 4.19 Thermal runaway.30 Copyright International Electrotechnical Commission Provided by IHS under license with IECLicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/10/2007 02:50:16 MSTNo reproduction or networking permitted without li
18、cense from IHS -,-,- 62319-1 IEC:2005(E) 3 Annex A (normative) Fixed sample size test schedules for qualification approval.31 Annex B (normative) Vibration-, bump-, shock-, shear-, substrate bending test32 B.1 Vibration 32 B.2 Bump .32 B.3 Shock.33 B.4 Shear (adhesion) test .33 B.5 Substrate bending
19、 test33 Figure 1 Test schedule flow chart.15 Figure 2 Circuit for Trip endurance .28 Table 1 Fixed sample size test schedule for qualification approval of Polymeric PTC thermistors for current limitation, assessment level EZ.16 Table 2 Quality conformance inspection for lot-by-lot inspection17 Table
20、 3 Quality conformance inspection for periodic testing 18 Table 4 Loading weight for wire terminations 22 Table 5 Number of cycles.25 Copyright International Electrotechnical Commission Provided by IHS under license with IECLicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/10/2
21、007 02:50:16 MSTNo reproduction or networking permitted without license from IHS -,-,- 4 62319-1 IEC:2005(E) INTERNATIONAL ELECTROTECHNICAL COMMISSION _ POLYMERIC THERMISTORS DIRECTLY HEATED POSITIVE STEP FUNCTION TEMPERATURE COEFFICIENT Part 1: Generic specification FOREWORD 1) The International El
22、ectrotechnical Commission (IEC) is a worldwide organization for standardization comprising all national electrotechnical committees (IEC National Committees). The object of IEC is to promote international co-operation on all questions concerning standardization in the electrical and electronic field
23、s. To this end and in addition to other activities, IEC publishes International Standards, Technical Specifications, Technical Reports, Publicly Available Specifications (PAS) and Guides (hereafter referred to as “IEC Publication(s)”). Their preparation is entrusted to technical committees; any IEC
24、National Committee interested in the subject dealt with may participate in this preparatory work. International, governmental and non- governmental organizations liaising with the IEC also participate in this preparation. IEC collaborates closely with the International Organization for Standardizati
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- IEC 62319 2005
链接地址:https://www.31doc.com/p-3768694.html