1、BSI Standards PublicationElectrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. Equipment for testing, measuring or monitoring of protective measuresPart 10: Combined measuring equipment for testing, measuring or monitoring of protective measuresBS EN 61557-10:2013
2、National forewordThis British Standard is the UK implementation of EN 61557-10:2013. It isidentical to IEC 61557-10:2013. It supersedes BS EN 61557-10:2001 which iswithdrawn.The UK participation in its preparation was entrusted to TechnicalCommittee PEL/85, Measuring equipment for electrical and ele
3、c-tromagnetic quantities.A list of organizations represented on this committee can be obtained onrequest to its secretary.This publication does not purport to include all the necessary provisions ofa contract. Users are responsible for its correct application. The British Standards Institution 2013.
4、Published by BSI Standards Limited 2013ISBN 978 0 580 73233 1ICS 17.220.20; 19.080Compliance with a British Standard cannot confer immunity fromlegal obligations.This British Standard was published under the authority of theStandards Policy and Strategy Committee on 31 July 2013.Amendments/corrigend
5、a issued since publicationDate Text affectedBRITISH STANDARDBS EN 61557-10:2013EUROPEAN STANDARD EN 61557-10 NORME EUROPENNE EUROPISCHE NORM June 2013 CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnis
6、che Normung Management Centre: Avenue Marnix 17, B - 1000 Brussels 2013 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 61557-10:2013 E ICS 17.220.20; 29.080.01; 29.240.01 Supersedes EN 61557-10:2001 English version Electrical saf
7、ety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 10: Combined measuring equipment for testing, measuring or monitoring of protective measures (IEC 61557-10:2013) Scurit lectrique dans les rseaux
8、 de distribution basse tension de 1 000 V c.a. et 1 500 V c.c. - Dispositifs de contrle, de mesure ou de surveillance de mesures de protection - Partie 10: Appareils combins de contrle, de mesure ou de surveillance de mesures de protection (CEI 61557-10:2013) Elektrische Sicherheit in Niederspannung
9、snetzen bis AC 1 000 V und DC 1 500 V - Gerte zum Prfen, Messen oder berwachen von Schutzmanahmen - Teil 10: Kombinierte Messgerte zum Prfen, Messen und berwachen von Schutzmanahmen (IEC 61557-10:2013) This European Standard was approved by CENELEC on 2013-06-03. CENELEC members are bound to comply
10、with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Ma
11、nagement 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 translation under the responsibility of a CENELEC member into its own language and notified to the CEN-CENELEC Management Centre has t
12、he same status as the official versions. CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus, the Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvi
13、a, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. BS EN 61557-10:2013EN 61557-10:2013 - 2 - Foreword The text of document 85/442/FDIS, future edition 2 of IEC 61557-10, prepared by IEC/T
14、C 85 “Measuring equipment for electrical and electromagnetic quantities“ was submitted to the IEC-CENELEC parallel vote and approved by CENELEC as EN 61557-10:2013. The following dates are fixed: latest date by which the document has to be implemented at national level by publication of an identical
15、 national standard or by endorsement (dop) 2014-03-03 latest date by which the national standards conflicting with the document have to be withdrawn (dow) 2016-06-03 This document supersedes EN 61557-10:2001. This European Standard is to be used in conjunction with EN 61557-1. Attention is drawn to
16、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. This standard covers the Principle Elements of the Safety Objectives for Electrical Equipment Designed for U
17、se within Certain Voltage Limits (LVD - 2006/95/EC). Endorsement notice The text of the International Standard IEC 61557-10:2013 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
18、indicated: IEC 61010-1:2010 NOTE Harmonised as EN 61010-1:2010 (not modified). IEC 61557-8 NOTE Harmonised as EN 61557-8. IEC 61557-9 NOTE Harmonised as EN 61557-9. IEC 61557-11 NOTE Harmonised as EN 61557-11. IEC 61557-12 NOTE Harmonised as EN 61557-12. IEC 61557-13 NOTE Harmonised as EN 61557-13.
19、BS EN 61557-10:2013- 3 - EN 61557-10:2013 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 indispensable for its application. For da
20、ted 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 relevant EN/HD applies. Publication Year
21、 Title EN/HD Year IEC 61010-2-030 + corr. May 2010 2011 Safety requirements for electrical equipment for measurement, control and laboratory use - Part 2-030: Particular requirements for testing and measuring circuits EN 61010-2-030 2010 IEC 61557-1 - Electrical safety in low voltage distribution sy
22、stems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 1: General requirements EN 61557-1 - IEC 61557-2 - Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or
23、monitoring of protective measures - Part 2: Insulation resistance EN 61557-2 - IEC 61557-3 - Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 3: Loop impedance EN 61557-3 - IEC 615
24、57-4 - Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 4: Resistance of earth connection and equipotential bonding EN 61557-4 - IEC 61557-5 - Electrical safety in low voltage dist
25、ribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 5: Resistance to earth EN 61557-5 - IEC 61557-6 - Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, mea
26、suring or monitoring of protective measures - Part 6: Effectiveness of residual current devices (RCD) in TT, TN and IT systems EN 61557-6 - IEC 61557-7 - Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of prot
27、ective measures - Part 7: Phase sequence EN 61557-7 - BS EN 61557-10:2013 2 61557-10 IEC:2013 CONTENTS 1 Scope . 5 2 Normative references . 5 3 Terms and definitions . 6 4 Requirements . 6 4.1 General . 6 4.2 Marking and pictogram 7 5 Marking and operating instructions . 7 6 Tests 8 Bibliography 9 T
28、able 1 Extraneous overvoltage withstand capability . 6 BS EN 61557-10:201361557-10 IEC:2013 5 ELECTRICAL SAFETY IN LOW VOLTAGE DISTRIBUTION SYSTEMS UP TO 1 000 V a.c. AND 1 500 V d.c. EQUIPMENT FOR TESTING, MEASURING OR MONITORING OF PROTECTIVE MEASURES Part 10: Combined measuring equipment for test
29、ing, measuring or monitoring of protective measures 1 Scope This part of IEC 61557 specifies the requirements for combined measuring equipment which combines into one piece of apparatus, several measuring functions or methods of testing, measuring or monitoring according to the respective parts of I
30、EC 61557. 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including
31、 any amendments) applies. IEC 61557-1, Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. Equipment for testing, measuring or monitoring of protective measures Part 1: General requirements IEC 61557-2, Electrical safety in low voltage distribution systems up to
32、 1 000 V a.c. and 1 500 V d.c. Equipment for testing, measuring or monitoring of protective measures Part 2: Insulation resistance IEC 61557-3, Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. Equipment for testing, measuring or monitoring of protective measu
33、res Part 3: Loop impedance IEC 61557-4, Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. Equipment for testing, measuring or monitoring of protective measures Part 4: Resistance of earth connection and equipotential bonding IEC 61557-5, Electrical safety in l
34、ow voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. Equipment for testing, measuring or monitoring of protective measures Part 5: Resistance to earth IEC 61557-6, Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. Equipment for testing, measurin
35、g or monitoring of protective measures Part 6: Effectiveness of residual current devices (RCD) in TT, TN and IT systems IEC 61557-7, Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. Equipment for testing, measuring or monitoring of protective measures Part 7:
36、 Phase sequence IEC 61010-2-030:2010, Safety requirements for electrical equipment for measurement, control, and laboratory use Part 2-030: Particular requirements for testing and measuring circuits BS EN 61557-10:2013 6 61557-10 IEC:2013 3 Terms and definitions For the purposes of this document, th
37、e terms and definitions given in IEC 61557-1, IEC 61557-2, IEC 61557-3, IEC 61557-4, IEC 61557-5, IEC 61557-6 and IEC 61557-7 as well as the following terms and definitions apply. 3.1 combined measuring equipment equipment that combines, into one piece of apparatus, several measuring functions or me
38、thods of testing, measuring or monitoring, some or all of which are in accordance with other parts of IEC 61557 3.2 extraneous overvoltage voltage applied to the terminals of the combined measuring equipment to test the overvoltage withstand capability 4 Requirements 4.1 General 4.1.1 The following
39、requirements in addition to those given in all relevant parts of IEC 61557 shall apply. 4.1.2 No hazard shall arise for the user when the highest extraneous overvoltage according to the respective parts of this document (see Table 1) is accidentally applied to each combination of tests and measureme
40、nt terminals with every combination of function and range settings, even though some of these functions are not themselves covered by IEC 61557 Parts 2 to Parts 7. 4.1.3 Terminals that are clearly identifiable as not test or measurement terminals and that will not retain the terminals of specified p
41、robes or accessories need not be tested. The duration time shall be the longest possible indicated in the respective parts of IEC 61557. Table 1 Extraneous overvoltage withstand capability Part of IEC 61557 2 Insulation 3 Loop 4 Protective bonding 5 Earth resistance 6 RCD 7 Phase sequence Extraneous
42、 overvoltage and duration time 1,2 UN10 s 1,2 U0continuous and 1,1 phase-to-phase voltage 1 min 1,2 U0 continuous 1,2 U0continuous 1,2 U0continuous and 1,1 phase-to-phase voltage 1 min 1,2 U0continuous NOTE 1 U0is the voltage referenced to earth (see IEC 61557-1:20071, 3.3a). NOTE 2 UNis the nominal
43、 output voltage (see IEC 61557-1:2007, 3.1 and IEC 61557-2:20072, 3.1). 1IEC 61557-1:2007, Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. Equipment for testing, measuring or monitoring of protective measures Part 1: General requirements 2IEC 61557-2:2007, E
44、lectrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. Equipment for testing, measuring or monitoring of protective measures Part 2: Insulation resistance BS EN 61557-10:201361557-10 IEC:2013 7 4.1.4 If parts of the combined measuring equipment are defective after t
45、he extraneous overvoltage is applied, the defect shall be clearly indicated. Indications and displayed values shall not lead to erroneous interpretations of safe or unsafe situations or conditions. The indication shall be visible for the user when the instrument is in normal position. 4.1.5 When the
46、 extraneous overvoltage is applied, protective components or protective circuits within the measurement equipment may be activated. The activation of protective components or circuits in equipment for measuring or testing insulation resistance according to IEC 61557-2 shall be indicated, if the oper
47、ation of the equipment is impaired. Protective components or circuits shall have sufficient voltage- and current-breakability for the expected overload current. 4.2 Marking and pictogram When the combined measuring equipment bears one of the following marking or pictogram, the applied extraneous ove
48、rvoltage can be reduced to a voltage of 1,1 times phase-to-phase voltage: a) Marking DO NOT USE IN DISTRIBUTION SYSTEMS WITH VOLTAGES HIGHER THAN . V. This marking shall be written in the corresponding country language. The value of the voltage shown on the marking shall be 1,1 times the maximum exp
49、ected phase-to-phase voltage. b) Example of pictogram for a 500 V a.c. system The value of the voltage shown on the marking shall be 1,1 times the maximum expected phase-to-phase voltage IEC 892/13 Combined measuring equipment bearing one of the markings of a) or pictograms of b) shall withstand the above specified overvoltage for 1 min without any defect. The test configuration shall be according to 4.1.2, protective devices may be activated according
