EN 61537-2007 en Cable management - Cable tray systems and cable ladder systems《电缆管理 电缆托盘系统和电缆梯架系统》.pdf

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1、BRITISH STANDARDBS EN 61537:2007Cable management Cable tray systems and cable ladder systemsThe European Standard EN 61537:2007 has the status of a British StandardICS 29.120.10g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54

2、g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58BS EN 61537:2007This British Standard was published under the authority of the Standards Policy and Strategy Committee on 28 February 2007 BSI 2007ISBN 978 0 580 50168 5National forewordThis British Standard was published b

3、y BSI. It is the UK implementation of EN 61537:2007. It is identical with IEC 61537:2006. It supersedes BS EN 61537:2002, which will be withdrawn on 1 December 2009.The UK participation in its preparation was entrusted to Technical Committee PEL/213, Cable management.A list of organizations represen

4、ted on PEL/213 can 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.Compliance with a British Standard cannot confer immunity from legal obligations.Amendments issued sin

5、ce publicationAmd. No. Date CommentsEUROPEAN STANDARD EN 61537 NORME EUROPENNE EUROPISCHE NORM January 2007 CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Central Secretariat: rue de Sta

6、ssart 35, B - 1050 Brussels 2007 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 61537:2007 E ICS 29.120.10 Supersedes EN 61537:2001English version Cable management - Cable tray systems and cable ladder systems (IEC 61537:2006) Sy

7、stmes de cblage - Systmes de chemin de cbles et systmes dchelle cbles (CEI 61537:2006) Fhrungssysteme fr Kabel und Leitungen - Kabeltrgersysteme fr elektrische Installationen (IEC 61537:2006) This European Standard was approved by CENELEC on 2006-12-01. CENELEC members are bound to comply with the C

8、EN/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 Central Secretariat or t

9、o 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 Central Secretariat has the same status as the official

10、 versions. CENELEC members are the national electrotechnical committees of Austria, Belgium, Cyprus, the Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slo

11、vakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. EN 61537:2007 2 Foreword The text of document 23A/513/FDIS, future edition 2 of IEC 61537, prepared by SC 23A, Cable management systems, of IEC TC 23, Electrical accessories, was submitted to the IEC-CENELEC parallel vote and was ap

12、proved by CENELEC as EN 61537 on 2006-12-01. This European Standard supersedes EN 61537:2001. It incorporates additional tables, annexes and figures as well as revisions to such that appeared in EN 61537:2001. In places, the text has been substantially altered including: the classification system, t

13、ests for resistance against corrosion, re-written SWL test procedure, re-written section on electrical non-conductivity. 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) 2007-0

14、9-01 latest date by which the national standards conflicting with the EN have to be withdrawn (dow) 2009-12-01 Annexes ZA and ZB have been added by CENELEC. _ Endorsement notice The text of the International Standard IEC 61537:2006 was approved by CENELEC as a European Standard without any modificat

15、ion. _ 3 EN 61537:2007 CONTENTS 1 Scope . H6 2 Normative references H6 3 Terms and definitions H7 4 General requirements H9 5 General conditions for tests. H10 6 Classification. H11 7 Marking and documentation. H14 8 Dimensions . H15 9 Construction H16 10 Mechanical properties . H17 11 Electrical pr

16、operties. H29 12 Thermal properties H31 13 Fire hazards H31 14 External influences H33 15 Electromagnetic compatibility (EMC) H35 Annex A (informative) Sketches of typical cable tray lengths and cable ladder lengths. H53 Annex B (informative) Sketches of typical support devices H54 Annex C (informat

17、ive) Protective earth (PE) function. H56 Annex D (normative) Methods of applying and distributing a UDL for SWL tests using load distribution plates. H57 Annex E (informative) Typical methods of applying a UDL for SWL tests . H65 Annex F (informative) Example for the determination of TDF . H67 Annex

18、 G (informative) Example for clarification of allowed creep . H69 Annex H (informative) Information for a safe installation of pendants with cantilever brackets H70 Annex I (informative) Summary of compliance checks . H72 Annex J (normative) Compliance checks to be carried out for cable tray systems

19、 and cable ladder systems already complying with IEC 61537:2001 H74 Annex K (informative) Environmental categories and corrosion rates for zinc only galvanising H76 Annex L (informative) Illustrative flow chart for the SWL tests H77 Annex ZA (normative) Normative references to international publicat

20、ions with their corresponding European publications .81 Annex ZB (informative) A-deviations .82 Bibliography .80 EN 61537:2007 4 HFigure 1 Safe working load test General arrangement H36 HFigure 2 Safe working load test types I, II and III (see 10.3.1 to 10.3.3). H38 HFigure 3 Safe working load test

21、IV (see 10.3.4) . H39 HFigure 4 Safe working load for single span test (see 10.4). H39 HFigure 5 Safe working load test for fittings H42 HFigure 6 Test set-up for cantilever brackets H45 HFigure 7 Test set-up for pendants . H46 HFigure 8 Impact test stroke arrangement. H47 HFigure 9 Test set-up for

22、electrical continuity H48 HFigure 10 Arrangement for the flame test H49 HFigure 11 Enclosure for the flame test H50 HFigure 12 Load and temperature diagrams with respect to time for test 10.2.1.3 H51 HFigure 13 Typical arrangement of surface resistivity test . H52 HFigure A.1 Solid bottom cable tray

23、 lengths H53 HFigure A.2 Perforated cable tray lengths . H53 HFigure A.3 Mesh cable tray lengths. H53 HFigure A.4 Cable ladder lengths H53 HFigure B.1 Cantilever brackets H54 HFigure B.2 Pendants. H55 HFigure B.3 Fixing brackets H55 HFigure D.1 Examples of distribution load points across the width.

24、H57 HFigure D.2 Typical arrangement of load distribution plates H58 HFigure D.3 Example of equispaced point loads along the length H59 HFigure D.4 Examples of test load distribution on cable ladder lengths H60 HFigure D.5 n rungs H61 HFigure D. 6 Example of loading on three rungs H62 HFigure D.7 Two

25、 rungs . H63 HFigure D.8 One rung. H63 HFigure D.9 Cantilever with extension. H64 HFigure E.1 Point loads applied through a mechanical linkage (testing upside down). H65 HFigure E.2 Point loads applied individually H66 HFigure E.3 Block loads H66 HFigure G.1 Example for clarification of allowed cree

26、p H69 HFigure H.1 Forces on pendant and cantilever bracket H70 HFigure H.2 Illustration of the safe area H71 HTable 1 classification for resistance against corrosion. H12 HTable 2 Minimum temperature classification H12 HTable 3 Maximum temperature classification. H13 HTable 4 Perforation base area c

27、lassification H13 HTable 5 Free base area classification H13 HTable 6 Impact test values H29 5 EN 61537:2007 HTable 7 System component compliance and classification for resistance against corrosion . H33 HTable 8 Zinc coating thickness of reference materials . H34 HTable 9 Salt spray test duration H

28、35 HTable D.1 Number of point loads across the width. H57 HTable D.2 Number of point loads along the length . H58 HTable F.1 Manufacturers declared sizes. H67 HTable F.2 Cable tray length, 100 mm wide H67 HTable F.3 Cable tray, 400 mm wide. H68 HTable I.1 Summary of compliance checks . H72 HTable J.

29、1 Required compliance checks . H74 HTable K.1 Environmental categories and corrosion rates for zinc only galvanising . H76 EN 61537:2007 6 CABLE MANAGEMENT CABLE TRAY SYSTEMS AND CABLE LADDER SYSTEMS 1 Scope This International Standard specifies requirements and tests for cable tray systems and cabl

30、e ladder systems intended for the support and accommodation of cables and possibly other electrical equipment in electrical and/or communication systems installations. Where necessary, cable tray systems and cable ladder systems may be used for the division or arrangement of cables into groups. This

31、 standard does not apply to conduit systems, cable trunking systems and cable ducting systems or any current-carrying parts. NOTE Cable tray systems and cable ladder systems are designed for use as supports for cables and not as enclosures. 2 Normative references The following referenced documents a

32、re indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. IEC 60068-2-75:1997, Environmental testing Part 2-75: Tests Test Eh: Hammer tests IEC

33、 60364-5-52:2001, Electrical installations of buildings Part 5-52: Selection and erection of electrical equipment Wiring systems IEC 60695-2-11:2000,: Fire hazard testing - Part 2-11:Glowing/hot-wire based test methods Glow-wire flammability test method for end-products IEC 60695-11-2:2003, Fire haz

34、ard testing - Part 11-2: Test flames - 1 kW nominal pre-mixed flame - Apparatus, confirmatory test arrangement and guidance ISO 1461:1999, Hot dip galvanized coatings on fabricated iron and steel articles Specifications and test methods ISO 2178:1982, Non-magnetic coatings on magnetic substrates - M

35、easurement of coating thickness - Magnetic method ISO 2808:1997, Paints and varnishes - Determination of film thickness ISO 4046 (all parts), Paper, board, pulp and related terms Vocabulary ISO 9227:1990, Corrosion tests in artificial atmospheres Salt spray tests ISO 10289:1999, Methods for corrosio

36、n testing of metallic and other inorganic coatings on metallic substrates - Rating of test specimens and manufactured articles subjected to corrosion tests 7 EN 61537:2007 3 Terms and definitions For the purpose of this document, the following definitions apply. 3.1 cable tray system or cable ladder

37、 system assembly of cable supports consisting of cable tray lengths or cable ladder lengths and other system components 3.2 system component part used within the system. System components are as follows: a) cable tray length or cable ladder length b) cable tray fitting or cable ladder fitting c) sup

38、port device d) mounting device e) system accessory NOTE System components may not necessarily be included together in a system. Different combinations of system components may be used. 3.3 cable tray length system component used for cable support consisting of a base with integrated side members or

39、a base connected to side members NOTE Typical examples of cable tray types are shown in Figures A.1 to A.3. 3.4 cable ladder length system component used for cable support consisting of supporting side members, fixed to each other by means of rungs NOTE Typical examples of cable ladder types are sho

40、wn in Figure A.4. 3.5 fitting system component used to join, change direction, change dimension or terminate cable tray lengths or cable ladder lengths NOTE Typical examples are couplers, bends, tees, crosses. 3.6 cable runway assembly comprised of cable tray lengths or cable ladder lengths and fitt

41、ings only 3.7 support device system component designed to provide mechanical support and which may limit movement of a cable runway NOTE Typical examples of support devices are shown in Annex B. 3.8 mounting device system component used to attach or fix other devices to the cable runway EN 61537:200

42、7 8 3.9 apparatus mounting device part used to accommodate electrical apparatus like switches, socket outlets, circuit- breakers, telephone outlets, etc. which can be an integral part of the electrical apparatus and which is not part of the cable tray system and cable ladder system 3.10 system acces

43、sory system component used for a supplementary function such as cable retention, and covers, etc. 3.11 BLANK 3.12 metallic system component system component which consists of metal only. Screws for connections and other fasteners are not considered 3.13 non-metallic system component system component

44、 which consists of non-metallic material only. Screws for connections and other fasteners are not considered 3.14 composite system component system component which consists of both metallic and non-metallic materials. Screws for connections and other fasteners are not considered 3.15 non-flame propa

45、gating system component system component which may catch fire as a result of an applied flame and the resulting flame does not propagate and extinguishes itself within a limited time after the applied flame is removed 3.16 external influence presence of water, oil, building materials, corrosive and

46、polluting substances, and external mechanical forces such as snow, wind, and other environmental hazards 3.17 safe working load SWL maximum load that can be applied safely in normal use 3.18 uniformly distributed load UDL load applied evenly over a given area NOTE Methods of applying uniformly distr

47、ibuted loads are shown in Annexes D and E. 3.19 span distance between the centres of two adjacent support devices 9 EN 61537:2007 3.20 internal fixing device device for joining and/or fixing system components to other system components. This device is part of the system but not a system component NO

48、TE Typical examples are nuts and bolts. 3.21 external fixing device device used for fixing a support device to walls, ceilings or other structural parts. This device is not part of the system NOTE Typical examples are anchor bolts. 3.22 base area of cable tray length or cable ladder length plan area

49、 available for cables 3.23 free base area part of the base area which is open to the flow of the air. Holes in cable ladder rungs are included in the free base area 3.24 load distribution plate means through which a point load is applied to the sample for testing purposes 3.25 product type group of sys