BRITISH STANDARD AUTOMOBILE SERIES BS AU 265 -1 :1 997 ISO 65 8-1 : 997 Road vehicles — Ignition systems — Part : Vocabulary IC S 40 43 ; 43 60 BS AU 265-1 :1 997 National foreword This British Standard reproduces verbatim ISO 651 8- : 997 and implements it as the UK national standard The UK participation in its preparation was entrusted to Technical Committee MCE/9, Ignition equipment for spark ignition engines, 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-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Standards Catalogue under the section entitled “International Standards Correspondence Index”, or using the “Find” facility of the BSI Standards Electronic Catalogue A British Standard does not purport to include all the necessary provisions of a contract Users of British Standards are responsible for their correct application Compliance with a British Standard does not of itself confer immunity from legal obligations Summary of pages This document comprises a front cover, an inside front cover, pages i and ii, the ISO title page, pages ii to iv, pages to and a back cover This standard has been updated (see copyright date) and may have had amendments incorporated This will be indicated in the amendment table on the inside front cover This British Standard, having Amendments issued since publication been prepared under the direction of the Engineering Sector Board, was published under the authority of the Standards Board and comes into effect on August 997 © BSI 09- 999 ISBN 80 280 44 Amd No Date Comments BS AU 265 -1 :1 997 Contents Page National foreword Foreword Text of ISO 651 8- © BSI 09- 999 Inside front cover iii i ii blank BS AU 265 -1 :1 997 Contents Page Foreword iii S cop e Normative reference Typ es of ignition sys tems Typ es of ignition coils Parameters Alp hab etical index Descriptors: Road vehicles , motor vehicles , controlled ignition engines , ignition s ys tems , vocab ulary /Descripteurs: Véhicule routier, véhicule moteur, moteur allum age com mandé, s ys tème d’ allumage, vocab ulaire ii © BS I - 99 BS AU 265 -1 :1 997 Foreword ISO (the International Organization for Standardization) is a worldwide federation of national standards bodies (ISO member bodies) The work of preparing International Standards is normally carried out through ISO technical committees Each member body interested in a subject for which a technical committee has been established has the right to be represented on that committee International organizations, governmental and non-governmental, in liaison with ISO, also take part in the work ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization Draft International Standards adopted by the technical committees are circulated to the member bodies for approval before their acceptance as International Standards by the ISO Council They are approved in accordance with ISO procedures requiring at least 75 % approval by the member bodies voting International Standard ISO 6518-1 was prepared by Technical Committee ISO/TC 22, Road vehicles, Subcommittee SC 1, Ignition equipment This second edition cancels and replaces the first edition (ISO 6518-1:1980), which has been technically revised ISO 6518 consists of the following parts, under the general title Road vehicles — Ignition systems : — Part 1: Vocabulary; — Part 2: Electrical performance and function test methods © BSI 09-1999 iii BS AU 265 -1 :1 997 iv © BSI 09- 999 BS AU 265 -1 :1 997 © BSI 09- 999 BS AU 265 -1 :1 997 © BSI 09- 999 BS AU 265 -1 :1 997 © BSI 09- 999 BS AU 265 -1 :1 997 © BSI 09- 999 BS AU 265 -1 :1 997 © BSI 09- 999 BS AU 265 -1 :1 997 © BSI 09- 999 BS AU 265 -1 :1 997 © BSI 09- 999 BS AU 265 -1 :1 997 © BSI 09- 999 BS AU 265 -1 :1 997 © BSI 09- 999 BS AU 265 -1 :1 997 10 © BSI 09- 999 blank BS AU 265 -1 :1 997 ISO 65 8-1 : BSI — British Standards Institution 997 BS I is the indep endent national b ody res p ons ib le for p rep aring Britis h S tandards It p res ents the UK view on s tandards in E urop e and at the international level It is incorp orated b y Royal C harter Revisions Britis h S tandards are up dated b y amendment or revis ion Us ers of Britis h S tandards should make s ure that they p oss es s the latest amendments or editions It is the constant aim of BS I to imp rove the quality of our p roducts and services We would b e grateful if anyone finding an inaccuracy or amb iguity while us ing this Britis h S tandard would inform the S ecretary of the technical committee res p ons ib le, the identity of which can b e found on the inside front cover Tel: 02 89 96 90 00 Fax: 02 89 96 40 BS I offers memb ers an individual up dating s ervice called PLUS which ens ures that s ub s crib ers automatically receive the lates t editions of s tandards Buying standards O rders for all BS I, international and foreign s tandards p ub lications s hould b e addres s ed to C us tomer S ervices Tel: 899 00 Fax: 899 7001 In res p ons e to orders for international standards , it is BS I p olicy to sup p ly the BS I imp lementation of thos e that have b een p ub lis hed as Britis h S tandards, unless otherwis e requested Information on standards BS I p rovides a wide range of information on national, E urop ean and international standards through its Lib rary and its Technical H elp to E xp orters S ervice Various BS I electronic information s ervices are also availab le which give details on all its p roducts and s ervices C ontact the Information C entre Tel: 02 89 96 71 1 Fax: 02 89 96 048 S ub s crib ing memb ers of BS I are kep t up to date with s tandards develop ments and receive sub s tantial discounts on the p urchase p rice of s tandards For details of thes e and other b enefits contact Memb ership Adminis tration Tel: 02 89 96 70 02 Fax: 02 89 96 00 Copyright C op yright s ub s is ts in all BS I p ub lications BS I als o holds the cop yright, in the UK, of the p ub lications of the international s tandardization b odies E xcep t as p ermitted under the C op yright, D es igns and Patents Act 988 no extract may b e rep roduced, s tored in a retrieval s ystem or transmitted in any form or b y any means – electronic, p hotocop ying, recording or otherwis e – without p rior written p ermis s ion from BS I This does not p reclude the free us e, in the cours e of imp lementing the standard, of necess ary details such as s ymb ols, and size, typ e or grade designations If thes e details are to b e used for any other p urp os e than imp lementation then the p rior written p ermiss ion of BS I must b e ob tained If p ermis sion is granted, the terms may include royalty p ayments or a licensing agreement D etails and advice can b e ob tained from the C op yright Manager BS I 89 C his wick H igh Road London W4 4AL Tel: 02 89 96 70