SIST EN 15220:2025
(Main)Railway applications - Brake indicators
Railway applications - Brake indicators
This document specifies the requirements for the function, design, performance and testing of brake indicators. It applies to brake indicators visible from the outside of the rail vehicle.
Bahnanwendungen - Bremsanzeigevorrichtungen
Dieses Dokument legt die Anforderungen an Funktion, Konstruktion, Leistung und Prüfung von Bremsanzeigevorrichtungen fest. Es ist für Bremsanzeigevorrichtungen anwendbar, die außerhalb des Schienenfahrzeuges sichtbar sind.
Applications ferroviaires - Indicateurs de freins
Le présent document spécifie les exigences relatives à la fonction, à la conception, aux performances et aux essais des indicateurs de frein. Elle s'applique aux indicateurs de frein visibles depuis l'extérieur du véhicule ferroviaire.
Železniške naprave - Kazalniki zavor
General Information
Relations
Standards Content (Sample)
SLOVENSKI STANDARD
01-september-2025
Nadomešča:
SIST EN 15220:2016
Železniške naprave - Kazalniki zavor
Railway applications - Brake indicators
Bahnanwendungen - Bremsanzeigevorrichtungen
Applications ferroviaires - Indicateurs de freins
Ta slovenski standard je istoveten z: EN 15220:2025
ICS:
45.040 Materiali in deli za železniško Materials and components
tehniko for railway engineering
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
EN 15220
EUROPEAN STANDARD
NORME EUROPÉENNE
July 2025
EUROPÄISCHE NORM
ICS 45.060.01 Supersedes EN 15220:2016
English Version
Railway applications - Brake indicators
Applications ferroviaires - Indicateurs de freins Bahnanwendungen - Bremsanzeigevorrichtungen
This European Standard was approved by CEN on 25 May 2025.
CEN 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 CEN-CENELEC Management Centre or to any CEN
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 CEN member into its own language and notified to the CEN-CENELEC Management
Centre has the same status as the official versions.
CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,
Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Türkiye and
United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION
EUROPÄISCHES KOMITEE FÜR NORMUNG
CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2025 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN 15220:2025 E
worldwide for CEN national Members.
Contents Page
European foreword . 4
1 Scope . 5
2 Normative references . 5
3 Terms and definitions . 6
4 Symbols and abbreviated terms . 6
5 Requirements . 6
5.1 Functional requirements. 6
5.1.1 General . 6
5.1.2 Application/release status . 6
5.1.3 Lubrication (pneumatic brake indicator) . 7
5.1.4 Leakage (pneumatic brake indicator) . 7
5.1.5 Electrical characteristics . 7
5.2 Operating conditions . 7
5.2.1 Shock and vibration . 7
5.2.2 Altitude . 7
5.2.3 Temperature . 7
5.2.4 Humidity . 7
5.2.5 Rain . 8
5.2.6 Snow, ice and hail . 8
5.2.7 Solar radiation . 8
5.2.8 Pollution . 8
5.2.9 Specific requirements for pneumatic parts of brake indicators . 9
5.2.10 Specific requirements for electrical parts of brake indicators . 9
5.3 Design requirements . 9
5.3.1 External appearance . 9
5.3.2 Fire/smoke behaviour . 9
5.3.3 Pneumatic connections . 9
5.3.4 Electric connections and contacts . 9
5.3.5 Space envelope . 9
5.3.6 Indicator window . 9
6 Type test methods . 10
6.1 Sampling for type test . 10
6.2 Test requirements . 10
6.3 Test procedure . 10
6.3.1 Principle . 10
6.3.2 Check of physical and geometrical characteristics . 11
6.3.3 Pressure test (water pressure) . 12
6.3.4 Protection against ingress of dust and water . 12
6.3.5 Insulation test . 13
6.3.6 Dielectric strength . 13
6.3.7 Tightness test . 13
6.3.8 Application/release status control . 16
6.3.9 Vibration test . 17
6.3.10 Resistance to shock test . 18
6.3.11 Endurance at ambient temperature test . 18
6.3.12 Corrosion test . 19
6.3.13 Fire/smoke behaviour . 19
6.3.14 Examination . 19
7 In-service assessment . 20
8 Marking . 20
Annex A (informative) Brake indicator and parking brake indicator overall dimensions . 21
Annex B (informative) In-service assessment . 26
B.1 General . 26
B.2 Service trial . 26
B.3 Sample . 26
B.4 Initial tests (before start of the service trial) . 26
B.5 Intermediate test . 26
B.6 Final tests . 26
European foreword
This document (EN 15220:2025) has been prepared by Technical Committee CEN/TC 256 “Railway
applications”, the secretariat of which is held by DIN.
This European Standard shall be given the status of a national standard, either by publication of an
identical text or by endorsement, at the latest by January 2026, and conflicting national standards shall
be withdrawn at the latest by January 2026.
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CEN shall not be held responsible for identifying any or all such patent rights.
This document supersedes EN 15220:2016.
— Scope has been modified;
— Normative references have been updated;
— Clause 5 “Requirements” has been revised and restructured;
— Clause 6 “Type test methods” has been revised;
— Clause 7 “In Service assessment” has been revised and restructured (new informative Annex B
added);
— Clause 8 “Routine tests” has been deleted;
— Clause 9 “Designation” has been deleted;
— Annex ZA has been deleted.
Any feedback and questions on this document should be directed to the users’ national standards body.
A complete listing of these bodies can be found on the CEN website.
According to the CEN-CENELEC Internal Regulations, the national standards organisations of the
following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria,
Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland,
Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Republic of
North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Türkiye and the
United Kingdom.
1 Scope
This document specifies the requirements for the function, design, performance and testing of brake
indicators. It applies to brake indicators visible from the outside of the rail vehicle.
2 Normative references
The following documents are referred to in the text in such a way that some or all of their content
constitutes requirements 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.
EN 45545-2, Railway applications — Fire protection on railway vehicles — Part 2: Requirements for fire
behaviour of materials and components
EN 50121-3-2, Railway applications - Electromagnetic compatibility - Part 3-2: Rolling stock - Apparatus
EN 50125-1:2014, Railway applications - Environmental conditions for equipment - Part 1: Rolling stock
and on-board equipment
EN 50155:2021, Rai
...
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