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EUROPEAN STANDARD
EN 61924
NORME EUROPÉENNE
June 2006
EUROPÄISCHE NORM
ICS 47.020.70
English version
Maritime navigation and radiocommunication
equipment and systems -
Integrated navigation systems -
Operational and performance requirements,
methods of testing and required test results
(IEC 61924:2006)
Matériels et systèmes de  Navigations- und
navigation et de radiocommunication - Funkkommunikationsgeräte
Systèmes de navigation intégrés - und -systeme für die Seeschifffahrt -
Exigences opérationnelles et Integrierte Navigationssysteme -
de fonctionnement, Betriebs- und Leistungsanforderungen,
méthodes d'essai et résultats exigibles Prüfverfahren und
(CEI 61924:2006) geforderte Prüfergebnisse
(IEC 61924:2006)
This European Standard was approved by CENELEC on 2006-06-01. 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 two official versions (English and 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, the Czech
Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia,
Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain,
Sweden, Switzerland and the United Kingdom.

CENELEC
European Committee for Electrotechnical Standardization
Comité Européen de Normalisation Electrotechnique
Europäisches Komitee für Elektrotechnische Normung

Central Secretariat: rue de Stassart 35, B - 1050 Brussels

© 2006 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members.
Ref. No. EN 61924:2006 E
Foreword
The text of document 80/433/FDIS, future edition 1 of IEC 61924, prepared by IEC TC 80, Maritime
navigation and radiocommunication equipment and systems, was submitted to the IEC-CENELEC
parallel vote and was approved by CENELEC as EN 61924 on 2006-06-01.
The following dates were fixed:
– latest date by which the EN has to be implemented
at national level by publication of an identical
(dop) 2007-03-01
national standard or by endorsement
– latest date by which the national standards conflicting
(dow) 2009-06-01
with the EN have to be withdrawn
Annex ZA has been added by CENELEC.
__________
Endorsement notice
The text of the International Standard IEC 61924:2006 was approved by CENELEC as a European
Standard without any modification.
__________
- 3 - EN 61924:2006
Annex ZA
(normative)
Normative references to international publications
with their corresponding European publications

The following referenced documents are indispensable for the 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 relevant EN/HD
applies.
Publication Year Title EN/HD Year

IEC 60945 2002 Maritime navigation and radiocommunication EN 60945 2002
equipment and systems - General
requirements - Methods of testing and
required test results
1) 2)
IEC 61162-1 - Maritime navigation and radiocommunication EN 61162-1 2000
equipment and systems - Digital interfaces -
Part 1: Single talker and multiple listeners

1) 2)
IEC 61162-2 - Maritime navigation and radiocommunication EN 61162-2 1998
equipment and systems - Digital interfaces -
Part 2: Single talker and multiple listeners,
high-speed transmission
IEC 61174 2001 Maritime navigation and radiocommunication EN 61174 2001
equipment and systems - Electronic chart
display and information system (ECDIS) -
Operational and performance requirements,
methods of testing and required test results

IEC 61209 1999 Maritime navigation and radiocommunication EN 61209 1999
equipment and systems - Integrated bridge
systems (IBS) - Operational and performance
requirements, methods of testing and
required test results
IEC 62065 2002 Maritime navigation and radiocommunication EN 62065 2002
equipment and systems - Track control
systems - Operational and performance
requirements, methods of testing and
required test results
1)
IMO A.224(VII) - Performance standards for echo-sounding - -
equipment
1)
IMO A.424(XI) - Performance standards for gyro-compasses - -

1)
IMO A.529(XIII) - Accuracy standards for navigation - -

1)
Undated reference.
2)
Valid edition at date of issue.

Publication Year Title EN/HD Year
1)
IMO A.694(17) - General requirements for shipborne radio - -
equipment forming part of the global maritime
distress and safety system (GMDSS) and for
electronic navigational aids
1)
IMO A.815(19) - Worldwide radionavigation system - -

1)
IMO A.821(19) - Performance standards for gyro-compasses - -
for high-speed craft
1)
IMO A.823(19) - Performance standards for automatic radar - -
plotting aids (ARPAs)
1)
IMO A.824(19) - Performance standards for devices to indicate - -
speed and distance
1)
IMO A.830(19) - Code on alarms and indicators - -

1)
IMO A.893(21) - Guidelines for voyage planning - -

IMO 1974 International Convention for the Safety of Life - -
at Sea (SOLAS)
1)
IMO MSC.64(67) - Recommendation on performance standards - -
Annex 1 for integrated bridge systems (IBS)

1)
IMO MSC.64(67) - Recommendation on performance standards - -
Annex 4 for radar equipment
1)
IMO MSC.86(70) - Performance standards for an integrated - -
Annex 3 navigation system (INS)

ISO 11674 2000 Ships and marine technology - Heading - -
control systems
INTERNATIONAL IEC
STANDARD 61924
First edition
2006-05
Maritime navigation and radiocommunication
equipment and systems –
Integrated navigation systems –
Operational and performance requirements,
methods of testing and required test results

 IEC 2006  Copyright - all rights reserved
No part of this publication may be reproduced or utilized in any form or by any means, electronic or
mechanical, including photocopying and microfilm, without permission in writing from the publisher.
International Electrotechnical Commission, 3, rue de Varembé, PO Box 131, CH-1211 Geneva 20, Switzerland
Telephone: +41 22 919 02 11 Telefax: +41 22 919 03 00 E-mail: inmail@iec.ch Web: www.iec.ch
PRICE CODE
Commission Electrotechnique Internationale XA
International Electrotechnical Commission
МеждународнаяЭлектротехническаяКомиссия
For price, see current catalogue

– 2 – 61924  IEC:2006(E)
CONTENTS
FOREWORD.4
INTRODUCTION.6

1 Scope.7
2 Normative references .7
3 Terms, definitions and abbreviations .8
4 Functional requirements and application.14
4.1 General .14
4.2 Basic functions.16
4.3 Functional integration.16
4.4 Interfacing and data exchange .16
4.5 Accuracy and performance .17
4.6 Consistent common reference system (CCRS) .17
4.7 Integrity monitoring.18
4.8 Marking of data .20
4.9 Generation of alarms and warnings .21
4.10 INS display.21
4.11 Configuration display.22
4.12 Malfunctions.22
4.13 INS alarm management .23
4.14 Human machine interface (HMI) .26
4.15 Power supply.27
4.16 Failure analysis .28
4.17 Quality assurance .28
4.18 Manuals .28
5 Requirements applicable to INS(A).29
6 Requirements applicable to INS(B).29
6.1 General .29
6.2 Route planning and route monitoring .29
7 Requirements applicable to INS(C).29
7.1 Heading or track control system .29
7.2 Operator control and display functions .30
7.3 Reversionary mode .30
8 Test requirements and results .30
8.1 General .30
8.2 Exceptions for tests previously performed .30
8.3 Test site .30
8.4 Documentation check .31
8.5 Compliance tests.31

61924  IEC:2006(E) – 3 –
Annex A (normative) IMO Resolution MSC 86(70) Annex 3 (adopted on 8 December 1998)
Recommendation on performance standards for an integrated navigation system (INS).47
Annex B (informative) Data flow diagram/consistent common reference system (CCRS).53
Annex C (normative) IEC 61162 output interfaces.55
Annex D (informative) Alarm and warning conditions .56

Figure B.1 – Data flow diagram/consistent common reference system (CCRS) .54

Table 1 – Marking and use of data .21
Table 2 – Announcement for conditions requiring attention .25
Table 3 – Alarm acknowledgement/silencing definitions .25
Table C.1 – IEC 61162 sentences transmitted by the INS .55
Table D.1 – Alarm and warning conditions .56

– 4 – 61924  IEC:2006(E)
INTERNATIONAL ELECTROTECHNICAL COMMISSION
____________
MARITIME NAVIGATION AND RADIOCOMMUNICATION
EQUIPMENT AND SYSTEMS –
INTEGRATED NAVIGATION SYSTEMS –
OPERATIONAL AND PERFORMANCE REQUIREMENTS,
METHODS OF TESTING AND REQUIRED TEST RESULTS

FOREWORD
1) The International Electrotechnical Commission (IEC) is a worldwide organization for standardization comprising
all national electrotechnical committees (IEC National Committees). The object of IEC is to promote
international co-operation on all questions concerning standardization in the electrical and electronic fields. To
this end and in addition to other activities, IEC publishes International Standards, Technical Specifications,
Technical Reports, Publicl
...