1、 Cable trunking and ducting systems for electrical installations Part 1:General requirements Reference number IEC 61084-1:1991(E)INTERNATIONAL STANDARD IEC61084-1 First edition1991 This English-language version is derived from the original bilingual publication by leaving out all French-language pag
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8、Centre:Email:custserviec.ch Tel:+41 22 919 02 11 Fax:+41 22 919 03 00 Cable trunking and ducting systems for electrical installations Part 1:General requirements For price,see current catalogue IEC 1991 Copyright-all rights reserved No part of this publication may be reproduced or utilized in any fo
9、rm or by any means,electronic or mechanical,including photocopying and microfilm,without permission in writing from the publisher.International Electrotechnical Commission,3,rue de Varemb,PO Box 131,CH-1211 Geneva 20,SwitzerlandTelephone:+41 22 919 02 11 Telefax:+41 22 919 03 00 E-mail:inmailiec.ch
10、Web:www.iec.ch INTERNATIONAL STANDARD IEC61084-1 First edition1991 S Commission Electrotechnique InternationaleInternational Electrotechnical Commission PRICE CODE 1084-1 IEC?-3-CONTENTSPageFOREWORD?5Clause1?Scope?72?Normative references?73?Definitions?94?General requirements?115?General conditions
11、for tests?116?Classification?137?Marking?198?Dimensions?219?Construction?2110 Mechanical properties?2911 Resistance to flame propagation(Under consideration)?3512 Electrical characteristics?3513 External influences(Under consideration)?37ANNEX?39FIGURES?42Report on VotingSix Months Rule23A(CO)6523A(
12、CO)611084-1 IEC?-5-INTERNATIONAL ELECTROTECHNICAL COMMISSIONCABLE TRUNKING AND DUCTING SYSTEMSFOR ELECTRICAL INSTALLATIONSPart 1:General requirementsFOREWORD1)The formal decisions or agreements of the IEC on technical matters,prepared by Technical Committees onwhich all the National Committees havin
13、g a special interest therein are represented,express,as nearly aspossible,an international consensus of opinion on the subjects dealt with.2)They have the form of recommendations for international use and they are accepted by the NationalCommittees in that sense.3)In order to promote international u
14、nification,the IEC expresses the wish that all National Committeesshould adopt the text of the IEC recommendation for their national rules in so far as national conditions willpermit.Any divergence between the IEC recommendation and the corresponding national rules should,asfar as possible,be clearl
15、y indicated in the latter.This part of the International Standard has been prepared by Sub-Committee 23A:Conduits for electrical purposes,of IEC Technical Committee No.23:Electrical accesso-ries.The text of this part is based on the following documents:Full information on the voting for the approval
16、 of this part can be found in the VotingReport indicated in the above table.Annex A is for information only.In this standard,the following print types are used:Requirements proper:in roman type;Test specifications:in italic type;Notes:in small roman type.1084-1cOIEC?-7-CABLE TRUNKING AND DUCTING SYSTEMSFOR ELECTRICAL INSTALLATIONSPart 1:General requirements1 ScopeThis standard specifies requirements for cable trunking and cable ducting systems inten-ded for the accommodation,and where necessary