1、raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI Standards PublicationLive working Voltage detectorsPart 3: Two-pole low-voltage typeBS EN 61243-3:2010Incorporating corrigendum October 2011National forewordThis British Standard is the UK implementa
2、tion of EN 61243-3:2010. It is identical to IEC 61243-3:2009. It supersedes BS EN 61243-3:1999, which will be withdrawn on 1 May 2013.The UK participation in its preparation was entrusted to Technical Committee PEL/78, Tools for live working.A list of organizations represented on this committee can
3、be obtained on request to its secretary.This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. BSI 2011ISBN 978 0 580 76555 1 ICS 13.260; 29.240.20; 29.260.99Compliance with a British Standard cannot confer immunity
4、 from legal obligations.This British Standard was published under the authority of the Standards Policy and Strategy Committee on 31 December 2010.Amendments/corrigenda issued since publicationDate Text affectedBRITISH STANDARDBS EN 61243-3:201031 October 2011 Implementation of corrigendum October 2
5、011: correction to supersession information.EUROPEAN STANDARD EN 61243-3 NORME EUROPENNE EUROPISCHE NORM May 2010 CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Management Centre: Avenue
6、 Marnix 17, B - 1000 Brussels 2010 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 61243-3:2010 E ICS 13.260; 29.240.20; 29.260.99 Supersedes EN 61243-3:1998 + corr. Feb.2002English version Live working - Voltage detectors - Part
7、3: Two-pole low-voltage type (IEC 61243-3:2009) Travaux sous tension - Dtecteurs de tension - Partie 3: Type bipolaire basse tension (CEI 61243-3:2009) Arbeiten unter Spannung - Spannungsprfer - Teil 3: Zweipoliger Spannungsprfer fr Niederspannungsnetze (IEC 61243-3:2009) This European Standard was
8、approved by CENELEC on 2010-05-01. 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. Up-to-date lists and bibliographical references concerning such
9、national standards may be obtained on application to the Central Secretariat 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 lan
10、guage and notified to the Central Secretariat has the 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, France, Germany, Greece, Hungary, Iceland, Ireland,
11、Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. - 2 - Foreword The text of document 78/821/FDIS, future edition 2 of IEC 61243-3, prepared by IEC TC 78, Live working, was submitted
12、 to the IEC-CENELEC parallel vote and was approved by CENELEC as EN 61243-3 on 2010-05-01. This European Standard supersedes EN 61243-3:1998 + corr. Feb. 2002. This edition includes the following significant technical changes with respect to EN 61243-3:1998: no more switches are allowed for scale ch
13、ange; all the voltage detectors are now for use indoor and outdoor excluding the use under rain conditions; no contact electrode which has the construction of a hook is allowed; no more voltage classes (A and B) are considered; the concept of double or reinforced insulation design (or constructional
14、 arrangements providing an equivalent protection) is added; for testing, the consideration of normal and single fault conditions is added; EMC requirements and tests are upgraded; the influence of interference voltage is now considered; the classification of the voltage detector into an overvoltage
15、category is increased to at least category III; the protection against electrical stresses is reinforced (transient and temporary overvoltages); the degree of protection provided by all the enclosures (IP code) is increased to be at least IP54, unless otherwise specified; the requirement and test fo
16、r switches for temporary loading have been reviewed; the requirement for ELV indication has been reviewed (a redundant non-disconnectable indicating system is not anymore the unique means allowed); the ranges of climatic conditions for operation of voltage detectors of category N and of category S h
17、ave been reviewed; the ball pressure test now refers to EN 60695-10-2; a wear test concerning the insulating material of the lead(s) is added; the conformity assessment of voltage detectors having completed the production phase is added; the normative annex on supplementary functions has been review
18、ed; the normative annex on sampling plans and procedure has been deleted (not applicable according to EN 61318); the informative annex on acceptance tests has been deleted (consideration now included in EN 61318). Attention is drawn to the possibility that some of the elements of this document may b
19、e the subject of patent rights. CEN and CENELEC shall not be held responsible for identifying any or all such patent rights. The following dates were fixed: latest date by which the EN has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 20
20、11-02-01 latest date by which the national standards conflicting with the EN have to be withdrawn (dow) 2013-05-01 Annex ZA has been added by CENELEC. _ BS EN 61243-3:2010 EN 61243-3:2010 (E)- 3 -Endorsement notice The text of the International Standard IEC 61243-3:2009 was approved by CENELEC as a
21、European Standard without any modification. In the official version, for Bibliography, the following notes have to be added for the standards indicated: IEC 60743:2001 NOTE Harmonized as EN 60743:2001 (not modified). ISO 9000:2005 NOTE Harmonized as EN ISO 9000:2005 (not modified). _ BS EN 61243-3:2
22、010 EN 61243-3:2010 (E)- 4 - Annex ZA (normative) Normative references to international publications with their corresponding European publications The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For und
23、ated 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 Title EN/HD Year IEC 60068-2-6 - Environmental testing
24、 - Part 2-6: Tests - Test Fc: Vibration (sinusoidal) EN 60068-2-6 - IEC 60068-2-31 2008 Environmental testing - Part 2-31: Tests - Test Ec: Rough handling shocks, primarily for equipment-type specimens EN 60068-2-31 2008 IEC 60068-2-75 1997 Environmental testing - Part 2-75: Tests - Test Eh: Hammer
25、tests EN 60068-2-75 1997 IEC 60112 - Method for the determination of the proof and the comparative tracking indices of solid insulating materials EN 60112 - IEC 60304 - Standard colours for insulation for low-frequency cables and wires HD 402 S2 - IEC 60417 - Graphical symbols for use on equipment -
26、 - IEC/TS 60479-1 2005 Effects of current on human beings and livestock - Part 1: General aspects - - IEC 60529 + A1 1989 1999 Degrees of protection provided by enclosures (IP Code) EN 60529 + A1 1991 2000 IEC 60664-1 2007 Insulation coordination for equipment within low-voltage systems - Part 1: Pr
27、inciples, requirements and tests EN 60664-1 2007 IEC 60664-3 - Insulation coordination for equipment within low-voltage systems - Part 3: Use of coating, potting or moulding for protection against pollution EN 60664-3 - IEC 60695-10-2 2003 Fire hazard testing - BS EN 61243-3:2010 EN 61243-3:2010 (E)
28、CONTENTS INTRODUCTION.8 1 Scope.9 2 Normative references .9 3 Terms and definitions .11 4 Requirements .14 4.1 General requirements14 4.1.1 Safety14 4.1.2 Indication.14 4.1.3 Electromagnetic compatibility (EMC) .15 4.2 Functional requirements 15 4.2.1 Clear indication .15 4.2.2 Clear perceptibility.
29、16 4.2.3 Temperature and humidity dependence of the indication .16 4.2.4 Frequency dependency for a.c. voltage detector17 4.2.5 Ripple dependency for d.c. voltage detector 17 4.2.6 Response time 17 4.2.7 Power source dependability.17 4.2.8 Testing element.17 4.2.9 Time rating 17 4.3 Electrical requi
30、rements18 4.3.1 Insulating material .18 4.3.2 Protection against electric shocks18 4.3.3 Current limiting elements.18 4.3.4 Minimum clearance and creepage distances18 4.3.5 Protection against electrical stresses.21 4.3.6 Lead(s)21 4.3.7 Probes.21 4.3.8 Connector(s) (if any)21 4.3.9 Accessible switch
31、es in the detecting circuit for temporary loading (if any).21 4.4 Mechanical requirements.21 4.4.1 Design.21 4.4.2 Dimensions, construction.234.4.3 Degree of protection provided by enclosures .23 4.4.4 Resistance to vibration 23 4.4.5 Drop resistance .23 4.4.6 Shock resistance .23 4.4.7 Possible dis
32、assembling .23 4.4.8 Surface temperature24 4.4.9 Resistance to heat.24 4.4.10 Probes.24 4.4.11 Lead(s)24 4.5 Marking .24 4.5.1 General .24 4.5.2 Marking on the indicator 24 BS EN 61243-3:2010 EN 61243-3:2010 (E) 5 4.5.3 Marking on the probe and/or the lead 25 4.6 Instructions for use25 4.7 Requireme
33、nts in case of reasonably foreseeable misuse during live working.25 4.7.1 AC/DC voltage misuse.25 4.7.2 Maximum current to earth in case of misuse26 4.7.3 Misuse in case of mistaking of the voltage of the low voltage network .27 5 Tests 27 5.1 General .27 5.2 Tests for general requirements28 5.2.1 I
34、ndication.28 5.2.2 Electromagnetic compatibility (EMC) .28 5.3 Tests for functional requirements 29 5.3.1 Clear indication .29 5.3.2 Clear perceptibility of visual indication.31 5.3.3 Clear perceptibility of audible indication (when available) 33 5.3.4 Temperature and humidity dependence of the indi
35、cation .35 5.3.5 Frequency dependency for a.c. voltage detector36 5.3.6 Ripple dependency for d.c. voltage detector 37 5.3.7 Response time 37 5.3.8 Power source dependability.38 5.3.9 Testing element.38 5.3.10 Time rating 38 5.4 Tests for electrical requirements39 5.4.1 Tests on the insulation 39 5.
36、4.2 Protection against electric shocks40 5.4.3 Current limiting elements.41 5.4.4 Minimum clearance and creepage distances41 5.4.5 Protection against electrical stresses.41 5.4.6 Lead(s)42 5.4.7 Probe(s) 42 5.4.8 Connector(s) .42 5.4.9 Switches for temporary loading (if any)42 5.5 Tests for mechanic
37、al requirements 43 5.5.1 Design.43 5.5.2 Dimensions, construction.43 5.5.3 Degree of protection provided by enclosures .43 5.5.4 Vibration resistance.43 5.5.5 Drop resistance .44 5.5.6 Shock resistance .45 5.5.7 Possible disassembling .45 5.5.8 Surface temperature45 5.5.9 Heat resistance .46 5.5.10
38、Probes.46 5.5.11 Lead(s)48 5.6 Marking .49 5.6.1 Visual inspection and measurement 49 5.6.2 Durability of marking49 5.7 Instructions for use49 5.7.1 Type test .49 BS EN 61243-3:2010 EN 61243-3:2010 (E) 6 5.7.2 Alternative test in case of voltage detectors having completed the production phase.50 5.8
39、 Tests for reasonably foreseeable misuse during live working.50 5.8.1 AC/DC voltage misuse.50 5.8.2 Maximum current to earth in case of misuse50 5.8.3 Misuse in case of mistaking of the voltage of the low voltage network .51 6 Conformity assessment 51 7 Modifications 51 Annex A (informative) Differe
40、nces with IEC 61010 series.52 Annex B (normative) Supplementary functions Phase indication Rotating field indication Continuity check 57 Annex C (normative) Instructions for use .63 Annex D (normative) General type test procedure64 Annex E (normative) Classification of defects and associated require
41、ments and tests .66 Annex F (informative) In-service care and use .68 Bibliography70 Figure 1a Illustration of the electrical insulation of an indicator casing .19 Figure 1b Illustration of the electrical insulation of a probe with a detachable lead.19 Figure 1 Illustration of the electrical insulat
42、ion features applicable to components of a voltage detector .19 Figure 2a Example of a voltage detector with the indicator integrated in a probe22 Figure 2b Example of a voltage detector with the indicator not integrated in a probe22 Figure 2 Voltage detector.22 Figure 3 Maximum rms a.c. current to
43、earth in case of misuse .26 Figure 4 Maximum d.c. current to earth in case of misuse26 Figure 5 Test sep-up for the influence of interference voltage 30 Figure 6 Test set-up for measurement of clear perceptibility of visual indication.32 Figure 7a Positioning of the voltage detector in the test set-
44、up 34 Figure 7b Key measurement points on the hemisphere 34 Figure 7 Test set-up for measurement of clear perceptibility of audible indication 34 Figure 8 Test set-up for close adhesion of insulation of the insulated part of the contact electrode 47 Table 1 Climatic categories of voltage detectors 1
45、7 Table 2 Minimum clearance distances for basic insulation and for supplementary insulation 20 Table 3 Minimum clearance distances for reinforced insulation 20 Table 4 Parameters to be observed to check the climatic dependence.35 Table 5 AC voltage values for test on the complete equipment 40 Table
46、6 Maximum permissible surface temperatures 46 Table B.1 Classification of defects and associated requirements and tests 62 Table D.1 Sequential order for performing type tests .64 Table D.2 Type tests out of sequence 65 Table E.1 Classification of defects and associated requirements and tests 66 Tab
47、le F.1 Periodic testing 69BS EN 61243-3:2010 EN 61243-3:2010 (E) 7 INTRODUCTION The devices covered by this standard are designed to be used in a live working environment to determine the status (presence or absence of operating voltage) of low-voltage installations. The live working environment com
48、es with its specific hazards and working conditions which are generally more severe than the ones encountered by workers in other fields than live working. This International Standard is a product standard giving essential requirements and tests to verify that the devices perform well and will contr
49、ibute to the safety of the users, provided they are used by skilled persons, and according to safe working procedures and to local or national regulations. Voltage detectors are not considered as measuring or testing devices, separately covered by IEC 61010 series. However, in case of misuse by general electrical workers, the requirements and tests included in this document are intended to achieve an equivalent level of safety. To take into cons
