ISO INTERNATIONAL STANDARD 7398 Second edition 1990-11-01 Motorcycles -.- Direct current flasher units Motocycles -- Centrales clignotantes en courant continu Reference number 1SO 7398:1990(E) Copyright International Organization for Standardization No reproduction or networking permited without license from IHS by IHS und with ISC Not for Resale ISO 7398:1990(E) 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 throughIso technical committees.Each member body interested in a subject for which a technica! committee has been established has the right to be represented on that committee. International organizations, govern- mental and non-governmental, in liaison with isO, also take part in the work. Iso collaborates closely with the International Electrotechnical Commission (IEC) on ali matters of electrotechnical standardization. Draft International Standards adopted by the technical committees are circulated to the member bodies for voting. Publication as an Inter- bodies casting a vote. International Standard Iso 7398 was prepared by Technical Committee ISO/TC 22, Road vehicles. Thissecond edition cancels and replacesthefirst edition (so 7398:1984), references in which have been updated and a change made to 5.6. This International Standard forms one of a series of related Standards: sO7398,Motorcycles--Directcurrentflasherunits so7399,Motorcycles-Alternatingcurrentflasherunits Iso7400,Mopeds--Alternating currentflasher units iso 8052,Mopeds---Direct currentflasherunits ISO1990 All rights reserved.Nopart of this publicatlonmaybe reproduced orutilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from the publisher. International Organization for Standardization CasePostale56*CH-1211Geneve20*Switzerland Prlinted in swltzerland 1f CopyrightInternationalOrganizationforStandardization No reproductic d without license from IHS Not for Resale ISO 7398:1990(E) INTERNATIONAL STANDARD Motorcycles s -- Direct current flasher units 1 Scope Table 1- Identification of flasher unit terminal This International Standard specifies the electrical Identification characteristics with which direct current (d.c.) number of Allocation flasher units for motorcycles are required to comply terminalst) when submitted for type-testing. 1 Current supply It applies to flashers intended for use on motorcyles, as defined in I0 3833, with 6 V or 12 V electrical 2 To the turn signal switch systems. 4 Common return 5 To the tell-tale lamp "Off" circuit of the operating 7 2 Normative references tell-tale Return for the turn signa! The following standards contain provisions which, 8 switch,left side through reference in this text, constitute provisions Return for the turn signal 9 of this International Standard. At the time of publi- switch, right side cation, the editions indicated were valid. All stan- 102) Indicator lights to the left dards sare subject to revision, and partiesto 112) Indicator lights to the right agreements based on this Internationai standard are encouraged to investigate the possibility of ap- 1) Other terminal identifications are allowed. plying the most recent editions of the standards in- dicated below. Members of IEC and iso maintain 2) When front and rear direction indicator lights of a registers of currently valid international Standards. motorcyle are individually connected to the flasher, the corresponding terminals shall each have the same identification number. Iso 3833:1977, Road vehicles --- Types -- Terms and definitions. 3.2 Functions IEC 810:1986,Lamps for road vehicles --- Perform- ance requirements. The functions of the flashers may be the following: IEC810:1986/Amd.1:1988,Amendment1. a) flasher exclusively for direction indicator lights; b) flasher exciusively for hazard warning signa