EN 60255-127-2014 en Measuring relays and protection equipment - Part 127 Functional requirements for over under voltage protection.pdf
《EN 60255-127-2014 en Measuring relays and protection equipment - Part 127 Functional requirements for over under voltage protection.pdf》由会员分享,可在线阅读,更多相关《EN 60255-127-2014 en Measuring relays and protection equipment - Part 127 Functional requirements for over under voltage protection.pdf(28页珍藏版)》请在麦多课文档分享上搜索。
1、BSI Standards PublicationMeasuring relays and protection equipmentPart 127: Functional requirements for over/under voltage protectionBS EN 60255-127:2014National forewordThis British Standard is the UK implementation of EN 60255-127:2014. It isidentical to IEC 60255-127:2010. Together with BS EN 602
2、55-151:2009 itsupersedes BS EN 60255-3:1998, which is withdrawn.The UK participation in its preparation was entrusted to TechnicalCommittee PEL/95, Measuring relays and protection systems.A list of organizations represented on this committee can be obtained onrequest to its secretary.This publicatio
3、n does not purport to include all the necessary provisions ofa contract. Users are responsible for its correct application. The British Standards Institution 2014.Published by BSI Standards Limited 2014ISBN 978 0 580 64017 9ICS 29.120.70Compliance with a British Standard cannot confer immunity froml
4、egal obligations.T h i s B r i t i s h S t a n d a r d w a s p u b l i s h e d u n d e r t h e a u t h o r i t y o f t h eS t a n d a r d s P o l i c y a n d S t r a t e g y C o m m i t t e e o n 28 February 2 0 1 4 .Amendments/corrigenda issued since publicationDate Text affectedBRITISH STANDARDBS
5、EN 60255-127:2014EUROPEAN STANDARD EN 60255-127 NORME EUROPENNE EUROPISCHE NORM January 2014 CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung CEN-CENELEC Management Centre: Avenue Marnix 1
6、7, B - 1000 Brussels 2014 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 60255-127:2014 E ICS 29.120.70 Supersedes EN 60255-3:1998 + corr. Jan.1998 English version Measuring relays and protection equipment - Part 127: Functional
7、requirements for over/under voltage protection (IEC 60255-127:2010) Relais de mesure et dispositifs de protection - Partie 127: Exigences fonctionnelles pour les protections minimum et maximum de tension (CEI 60255-127:2010) Messrelais und Schutzeinrichtungen - Teil 127: Funktionsnorm fr ber-/Unters
8、pannungsschutz (IEC 60255-127:2010) This European Standard was approved by CENELEC on 2013-09-19. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. U
9、p-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CENELEC member. This European Standard exists in three official versions (English, French, German). A version in any other language made by
10、translation under the responsibility of a CENELEC member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions. CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus, the Czech Republ
11、ic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. BS
12、 EN 60255-127:2014EN 60255-127:2014 - 2 - Foreword The text of document 95/254/CDV, future edition 1 of IEC 60255-127, prepared by IEC/TC 95 “Measuring relays and protection equipment“ was submitted to the IEC-CENELEC parallel vote and approved by CENELEC as EN 60255-127:2014. The following dates ar
13、e fixed: latest date by which the document has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2014-07-10 latest date by which the national standards conflicting with the document have to be withdrawn (dow) 2016-09-19 This document superse
14、des EN 60255-3:1998. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CENELEC and/or CEN shall not be held responsible for identifying any or all such patent rights. Endorsement notice The text of the International Standard IEC 602
15、55-127:2010 was approved by CENELEC as a European Standard without any modification. In the official version, for Bibliography, the following notes have to be added for the standards indicated: IEC 61850 NOTE Harmonized in EN 61850 series. IEC 61850-7-4 NOTE Harmonized as EN 61850-7-4. IEC 61850-9-2
16、 NOTE Harmonized as EN 61850-9-2. BS EN 60255-127:2014- 3 - EN 60255-127:2014 Annex ZA (normative) Normative references to international publications with their corresponding European publications The following documents, in whole or in part, are normatively referenced in this document and are indis
17、pensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. NOTE When an international publication has been modified by common modifications, indicated by (mod), the rele
18、vant EN/HD applies. Publication Year Title EN/HD Year IEC 60044 series Instrument transformers EN 60044 series IEC 60255-1 - Measuring relays and protection equipment Part 1: Common requirements EN 60255-1 - BS EN 60255-127:2014 2 60255-127 IEC:2010 CONTENTS 1 Scope and object6 2 Normative reference
19、s .6 3 Terms and definitions .6 4 Specification of the function8 4.1 General .8 4.2 Input energising quantities/Energising quantities .8 4.3 Binary input signals .9 4.4 Functional logic .9 4.4.1 Operating characteristics.9 4.4.2 Reset characteristics .13 4.5 Binary output signals.14 4.5.1 Start (pic
20、k-up) signal .14 4.5.2 Operate (trip) signal.15 4.5.3 Other binary output signals15 5 Performance specification 15 5.1 Accuracy related to the characteristic quantity.15 5.2 Accuracy related to the operate time .15 5.3 Accuracy related to the reset time .16 5.4 Transient performance 16 5.4.1 Oversho
21、ot time 16 5.4.2 Response to time varying value of the characteristic quantity 16 5.5 Voltage transformer requirements .16 6 Functional test methodology.16 6.1 General .16 6.2 Determination of steady state errors related to the characteristic quantity .17 6.2.1 Accuracy of setting (start) value 17 6
22、.2.2 Reset ratio determination.18 6.3 Determination of steady state errors related to the start and operate time .18 6.4 Determination of steady state errors related to the reset time19 6.5 Determination of transient performance.20 6.5.1 Overshoot time for undervoltage protection .20 6.5.2 Response
23、to time varying value of the characteristic quantity for dependent time relays .20 7 Documentation requirements 21 7.1 Type test report.21 7.2 Other user documentation .22 Annex A (informative) Reset time determination for relays with trip output only23 Bibliography24 Figure 1 Simplified protection
24、function block diagram.8 Figure 2 Overvoltage independent time characteristic 9 Figure 3 Undervoltage independent time characteristic 10 Figure 4 Dependent time characteristic for overvoltage protection .11 Figure 5 Dependent time characteristic for undervoltage protection .12 BS EN 60255-127:201460
- 1.请仔细阅读文档,确保文档完整性,对于不预览、不比对内容而直接下载带来的问题本站不予受理。
- 2.下载的文档,不会出现我们的网址水印。
- 3、该文档所得收入(下载+内容+预览)归上传者、原创作者;如果您是本文档原作者,请点此认领!既往收益都归您。
本资源只提供5页预览,全部文档请下载后查看!喜欢就下载吧,查找使用更方便
10000 积分 0人已下载
下载 | 加入VIP,交流精品资源 |
- 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:
- EN602551272014ENMEASURINGRELAYSANDPROTECTIONEQUIPMENTPART127FUNCTIONALREQUIREMENTSFOROVERUNDERVOLTAGEPROTECTIONPDF
链接地址:http://www.mydoc123.com/p-717751.html