1、BRITISH STANDARD BS EN 62012-1:2002 Multicore and symmetrical pair/quad cables for digital communications to be used in harsh environments Part 1: Generic specification The European Standard EN 62012-1:2002 has the status of a British Standard ICS 33.120.20 BS EN 62012-1:2002 This British Standard,
2、having been prepared under the direction of the Electrotechnical Sector Policy and Strategy Committee, was published under the authority of the Standards Policy and Strategy Committee on 26 November 2002 BSI 26 November 2002 ISBN 0 580 40799 3 National foreword This British Standard is the official
3、English language version of EN 62012-1:2002. It is identical with IEC 62012-1:2002. The UK participation in its preparation was entrusted by Technical Committee EPL/46, Cables, wires and waveguides, r f connectors and accessories for communications and signalling, to Subcommittee EPL/46/1, Communica
4、tion cables, which has the responsibility to: A list of organizations represented on this subcommittee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Catal
5、ogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its cor
6、rect application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests in
7、formed; monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 53 and a back cover. The BSI copyright date displayed in this document indicates when the docume
8、nt was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEAN STANDARD EN 62012-1 NORME EUROPENNE EUROPISCHE NORM October 2002 CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechni
9、sche Normung Central Secretariat: rue de Stassart 35, B - 1050 Brussels 2002 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 62012-1:2002 E ICS 33.120.20 English version Multicore and symmetrical pair/quad cables for digital commu
10、nications to be used in harsh environments Part 1: Generic specification (IEC 62012-1:2002) Cbles multiconducteurs paires symtriques et quartes pour transmission numrique utiliss en environnement difficile Partie 1: Spcification gnrique (CEI 62012-1:2002) Mehradrige und symmetrische paar-/-viererver
11、seilte Kabel fr digitale Kommunikation zur Anwendung in rauher Umgebung Teil 1: Fachgrundspezifikation (IEC 62012-1:2002) This European Standard was approved by CENELEC on 2002-10-01. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giv
12、ing 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 to any CENELEC member. This European Standard exists in three official
13、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 versions. CENELEC members are the national electrotechnical committee
14、s of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Slovakia, Spain, Sweden, Switzerland and United Kingdom. Foreword The text of document 46C/503/FDIS, future edition 1 of IEC 62012-1,
15、prepared by SC 46C, Wires and symmetric cables, of IEC TC 46, Cables, wires, waveguides, r.f. connectors, r.f. and microwave passive components and accessories, was submitted to the IEC-CENELEC parallel vote and was approved by CENELEC as EN 62012-1 on 2002-10-01. The following dates were fixed: lat
16、est date by which the EN has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2003-07-01 latest date by which the national standards conflicting with the EN have to be withdrawn (dow) 2005-10-01 Annexes designated “normative“ are part of th
17、e body of the standard. Annexes designated “informative“ are given for information only. In this standard, annexes A, B and ZA are normative and annexes C and D are informative. Annex ZA has been added by CENELEC. _ Endorsement notice The text of the International Standard IEC 62012-1:2002 was appro
18、ved 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 60811-1-2 NOTE Harmonized as EN 60811-1-2:1995 (not modified). IEC 60811-3-1 NOTE Harmonized as EN 60811-3-1:1995 (not modi
19、fied). IEC 60811-4-1 NOTE Harmonized as EN 60811-4-1:1995 (not modified). IEC 60811-4-2 NOTE Harmonized as EN 60811-4-2:1999 (modified). _ Page2 EN620121:2002 2 260-211 EI:C002(2)E CONTENTS INTRODUCTION.5 1 General 6 1.1 Scope6 1.2 Normative references 6 1.3 Definitions.7 1.4 Environmental considera
20、tions7 2 Materials and cable construction 7 2.1 General remarks7 2.2 Cable construction.8 2.3 Identification10 2.4 Finished cable.10 3 Test methods10 3.1 General remarks10 3.2 Electrical tests.10 3.3 Mechanical and dimensional measurement tests .10 3.4 Environmental tests.15 3.5 Temperature tests .1
21、9 3.6 Chemical tests.22 3.7 Radiation tests 23 Annex A (normative) Horizontal integrated fire-test method27 A.1 Definitions, symbols and abbreviations 27 A.2 Test environment.27 A.3 Test apparatus.27 A.4 Test specimens35 A.5 Calibration and maintenance of test equipment36 A.6 Test specimen preparati
22、on.40 A.7 Test procedures.41 A.8 Post-test clean-up and inspection 43 A.9 Calculations.43 A.10 Report .46 Annex B (normative) Method for determining suitability of oxygen analysers for making heat release measurements47 B.1 General .47 B.2 Procedure47 B.3 Additional precautions .47 Annex C (informat
23、ive) Material information list.48 C.1 Analyser 48 C.2 Fire-test chamber 48 Page3 EN620121:2002260-211 EI:C002(2)E 3 C.3 Firebrick 48 C.4 Inside glass panes.48 C.5 Lamp .49 C.6 Recording device.49 C.7 Bi-directional probe49 C.8 Neutral density filters.49 C.9 Gas calorimeter .49 C.10 Standard insulate
24、d conductor (calibration cable)49 Annex D (informative) Brick sizes 50 Bibilogrpahy53 iFugre 1 F ixrute for calbe crsuhign test 11 iFugre 2 B endign under etsnoin .21 iFugre 3 T esnlie perfromcnae msaeruing paparauts.41 iFugre 4 xE malpfo e temreptaruv eerssu time 22 iFugre 5 T est set up for radiat
25、oin .52 iFugre .AcS 1hematic fo tha eir-inlte chmareb82 iFugre .AcS 2hematic fo the fire test chmareb03 iFugre .ArC 3sos-section fo the fire sett chmareb (Scetion -B,B Figure .A)2 03 iFugre .AcS 4hematic fo thxe ehaust rtansitino 23 iFugre .AmS 5koe msaerumetne systme 33 Fiugre .A6 Lcotaino fo exahs
26、ut rtasnitio,n xehsuat dcuts ,mkom esaeurmenes tystme nad damrep 43 iFugre .AD 7etails fo dalder cablrt eay and supropst 43 iFugre .AcS 8hematic fo gas sampling sysmet .63 Figure A.9 Tempretaruih estory of onirginar ceniofrced ecment aobrd ta htremocopule in air (7 m)93 Tlbae 1 Requrimenef tor virba
27、toin 61 Tlbae 2 Sock severitise71 Tlbae 3 Chracatreistcis to bc ecehked vressu htf ereuqecny rnage fo the paplcitaino.81 Tlbae 4 Circuit nitrgeity clsases E91 Tlbae 5 Total dose/sode raet combinatoisn 62 Tlbae D1. Sizes fo rbciks .50 Page4 EN620121:2002 62012-1 IEC:2002(E) 3 .C3 Friebrick 84 .C4 snI
28、ide lgsas pasen.84 .C5 maLp .94 .C6 Rceroding devcie.94 .C7 B-iridecitonal rpobe94 .C8 Neurtal density fitlres.94 .C9 Gsa calorimeter .94 .C01 tSandard insulaetc doncudrot (calibration cabl)e94 Annex D (ifnromative) rBcik sizes 05 Bibliography53 Figure 1 Fixture for cable crushing test 11 Figure 2 B
29、ending under tension .12 Figure 3 Tensile performance measuring apparatus.14 Figure 4 Example of temperature versus time 22 Figure 5 Test set up for radiation .25 Figure A.1 Schematic of the air-inlet chamber28 Figure A.2 Schematic of the fire test chamber30 Figure A.3 Cross-section of the fire test
30、 chamber (Section B-B, Figure A.2) 30 Figure A.4 Schematic of the exhaust transition 32 Figure A.5 Smoke measurement system 33 Figure A.6 Location of exhaust transition, exhaust duct, smoke measurement system and damper 34 Figure A.7 Details of ladder cable tray and supports 34 Figure A.8 Schematic
31、of gas sampling system .36 Figure A.9 Temperature history of inorganic reinforced cement board at thermocouple in air (7 m)39 Table 1 Requirement for vibration 16 Table 2 Sock severities17 Table 3 Characteristics to be checked versus the frequency range of the application.18 Table 4 Circuit integrit
32、y classes E19 Table 5 Total dose/dose rate combinations 26 Table D.1 Sizes of bricks .50 4egaP 2002:121026NE Annex ZA (normative) Normative references to international publications with their corresponding European publications 15 62012-1 IEC:2002(E) 3 .C3 Friebrick 84 .C4 snIide lgsas pasen.84 .C5
33、maLp .94 .C6 Rceroding devcie.94 .C7 B-iridecitonal rpobe94 .C8 Neurtal density fitlres.94 .C9 Gsa calorimeter .94 .C01 tSandard insulaetc doncudrot (calibration cabl)e94 Annex D (ifnromative) rBcik sizes 05 Bibilogrpahy53 Figure 1 Fixture for cable crushing test 11 Figure 2 Bending under tension .1
34、2 Figure 3 Tensile performance measuring apparatus.14 Figure 4 Example of temperature versus time 22 Figure 5 Test set up for radiation .25 Figure A.1 Schematic of the air-inlet chamber28 Figure A.2 Schematic of the fire test chamber30 Figure A.3 Cross-section of the fire test chamber (Section B-B,
35、Figure A.2) 30 Figure A.4 Schematic of the exhaust transition 32 Figure A.5 Smoke measurement system 33 Figure A.6 Location of exhaust transition, exhaust duct, smoke measurement system and damper 34 Figure A.7 Details of ladder cable tray and supports 34 Figure A.8 Schematic of gas sampling system
36、.36 Figure A.9 Temperature history of inorganic reinforced cement board at thermocouple in air (7 m)39 Table 1 Requirement for vibration 16 Table 2 Sock severities17 Table 3 Characteristics to be checked versus the frequency range of the application.18 Table 4 Circuit integrity classes E19 Table 5 T
37、otal dose/dose rate combinations 26 Table D.1 Sizes of bricks .50 4egaP 2002:121026NE 260-211 EI:C002(2)E 3 C.3 Firebrick 48 C.4 Inside glass panes.48 C.5 Lamp .49 C.6 Recording device.49 C.7 Bi-directional probe49 C.8 Neutral density filters.49 C.9 Gas calorimeter .49 C.10 Standard insulated conduc
38、tor (calibration cable)49 Annex D (informative) Brick sizes 50 Bibilogrpahy53 iFugre 1 F ixrute for calbe crsuhign test 11 iFugre 2 B endign under etsnoin .21 iFugre 3 T esnlie perfromcnae msaeruing paparauts.41 iFugre 4 xE malpfo e temreptaruv eerssu time 22 iFugre 5 T est set up for radiatoin .52
39、iFugre .AcS 1hematic fo tha eir-inlte chmareb82 iFugre .AcS 2hematic fo the fire test chmareb03 iFugre .ArC 3sos-section fo the fire sett chmareb (Scetion -B,B Figure .A)2 03 iFugre .AcS 4hematic fo thxe ehaust rtansitino 23 iFugre .AmS 5koe msaerumetne systme 33 Fiugre .A6 Lcotaino fo exahsut rtasn
40、itio,n xehsuat dcuts ,mkom esaeurmenes tystme nad damrep 43 iFugre .AD 7etails fo dalder cablrt eay and supropst 43 iFugre .AcS 8hematic fo gas sampling sysmet .63 Figure A.9 Tempretaruih estory of onirginar ceniofrced ecment aobrd ta htremocopule in air (7 m)93 Tlbae 1 Requrimenef tor virbatoin 61
41、Tlbae 2 Sock severitise71 Tlbae 3 Chracatreistcis to bc ecehked vressu htf ereuqecny rnage fo the paplcitaino.81 Tlbae 4 Circuit nitrgeity clsases E91 Tlbae 5 Total dose/sode raet combinatoisn 62 Tlbae D1. Sizes fo rbciks .50 Page4 EN620121:2002 nnAex ZA (nroma)evit roNmevita refercnese ot tniertann
42、oial bupcilatoisn wit htrieh corresidnopruE gnoaepn uplbcitasnoi 51 62012-1 IEC:2002(E) 3 .C3 Friebrick 84 .C4 snIide lgsas pasen.84 .C5 maLp .94 .C6 Rceroding devcie.94 .C7 B-iridecitonal rpobe94 .C8 Neurtal density fitlres.94 .C9 Gsa calorimeter .94 .C01 tSandard insulaetc doncudrot (calibration c
43、abl)e94 Annex D (ifnromative) rBcik sizes 05 Bibliography53 Figure 1 Fixture for cable crushing test 11 Figure 2 Bending under tension .12 Figure 3 Tensile performance msaeruing paparauts.14 Figure 4 Example of temperature versus time 22 Figure 5 Test set up for radiation .25 Figure A.1 Schematic of
44、 the air-inlet chamber28 Figure A.2 Schematic of the fire test chamber30 Figure A.3 Cross-section of the fire test chamber (Section B-B, Figure A.2) 30 Figure A.4 Schematic of the exhaust transition 32 Figure A.5 Smoke measurement system 33 Figure A.6 Location of exhaust transition, exhaust duct, sm
45、oke measurement system and damper 34 Figure A.7 Details of ladder cable tray and supports 34 Figure A.8 Schematic of gas sampling system .36 Figure A.9 Temperature history of inorganic reinforced cement board at thermocouple in air (7 m)39 Table 1 Requirement for vibration 16 Table 2 Sock severities
46、17 Table 3 Characteristics to be checked versus the frequency range of the application.18 Table 4 Circuit integrity classes E19 Table 5 Total dose/dose rate combinations 26 Table D.1 Sizes of bricks .50 4egaP 2002:121026NE 260-211 EI:C002(2)E 3 C.3 Firebrick 48 C.4 Inside glass panes.48 C.5 Lamp .49
47、 C.6 Recording device.49 C.7 Bi-directional probe49 C.8 Neutral density filters.49 C.9 Gas calorimeter .49 C.10 Standard insulated conductor (calibration cable)49 Annex D (informative) Brick sizes 50 Bibliography53 iFugre 1 F ixrute for calbe crsuhign test 11 iFugre 2 B endign under etsnoin .21 iFug
48、re 3 T esnlie perfromcnae msaeruing paparauts.41 iFugre 4 xE malpfo e temreptaruv eerssu time 22 iFugre 5 T est set up for radiatoin .52 iFugre .AcS 1hematic fo tha eir-inlte chmareb82 iFugre .AcS 2hematic fo the fire test chmareb03 iFugre .ArC 3sos-section fo the fire sett chmareb (Scetion -B,B Figure .A)2 03 iFugre .AcS 4hematic fo thxe ehaust rtansitino 23 iFugre .AmS 5koe msaerumetne systme 33 Fiugre .A6 Lcotaino fo exahsut rtasnitio,n xehsuat dcuts ,mkom esaeurmenes tystme nad damrep 43 iFugre .
