EN 50565-1-2011 en Electric cables - Guide to use for cables with a rated voltage not exceeding 450 750 V - Part 1 General guidance.pdf

1、BSI Standards PublicationBS EN 50565-1:2014Electric cables Guide to use for cables with a rated voltage not exceeding 450/750 V (U0/U) -Part 1: General guidanceBS EN 50565-1:2014 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN 50565-1:2014.Together with BS EN 50

2、565-2:2014 it supersedes BS 7540-2:2005,which is withdrawn.The UK participation in its preparation was entrusted to TechnicalCommittee GEL/20/17, Electric Cables - Low voltage.A list of organizations represented on this committee can beobtained on request to its secretary.This publication does not p

3、urport to include all the necessaryprovisions of a contract. Users are responsible for its correctapplication. The British Standards Institution 2014. Published by BSI StandardsLimited 2014ISBN 978 0 580 76281 9ICS 29.060.20Compliance with a British Standard cannot confer immunity fromlegal obligati

4、ons.This British Standard was published under the authority of theStandards Policy and Strategy Committee on 31 May 2014.Amendments issued since publicationDate Text affectedBS EN 50565-1:2014EUROPEAN STANDARD EN 50565-1 NORME EUROPENNE EUROPISCHE NORM April 2014 CENELEC European Committee for Elect

5、rotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung CEN-CENELEC Management Centre: Avenue Marnix 17, B - 1000 Brussels 2014 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC member

6、s. Ref. No. EN 50565-1:2014 E ICS 29.060.20 Supersedes HD 516 S2:1997 (partially) + A1:2003 (partially) + A2:2008 (partially) English version Electric cables - Guide to use for cables with a rated voltage not exceeding 450/750 V (U0/U) - Part 1: General guidance Cbles lectriques - Guide demploi des

7、cbles avec une tension assigne nexcdant pas 450/750 V (U0/U) - Partie 1: Lignes directrices Kabel und Leitungen - Leitfaden fr die Verwendung von Kabeln und isolierten Leitungen mit einer Nennspannung nicht ber 450/750 V (U0/U) - Teil 1: Allgemeiner Leitfaden This European Standard was approved by C

8、ENELEC on 2014-02-17. 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 national stan

9、dards 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 translation under the responsibility of a CENELEC member into its own langua

10、ge 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 Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France

11、, 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. This British Standard was published under the authority of the Standards Polic

12、y and Strategy Committee on 30 June 2014.Amendments/corrigenda issued since publicationDate Text affectedIt supersedes BS 7540-1:2005, which is withdrawn.The UK participation in its preparation was entrusted by Technical Committee GEL/20, Electric cables, to Subcommittee GEL/20/17, Electric Cables -

13、 Low voltage.A list of organizations represented on this subcommittee can be BS EN 50565-1:2014EUROPEAN STANDARD EN 50565-1 NORME EUROPENNE EUROPISCHE NORM April 2014 CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee f

14、r Elektrotechnische Normung CEN-CENELEC Management Centre: Avenue Marnix 17, B - 1000 Brussels 2014 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 50565-1:2014 E ICS 29.060.20 Supersedes HD 516 S2:1997 (partially) + A1:2003 (part

15、ially) + A2:2008 (partially) English version Electric cables - Guide to use for cables with a rated voltage not exceeding 450/750 V (U0/U) - Part 1: General guidance Cbles lectriques - Guide demploi des cbles avec une tension assigne nexcdant pas 450/750 V (U0/U) - Partie 1: Lignes directrices Kabel

16、 und Leitungen - Leitfaden fr die Verwendung von Kabeln und isolierten Leitungen mit einer Nennspannung nicht ber 450/750 V (U0/U) - Teil 1: Allgemeiner Leitfaden This European Standard was approved by CENELEC on 2014-02-17. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulatio

17、ns 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 Management Centre or to any CENELEC membe

18、r. 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 the same status as the official versions

19、. 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, Latvia, Lithuania, Luxembourg, Malta, the Ne

20、therlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. BS EN 50565-1:2014EN 50565-1:2014 - 2 - Contents Page Foreword 4 Introduction . 5 1 Scope 6 2 Normative references 6 3 Terms and definitions . 6 4 Safety 7 4.1 General 7 4.2 S

21、election and installation 7 4.3 Cables in fixed installations 8 4.4 Flexible cables 9 5 Limiting conditions .10 5.1 General 10 5.2 Voltage .10 5.3 Current-carrying capacity 11 5.4 Thermal effects .12 5.5 Fire characteristics .13 5.6 Mechanical stress .13 5.6.1 General .13 5.6.2 Tension .13 5.6.3 Ben

22、ding 14 5.6.4 Compression 15 5.6.5 Torsion .16 5.7 Compatibility .16 5.8 Dynamic stresses (electromechanical stress) 16 6 Initial and periodic verifications .16 7 Packaging, storage and handling/transportation .16 7.1 Packaging 16 7.2 Storage 16 7.3 Handling/transportation .17 Annex A (informative)

23、Types of usage 18 Annex B (informative) Classes of duty 19 Annex C (informative) Current ratings (copper conductors) 21 Annex D (informative) Duty cycles, current ratings and voltage drop for arc welding cables (copper conductors) 23 Figure 1 Definition of internal bending radius 14 Table 1 - Spacin

24、g of supports for non-armoured cables in accessible positions . 9 Table 2 Maximum permitted voltages against rated voltage of cable. .10 BS EN 50565-1:2014- 3 - EN 50565-1:2014 Table 3 Minimum recommended bending radii at cable temperatures of (20 10) C . 15 Table C.1 - Current rating for thermoplas

25、tic light and ordinary duty flexible cable 21 Table C.2 - Current rating for cross-linked flexible cable 21 Table C.3 - Current rating for cross-linked heavy duty flexible cable 22 Table D.1 Ambient temperature correction factors 23 Table D.2 Current rating for single cycle operation over a maximum

26、period of 5 min 24 Table D.3 Current rating for repeat cycle operation based on 5 min repeat period . 24 Table D.4 Current rating for repeat cycle operation based on a 10 min repeat period 25 Table D.5 Voltage drop at normal and elevated temperatures 25 BS EN 50565-1:2014EN 50565-1:2014BS EN 50565-1

27、:2014EN 50565-1:2014 - 2 - Contents Page Foreword 4 Introduction . 5 1 Scope 6 2 Normative references 6 3 Terms and definitions . 6 4 Safety 7 4.1 General 7 4.2 Selection and installation 7 4.3 Cables in fixed installations 8 4.4 Flexible cables 9 5 Limiting conditions .10 5.1 General 10 5.2 Voltage

28、 .10 5.3 Current-carrying capacity 11 5.4 Thermal effects .12 5.5 Fire characteristics .13 5.6 Mechanical stress .13 5.6.1 General .13 5.6.2 Tension .13 5.6.3 Bending 14 5.6.4 Compression 15 5.6.5 Torsion .16 5.7 Compatibility .16 5.8 Dynamic stresses (electromechanical stress) 16 6 Initial and peri

29、odic verifications .16 7 Packaging, storage and handling/transportation .16 7.1 Packaging 16 7.2 Storage 16 7.3 Handling/transportation .17 Annex A (informative) Types of usage 18 Annex B (informative) Classes of duty 19 Annex C (informative) Current ratings (copper conductors) 21 Annex D (informati

30、ve) Duty cycles, current ratings and voltage drop for arc welding cables (copper conductors) 23 Figure 1 Definition of internal bending radius 14 Table 1 - Spacing of supports for non-armoured cables in accessible positions . 9 Table 2 Maximum permitted voltages against rated voltage of cable. .10 B

31、S EN 50565-1:2014- 3 - EN 50565-1:2014 Table 3 Minimum recommended bending radii at cable temperatures of (20 10) C . 15 Table C.1 - Current rating for thermoplastic light and ordinary duty flexible cable 21 Table C.2 - Current rating for cross-linked flexible cable 21 Table C.3 - Current rating for

32、 cross-linked heavy duty flexible cable 22 Table D.1 Ambient temperature correction factors 23 Table D.2 Current rating for single cycle operation over a maximum period of 5 min 24 Table D.3 Current rating for repeat cycle operation based on 5 min repeat period . 24 Table D.4 Current rating for repe

33、at cycle operation based on a 10 min repeat period 25 Table D.5 Voltage drop at normal and elevated temperatures 25 BS EN 50565-1:2014EN 50565-1:2014BS EN 50565-1:2014EN 50565-1:2014 - 4 - Foreword This document (EN 50565-1:2014) has been prepared by Technical Committee CLC/TC 20, “Electric cables“.

34、 The following dates are fixed: latest date by which this document has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2015-02-17 latest date by which the national standards conflicting with this document have to be withdrawn (dow) 2017-02

35、-17 This document together with Part 2 supersedes HD 516 S2:1997. EN 50565-1:2014 and EN 50565-2:2014 includes the following significant technical changes with respect to HD 516 S2:1997: Both parts of EN 50565 refer to cable types specified in EN 50525, replacing the reference to the HD 21 and HD 22

36、 cable types. Part 1 provides general recommendations and guidance, Part 2 covers specific guidance for each cable type in EN 50525, like designation, constructional details, recommendations for installation, conditions and limits of operation, temperature limits and recommended use/suitability. Thi

37、s standard covers the Principle Elements of the Safety Objectives for Electrical Equipment Designed for Use within Certain Voltage Limits (LVD - 2006/95/EC). 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

38、 not be held responsible for identifying any or all such patent rights. BS EN 50565-1:2014- 5 - EN 50565-1:2014 Introduction This European Standard provides guidance for equipment manufacturers, installers and end-users on the properties of low voltage electric cables, and the limitations that are d

39、eemed to be necessary in order to safeguard life, buildings, and goods. It also gives a reasonable certainty on cable life time expectation relevant to its application, i.e. the duration of acceptable performance considered as reasonable for a cable used in a fixed installation for the distribution

40、of electricity in a building is more than that for flexible cable. It is not possible to cover all the uses that the installers or users may wish to use for a specific type of cable. The use other than the recommended ones could result in a lowering of safety and/or in a reduction in the expected li

41、fe of the cable. If a cable is intended to be used outside the recommended uses the cable manufacturer should be consulted for advice. In specific cases where guidance is not given, it is recommended that specific advice of the cable manufacturer is sought. In some countries, legislation may limit t

42、he use of certain cable types and define additional requirements for cable installation practice. Additional information on installation practice is given in HD 60364 and HD 384 series of specifications, and national regulations/code practices. BS EN 50565-1:2014EN 50565-1:2014BS EN 50565-1:2014EN 5

43、0565-1:2014 - 4 - Foreword This document (EN 50565-1:2014) has been prepared by Technical Committee CLC/TC 20, “Electric cables“. The following dates are fixed: latest date by which this document has to be implemented at national level by publication of an identical national standard or by endorseme

44、nt (dop) 2015-02-17 latest date by which the national standards conflicting with this document have to be withdrawn (dow) 2017-02-17 This document together with Part 2 supersedes HD 516 S2:1997. EN 50565-1:2014 and EN 50565-2:2014 includes the following significant technical changes with respect to

45、HD 516 S2:1997: Both parts of EN 50565 refer to cable types specified in EN 50525, replacing the reference to the HD 21 and HD 22 cable types. Part 1 provides general recommendations and guidance, Part 2 covers specific guidance for each cable type in EN 50525, like designation, constructional detai

46、ls, recommendations for installation, conditions and limits of operation, temperature limits and recommended use/suitability. This standard covers the Principle Elements of the Safety Objectives for Electrical Equipment Designed for Use within Certain Voltage Limits (LVD - 2006/95/EC). Attention is

47、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. BS EN 50565-1:2014- 5 - EN 50565-1:2014 Introduction This European Standard provides guidance for e

48、quipment manufacturers, installers and end-users on the properties of low voltage electric cables, and the limitations that are deemed to be necessary in order to safeguard life, buildings, and goods. It also gives a reasonable certainty on cable life time expectation relevant to its application, i.

49、e. the duration of acceptable performance considered as reasonable for a cable used in a fixed installation for the distribution of electricity in a building is more than that for flexible cable. It is not possible to cover all the uses that the installers or users may wish to use for a specific type of cable. The use other than the recommended ones could result in a lowering of safety and/or in a reduction in the expected life of the cable. If a cable is intended to be used outside the recommended uses the