1、Explosive atmospheresPart 30-1: Electrical resistance trace heating General and testing requirementsBS EN 60079-30-1:2017BSI Standards PublicationWB11885_BSI_StandardCovs_2013_AW.indd 1 15/05/2013 15:06EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 60079-30-1 April 2017 ICS 29.260.20 Supersede
2、s EN 60079-30-1:2007English Version Explosive atmospheres - Part 30-1: Electrical resistance trace heating - General and testing requirements (IEC/IEEE 60079-30-1:2015 , modified) Atmosphres explosives - Partie 30-1: Traage par rsistance lectrique - Exigences gnrales et dessai (IEC/IEEE 60079-30-1:2
3、015 , modifie) Explosionsgefhrdeter Bereiche - Teil 30-1: Elektrische Widerstands-Begleitheizungen - Allgemeine Anforderungen und Prfanforderungen (IEC/IEEE 60079-30-1:2015 , modifiziert) This European Standard was approved by CENELEC on 2017-03-06. CENELEC members are bound to comply with the CEN/C
4、ENELEC 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 Management Centre
5、 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 the same status
6、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, Latvia, Lithuania, L
7、uxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnisch
8、e Normung CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2017 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members. Ref. No. EN 60079-30-1:2017 ENational forewordThis British Standard is the UK implementation of EN 60079-30-1:2017.
9、It is derived from IEC/IEEE 60079-30-1:2015. It supersedes BS EN 60079-30-1:2007, which is withdrawn.The CENELEC common modifications have been implemented at the appropriate places in the text. The start and finish of each common modification is indicated in the text by .The UK participation in its
10、 preparation was entrusted to Technical Committee EXL/31, Equipment for explosive atmospheres.A list of organizations represented on this committee can be obtained on request to its secretary.This publication does not purport to include all the necessary provisions of a contract. Users are responsib
11、le for its correct application. The British Standards Institution 2017 Published by BSI Standards Limited 2017ISBN 978 0 580 79820 7ICS 29.260.20Compliance with a British Standard cannot confer immunity from legal obligations. This British Standard was published under the authority of the Standards
12、Policy and Strategy Committee on 31 July 2017.Amendments/corrigenda issued since publicationDate Text affected BRITISH STANDARDBS EN 60079-30-1:2017EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 60079-30-1 April 2017 ICS 29.260.20 Supersedes EN 60079-30-1:2007English Version Explosive atmosphe
13、res - Part 30-1: Electrical resistance trace heating - General and testing requirements (IEC/IEEE 60079-30-1:2015 , modified) Atmosphres explosives - Partie 30-1: Traage par rsistance lectrique - Exigences gnrales et dessai (IEC/IEEE 60079-30-1:2015 , modifie) Explosionsgefhrdeter Bereiche - Teil 30
14、-1: Elektrische Widerstands-Begleitheizungen - Allgemeine Anforderungen und Prfanforderungen (IEC/IEEE 60079-30-1:2015 , modifiziert) This European Standard was approved by CENELEC on 2017-03-06. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the condit
15、ions 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 member. This European Standard exis
16、ts 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. CENELEC members are the nati
17、onal 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 Netherlands, Norway, Poland, Por
18、tugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung CEN-CENELEC Management Centre: Avenue Marnix
19、 17, B-1000 Brussels 2017 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members. Ref. No. EN 60079-30-1:2017 EBS EN 60079-30-1:2017EN 60079-30-1:2017 (E) 2 European foreword This document (EN 60079-30-1:2017) consists of the text of IEC/IEEE 60079-30-
20、1:2015 prepared by IEC/TC 31 “Equipment for explosive atmospheres“ in collaboration with IEEE Standards Association (IEEE-SA), together with the common modifications prepared by CLC/TC 31 “Electrical apparatus for potentially explosive atmospheres“. The following dates are fixed: latest date by whic
21、h this document has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2018-03-06 latest date by which the national standards conflicting with this document have to be withdrawn (dow) 2020-03-06 This document supersedes EN 60079-30-1:2007. Th
22、e State of the Art is included in Annex ZY “Significant changes between this European Standard and EN 60079-30-1:2007”. For the significant changes with respect to EN 60079-30-1:2007, see Annex ZY. Annexes which are additional to those in IEC/IEEE 60079-30-1:2015 are prefixed “Z”. This document has
23、been prepared under a mandate given to CENELEC by the European Commission and the European Free Trade Association, and supports essential requirements of EU Directive. For the relationship with EU Directive see informative Annex ZZ, which is an integral part of this document. BS EN 60079-30-1:2017EN
24、 60079-30-1:2017 (E) 2 European foreword This document (EN 60079-30-1:2017) consists of the text of IEC/IEEE 60079-30-1:2015 prepared by IEC/TC 31 “Equipment for explosive atmospheres“ in collaboration with IEEE Standards Association (IEEE-SA), together with the common modifications prepared by CLC/
25、TC 31 “Electrical apparatus for potentially explosive atmospheres“. 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) 2018-03-06 latest date by which the national standard
26、s conflicting with this document have to be withdrawn (dow) 2020-03-06 This document supersedes EN 60079-30-1:2007. The State of the Art is included in Annex ZY “Significant changes between this European Standard and EN 60079-30-1:2007”. For the significant changes with respect to EN 60079-30-1:2007
27、, see Annex ZY. Annexes which are additional to those in IEC/IEEE 60079-30-1:2015 are prefixed “Z”. This document has been prepared under a mandate given to CENELEC by the European Commission and the European Free Trade Association, and supports essential requirements of EU Directive. For the relati
28、onship with EU Directive see informative Annex ZZ, which is an integral part of this document. EN 60079-30-1:2017 (E) 5 Annex ZA (normative) Normative references to international publications with their corresponding European publications The following referenced documents are indispensable for the
29、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. NOTE When an international publication has been modified by common modifications, indicated by (mod), the rele
30、vant EN/HD applies. Publication Year Title EN/HD Year IEC 60050-151 2001 International Electrotechnical Vocabulary - Part 151: Electrical and magnetic devices - - IEC 60050-426 2008 International Electrotechnical Vocabulary - Part 426: Equipment for explosive atmospheres - - IEC 60079-0 2011 Explosi
31、ve atmospheres - Part 0: Equipment General requirements EN 60079-0 + A11 2012 2013 IEC 60695-11-3 - Fire hazard testing - Part 11-3: Test flames 500 W flames - Apparatus and confirmational test methods EN 60695-11-3 - ISO 4582 - Plastics - Determination of changes in colour and variations in propert
32、ies after exposure to daylight under glass, natural weathering or laboratory light sources - - ISO 4892-1 - Plastics - Methods of exposure to laboratory light sources - Part 1: General guidance EN 4892-1 - ISO 4892-2 - Plastics - Methods of exposure to laboratory light sources - Part 2: Xenon-arc la
33、mps EN 4892-2 - ASTM D5025 - Standard specification for laboratory burner used for small-scale burning tests on plastic materials - - ASTM G155 - Standard practice for operating xenon arc light apparatus for exposure of nonmetallic materials - - BS EN 60079-30-1:2017EN 60079-30-1:2017 (E) 6 Annex ZY
34、 (informative) Significant changes between this European Standard and EN 60079-30-1:2007 The significant changes with respect to EN 60079-30-1:2007 are as listed below. Type Significant Changes Clause Minor and editorial changes Extension Major technical changes Addition of clarification for the exc
35、lusion of EPLs Ga and Da 1 X Addition of table specifying the application or exclusion of specific clauses of IEC 60079-0 Edition 6 1 X For stabilized designs, a clarification for the need for verification by testing and the addition of a table for the specific requirements 4.5.2 X For controlled de
36、signs, a clarification for the need for verification by testing and the addition of a table for the specific requirements 4.5.3 X For controlled designs, clarifications and additions on the separate requirements for Gb/Db and Gc/Dc 4.5.3 X The requirements for calibration of the flammability test fi
37、xture are replaced with equivalent requirements for the energy levels of the test gases 5.1.4 X Addition of a minimum temperature impact test 5.1.5 C1 For thermal stability, the addition of a bending requirement on a mandrel 5.1.11 C1 The replacement of the thermal safety procedure with a thermal pe
38、rformance procedure 5.1.12 C2 The addition of a second procedure utilizing a plate fixture for the systems method for maximum sheath temperature determination 5.1.13.2 C3 Addition of outdoor exposure test 5.1.16 C4 Requirement changed for the marking of the minimum installation temperature 6.1 C5 Ad
39、dition of new markings requirements for field assembled components 6.2 C5 Additions and changes to the documentation requirements 7 C5 Addition of Annex Annex A X Addition of Annex Annex B X Addition of Annex specifying trace heating design verification methodology, moved from IEC 60079-30-2 Annex C
40、 C6 NOTE The technical changes referred to include the significance of technical changes in the revised IEC Standard, but they do not form an exhaustive list of all modifications from the previous version. BS EN 60079-30-1:2017EN 60079-30-1:2017 (E) 6 Annex ZY (informative) Significant changes betwe
41、en this European Standard and EN 60079-30-1:2007 The significant changes with respect to EN 60079-30-1:2007 are as listed below. Type Significant Changes Clause Minor and editorial changes Extension Major technical changes Addition of clarification for the exclusion of EPLs Ga and Da 1 X Addition of
42、 table specifying the application or exclusion of specific clauses of IEC 60079-0 Edition 6 1 X For stabilized designs, a clarification for the need for verification by testing and the addition of a table for the specific requirements 4.5.2 X For controlled designs, a clarification for the need for
43、verification by testing and the addition of a table for the specific requirements 4.5.3 X For controlled designs, clarifications and additions on the separate requirements for Gb/Db and Gc/Dc 4.5.3 X The requirements for calibration of the flammability test fixture are replaced with equivalent requi
44、rements for the energy levels of the test gases 5.1.4 X Addition of a minimum temperature impact test 5.1.5 C1 For thermal stability, the addition of a bending requirement on a mandrel 5.1.11 C1 The replacement of the thermal safety procedure with a thermal performance procedure 5.1.12 C2 The additi
45、on of a second procedure utilizing a plate fixture for the systems method for maximum sheath temperature determination 5.1.13.2 C3 Addition of outdoor exposure test 5.1.16 C4 Requirement changed for the marking of the minimum installation temperature 6.1 C5 Addition of new markings requirements for
46、field assembled components 6.2 C5 Additions and changes to the documentation requirements 7 C5 Addition of Annex Annex A X Addition of Annex Annex B X Addition of Annex specifying trace heating design verification methodology, moved from IEC 60079-30-2 Annex C C6 NOTE The technical changes referred
47、to include the significance of technical changes in the revised IEC Standard, but they do not form an exhaustive list of all modifications from the previous version. EN 60079-30-1:2017 (E) 7 Explanation of the Types of Significant Changes: A) Definitions 1. Minor and editorial changes: Clarification
48、 Decrease of technical requirements Minor technical change Editorial corrections These are changes which modify requirements in an editorial or a minor technical way. They include changes of the wording to clarify technical requirements without any technical change, or a reduction in level of existi
49、ng requirement. 2. Extension: Addition of technical options These are changes which add new or modify existing technical requirements, in a way that new options are given, but without increasing requirements for equipment that was fully compliant with the previous standard. Therefore, these will not have to be considered for products in conformity with the preceding edition. 3. Major technical changes: addition of technical requirements increase of technical requirements These are changes to technical requirements (addition,
