




已阅读5页,还剩12页未读, 继续免费阅读
版权说明:本文档由用户提供并上传,收益归属内容提供方,若内容存在侵权,请进行举报或认领
文档简介
licensed copy: :fullname, : date, uncontrolled copy, (c) bsibritish standard bs en61386-23:2004conduit systems for cable management part 23: particular requirements flexible conduit systemsthe european standard en 61386-23:2004 has the status of abritish standardics 29.120.10 bs en 61386-23:2004national forewordthis british standard is the official english language version ofen 61386-23:2004. it is identical with iec 61386-23:2002. it supersedesbs en 50086-2-3:1996 which will be withdrawn on 30 june 2008.the uk participation in its preparation was entrusted to technical committeepel/213, cable management, which has the responsibility to:aid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 informed;monitor related international and european developments and promulgate them in the uk.a list of organizations represented on this committee can be obtained on request to its secretary.cross-referencesthe british standards which implement international or european publications referred to in this document may be found in the bsi catalogue under the section entitled “international standards correspondence index”, or by using the “search” facility of the bsi electronic catalogue or ofbritish standards online.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 does not of itself confer immunity from legal obligations.summary of pagesthis document comprises a front cover, an inside front cover, the en title page, pages 2 to 13 and a back cover.the bsi copyright notice displayed in this document indicates when the document was last issued.licensed copy: :fullname, : date, uncontrolled copy, (c) bsiamd. no.datecommentsthis british standard was published under the authority of the standards policy and strategy committee on26 may 2004 bsi 26 may 2004isbn 0 580 43797 3amendments issued since publicationeuropean standarden 61386-23norme europenneeuropische normfebruary 2004ics 29.120.10supersedes en 50086-2-3:1995 + a11:1998incorporates corrigendum april 2004english versionconduit systems for cable management part 23: particular requirements flexible conduit systems(iec 61386-23:2002)systmes de conduits pour installations lectriquespartie 23: rgles particulires systmes de conduits souples (cei 61386-23:2002)elektroinstallationsrohrsysteme fr elektrische energie und fr informationen teil 23: besondere anforderungen fr flexible elektroinstallationsrohrsysteme (iec 61386-23:2002)licensed copy: :fullname, : date, uncontrolled copy, (c) bsithis european standard was approved by cenelec on 2003-09-23. 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 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 language and notified to the central secretariat has the same status as the official versions.cenelec members are the national electrotechnical committees of austria, belgium, cyprus, czech republic, denmark, estonia, finland, france, germany, greece, hungary, iceland, ireland, italy, latvia, lithuania, luxembourg, malta, netherlands, norway, poland, portugal, slovakia, slovenia, spain, sweden, switzerland and united kingdom.ceneleceuropean committee for electrotechnical standardization comit europen de normalisation electrotechnique europisches komitee fr elektrotechnische normungcentral secretariat: rue de stassart 35, b - 1050 brussels 2004 cenelec - all rights of exploitation in any form and by any means reserved worldwide for cenelec members.ref. no. en 61386-23:2004 elicensed copy: :fullname, : date, uncontrolled copy, (c) bsipage 2en 6138623:2004forewordthe text of the international standard iec 61386-23:2002, prepared by sc 23a, cable management systems, of iec tc 23, electrical accessories, was submitted to the unique acceptance procedure and was approved by cenelec as en 61386-23 on 2003-09-23.this european standard supersedes en 50086-2-3:1995 + corrigendum february 2001 + a11:1998 + a11:1998/corrigendum february 2001.the following dates were fixed: latest date by which the en has to be implemented at national level by publication of an identicalnational standard or by endorsement(dop)2004-10-01 latest date by which the national standards conflictingwith the en have to be withdrawn(dow)2008-06-30this part 23, which specifies particular requirements for flexible conduit systems, is to be used in conjunction with en 61386-1:2004.this part 23 supplements or modifies the corresponding clauses of en 61386-1. where a particular clause or subclause of part 1 is not mentioned in this part 23, that clause or subclause applies as far as is reasonable. where this part 23 states addition, modification or replacement, the relevant text of part 1 is to be adapted accordingly.subclauses, tables and figures which are in addition to those in part 1 are numbered starting with 101. additional annexes are lettered aa, bb, etc.a conduit system which complies with this standard is deemed safe for use when installed in accordance with national wiring regulations, whilst applying the manufacturers installation instructions and conduit classification.in this standard, the following print types are used:-requirements: in roman type;-test specifications: in italic type;-notes: in smaller roman type.annexes zaa and zbb have been added by cenelec.endorsement noticethe text of the international standard iec 61386-23:2002 was approved by cenelec as a europeanstandard without any modification.page 11en 6138623:2004licensed copy: :fullname, : date, uncontrolled copy, (c) bsicontents1scope .42normative references .43definitions .44general requirements .45general conditions for tests .46classification.47marking and documentation .48dimensions .59construction .510 mechanical properties .511 electrical properties.612 thermal properties .713 fire effects .714 external influences .715 electromagnetic compatibility .7annex za (normative) normative references to international publicationswith their corresponding european publications. 12figure 101 flexing test apparatus .8figure 102 gauge for checking the minimum inside diameter of the conduit systemafter impact and resistance to heat tests . 9figure 103 assembly of conduit and terminating conduit fitting for bonding test . 10licensed copy: :fullname, : date, uncontrolled copy, (c) bsiconduit systems for cable management part 23: particular requirements flexible conduit systems1 scopethis clause of part 1 is applicable, except as follows:addition:this part of iec 61386 specifies the requirements for flexible conduit systems.2 normative referencesthis clause of part 1 is applicable.3 definitionsthis clause of part 1 is applicable.4 general requirementsthis clause of part 1 is applicable.5 general conditions for teststhis clause of part 1 is applicable.6 classificationthis clause of part 1 is applicable, except as follows:subclauses 6.1.3 1, 6.1.3 2 and 6.1.3 3 are not applicable.note flexible conduit systems according to 6.1.1 1, 6.1.1 2, 6.1.2 1, 6.1.2 2 and classification 1x from 6.2.1, table 1 are not allowed in france.7 marking and documentationthis clause of part 1 is applicable, except as follows:addition:7.1.101 the conduit shall be marked in accordance with 7.1 along its entire length at regular intervals of preferably 1 m but not longer than 3 m. where this is technically impractical, the mark shall be on a label attached to the product at each end, or on the packaging.licensed copy: :fullname, : date, uncontrolled copy, (c) bsicompliance is checked by inspection.7.1.102 the manufacturer shall document or add to the packaging for the system the minimum inside diameter, the minimum bend radius and the classification in accordance with clause 6.compliance is checked by inspection.8 dimensionsreplacement:8.1 threads shall comply with iec 60423.compliance is checked by means of the gauges specified in iec 60423.8.2 the minimum inside diameter of the conduit system shall be as declared by the manufacturer.compliance is checked by measurement.9 constructionthis clause of part 1 is applicable.10 mechanical propertiesthis clause of part 1 is applicable, except as follows:10.1 mechanical strength10.1.1 addition:note very light flexible conduits should not be considered as providing adequate mechanical protection and should not be used within the construction of buildings.10.4 bending testthis subclause of part 1 is not applicable.10.5 flexing test10.5.101 an assembly consisting of a conduit with a terminating conduit fitting, assembled in accordance with the manufacturers instructions, shall be subjected to a flexing test by means of the apparatus shown in figure 02 the test shall be made on six samples of conduit of an appropriate length. three of the samples shall be tested at the minimum declared transport, application and installation temperature as given in table 1 with a tolerance of 2 c. the other three samples shall be tested at the maximum declared application and installation temperature as given in table 2 with a tolerance of 2 c.licensed copy: :fullname, : date, uncontrolled copy, (c) bsia manufacturer may declare that a flexible conduit is suitable for transport and installation according to table 1 but may only be suitable for flexing at ambient temperature as a minimum. in this case the test shall be carried out at (20 2) c and the 3rd digit of the classification code shall be x. the manufacturer shall clearly declare in his literature both the minimum transport and installation temperature in accordance with table 1, the minimum application temperature which is ambient and the maximum installation and application temperature in accordance with table 03 the sample shall be fixed to the oscillating member by means of the terminating conduit fitting as shown in figure 101, so that when the conduit is at the middle of its travel, the axis of the conduit is vertical and passes through the axis of the oscillation. the apparatus with the sample shall be conditioned for 2 h or until the sample has attained the declared temperature, whichever period is the longer.10.5.104 the oscillating member shall be moved backwards and forwards through a total angle of (180 5) divided equally about the vertical axis. the assembly shall be subjected to5 000 flexings at a rate of (40 5) flexings per minute. a flexing constitutes, starting from the vertical position, one continuous cycle of movement of essentially sinusoidal forms.10.5.105 after the test, the sample shall show no sign of disintegration, nor shall there be any cracks visible to normal or corrected vision without magnification.10.6 collapse testthis subclause of part 1 is not applicable.10.7 tensile strengththis subclause of part 1 is applicable, except as follows:10.7.3 replacement:for conduit systems where tensile strength is not declared, the tensile strength of the joint shall comply with classification 1 in table 6.11 electrical propertiesthis clause of part 1 is applicable, except as follows:11.2 bonding testreplacement:0a sample of a conduit and terminating conduit fitting shall be assembled in accordance with the manufacturers instructions and mounted as shown in figure 103. a current of 25 a, having a frequency of 50 hz to 60 hz, derived from an a.c. source having a no-load voltage not exceeding 12 v, shall be passed through the assembly for ( 60 +5 ) s. then the voltagedrop shall be measured between the points shown in figure 103 and the resistance calculated from the current and this voltage drop.the resistance shall not exceed 0,05 w.licensed copy: :fullname, : date, uncontrolled copy, (c) bsiwhere special devices are required for the coupling of conduit and conduit fittings, they shall be sufficient to remove the protective coating from the conduit, or the protective finish shall be removed in accordance with the manufacturers instructions.12 thermal propertiesthis clause of part 1 is applicable, except as follows:12.2.4 replacement:the load is then removed and immediately after its removal it shall be possible to pass the appropriate gauge, in accordance with figure 102, through the conduit under its own weight and without any initial speed, with the sample in the vertical position.13 fire effectsthis clause of part 1 is applicable.14 external influencesthis clause of part 1 is applicable.15 electromagnetic compatibilitythis clause of part 1 is applicable.b a1yzds22dsr2r13dnkeya conduitb terminating fittingds outside diameter of conduit (a)dn inside diameter of support block: 1,1 dsr1 radius of support block: 0,5 d,r2 radius of support block: 0,25 dsy minimum bend radius, declared by the manufacturerz 1,5 y1 oscillating member2 guide support block3plan view of guide support blockie c 50 5/02 licensed copy: :fullname, : date, uncontrolled copy, (c) bsinote this drawing is not intended to govern design except as regards the dimensions shown.figure 101 flexing test apparatuslicensed copy: :fullname, : date, uncontrolled copy, (c) bsiiec 4 75/02 d80 % of the manufacturers declared minimum inside diameter of the conduit systemmaterialsteel, hardened and polished, edges slightly roundedmanufacturing tolerance+0,05 mm0tolerance and axial dimension0,2 mmadmissible wear0,01 mmnote this drawing is not intended to govern design except as regards the dimensions shown.figure 102 gauge for checking the minimum inside diameter of the conduit system after impact and resistance to heat testsvx3 x 4a225a 50/60 hz1keyx 12 mm 2 mm1 3 mm steel plate2 optional locknut3 terminating conduit fitting secured to plateby tapped hole or by locknut on fitting thread4 conduitie c 479/0 2licensed copy: :fullname, : date, uncontrolled copy, (c) bsinote this drawing is not intended to govern design except as regards the dimensions shown.figure 103 assembly of conduit and terminating conduit fitting for bonding testlicensed copy: :fullname, : date, uncontrolled copy, (c) bsiannex a(normative)this annex of part 1 is applicableannex b(normative)this annex of part 1 is applicablelicensed copy: :fullname, : date, uncontrolled copy, (c) bs
温馨提示
- 1. 本站所有资源如无特殊说明,都需要本地电脑安装OFFICE2007和PDF阅读器。图纸软件为CAD,CAXA,PROE,UG,SolidWorks等.压缩文件请下载最新的WinRAR软件解压。
- 2. 本站的文档不包含任何第三方提供的附件图纸等,如果需要附件,请联系上传者。文件的所有权益归上传用户所有。
- 3. 本站RAR压缩包中若带图纸,网页内容里面会有图纸预览,若没有图纸预览就没有图纸。
- 4. 未经权益所有人同意不得将文件中的内容挪作商业或盈利用途。
- 5. 人人文库网仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对用户上传分享的文档内容本身不做任何修改或编辑,并不能对任何下载内容负责。
- 6. 下载文件中如有侵权或不适当内容,请与我们联系,我们立即纠正。
- 7. 本站不保证下载资源的准确性、安全性和完整性, 同时也不承担用户因使用这些下载资源对自己和他人造成任何形式的伤害或损失。
最新文档
- 2025北京昌平区统计局面向社会招聘经济运行监测工作专班助统员1人模拟试卷附答案详解(黄金题型)
- 华润法务笔试题目及答案
- 2025湖南湘潭湘乡市教育局招聘公益性岗位人员2人考前自测高频考点模拟试题完整答案详解
- 2025甘肃省公开招募高校银龄教师考前自测高频考点模拟试题及答案详解(有一套)
- 大专思政考试试题及答案
- 2025年化妆师岗位职业技能及理论资格证考试题库附含答案
- 2025年春季北燃实业集团校园招聘考前自测高频考点模拟试题及一套参考答案详解
- 2025年铁路职业技能鉴定高分题库及答案详解
- 2025江西南昌市劳动保障事务代理中心招聘1名外包驾驶员模拟试卷附答案详解(考试直接用)
- 2025江苏苏电产业投资发展有限公司2025年高校毕业生招聘63人(第三批)模拟试卷附答案详解(突破训练)
- 临时展览搭建与施工方案
- 从国内外角度对人工智能未来发展探索及影响的研究报告
- 成人反流误吸高危人群全身麻醉管理专家共识(2025版)解读 3
- 淀粉加工工培训考核试卷及答案
- 网站推广代理服务合同5篇
- 2025年燃气职业技能鉴定全真模拟模拟题【各地真题】附答案详解
- 2025-2026学年辽海版(2024)小学美术二年级上册《巧用材料》教学设计
- 2025中数联物流科技(上海)有限公司招聘考试参考试题及答案解析
- 具身智能+农业种植智能农业机器人应用研究报告
- 量子计算在人工智能领域的发展趋势与2025年应用案例分析报告
- 医疗风险与安全培训课件
评论
0/150
提交评论