Railway applications - External visible and audible warning devices - Part 2: Warning horns for heavy rail

This European standard defines warning horn requirements which deliver the required audibility of approaching high speed trains and conventional trains, excluding road, metro and self-contained systems. For this purpose, the following requirements are included:
-   functional and technical requirements of the warning horn as a component,
-   functional and technical requirements of the integration of warning horns into the vehicle, and
-   test requirements.
Operational requirements for warning horns have been excluded.
NOTE   The requirements for the control of warning horns can be found in EN 16186-2.

Bahnanwendungen - Optische und akustische Warneinrichtungen - Teil 2: Signalhörner für Eisenbahnfahrzeuge

Diese Europäische Norm legt die Anforderungen an Signalhörner fest, mit denen die geforderte Hörbarkeit herannahender Hochgeschwindigkeits- und konventioneller Züge erreicht wird, wobei Straßenbahn, Untergrundbahn und autarke, führerlose Systeme davon ausgenommen sind. Zu diesem Zweck sind folgende Anforderungen enthalten:
-   funktionelle und technische Anforderungen an das Signalhorn als Bauteil;
-   funktionelle und technische Anforderungen an den Einbau von Signalhörnern in das Fahrzeug; und
-   Prüfanforderungen.
Die betrieblichen Anforderungen an Signalhörner sind vom Anwendungsbereich ausgenommen.
ANMERKUNG   Die Anforderungen an die Steuerung von Signalhörnern können EN 16186 2 entnommen werden.

Applications ferroviaires - Dispositifs externes d'avertissement optiques et acoustiques - Partie 2 : Avertisseurs sonores pour systèmes ferroviaire lourds

La présente Norme Européenne spécifie les exigences applicables aux avertisseurs sonores qui assurent l’audibilité requise des trains à grande vitesse et des trains conventionnels, mais à l’exclusion de l’urbain, le métro et les systèmes quasi-autonomes. Dans ce but, les exigences suivantes sont incluses :
-   exigences fonctionnelles et techniques de l’avertisseur sonore en tant que composant,
-   exigences fonctionnelles et techniques d’intégration de l’avertisseur sonore dans le véhicule, et
-   exigences d’essai.
Les exigences opérationnelles pour les avertisseurs sonores ont été exclues.
NOTE   Les exigences pour le contrôle des avertisseurs sonores se trouvent dans l’EN 16186-2.

Železniške naprave - Zunanje vidne in zvočne opozorilne naprave - 2. del: Opozorilne sirene za železniška vozila za višje osne pritiske

Ta evropski standard opredeljuje zahteve za opozorilne zvočne signale, ki zagotavljajo zahtevano slišnost približevanja vlakov visoke hitrosti in konvencionalnih vlakov, pri čemer so izključeni cestni, podzemni železniški in samostojni sistemi. V ta namen so vključene naslednje zahteve:
– funkcionalne in tehnične zahteve zvočnega signala kot sestavnega dela,
– funkcionalne in tehnične zahteve integracije zvočnih signalov v vozilo, in
– zahteve preskusa.
Operativne zahteve za zvočne signale so izključene iz tega standarda.
OPOMBA: Zahteve za nadzor zvočnih signalov so navedene v standardu EN 16186-2.

General Information

Status
Published
Public Enquiry End Date
29-Nov-2017
Publication Date
26-Jan-2020
Technical Committee
Current Stage
6060 - National Implementation/Publication (Adopted Project)
Start Date
23-Jan-2020
Due Date
29-Mar-2020
Completion Date
27-Jan-2020

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SLOVENSKI STANDARD
SIST EN 15153-2:2020
01-marec-2020
Nadomešča:
SIST EN 15153-2:2014
Železniške naprave - Zunanje vidne in zvočne opozorilne naprave - 2. del:
Opozorilne sirene za železniška vozila za višje osne pritiske
Railway applications - External visible and audible warning devices - Part 2: Warning
horns for heavy rail
Bahnanwendungen - Optische und akustische Warneinrichtungen - Teil 2: Signalhörner
für Eisenbahnfahrzeuge
Applications ferroviaires - Dispositifs externes d'avertissement optiques et acoustiques -
Partie 2 : Avertisseurs sonores pour systèmes ferroviaire lourds
Ta slovenski standard je istoveten z: EN 15153-2:2020
ICS:
45.060.10 Vlečna vozila Tractive stock
SIST EN 15153-2:2020 en,fr,de
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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SIST EN 15153-2:2020

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SIST EN 15153-2:2020


EN 15153-2
EUROPEAN STANDARD

NORME EUROPÉENNE

January 2020
EUROPÄISCHE NORM
ICS 45.060.10 Supersedes EN 15153-2:2013
English Version

Railway applications - External visible and audible
warning devices - Part 2: Warning horns for heavy rail
Applications ferroviaires - Dispositifs externes Bahnanwendungen - Optische und akustische
d'avertissement optiques et acoustiques - Partie 2 : Warneinrichtungen - Teil 2: Signalhörner für
Avertisseurs sonores pour systèmes ferroviaire lourds Eisenbahnfahrzeuge
This European Standard was approved by CEN on 6 October 2019.

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, Turkey 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
© 2020 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN 15153-2:2020 E
worldwide for CEN national Members.

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SIST EN 15153-2:2020
EN 15153-2:2020 (E)
Contents Page
European foreword . 3
Introduction . 4
1 Scope . 5
2 Normative references . 5
3 Terms and definitions . 6
4 Symbols and abbreviations . 7
5 Requirements . 7
5.1 General . 7
5.2 Acoustic requirements . 7
5.3 Operation . 8
5.4 Energy supply . 8
5.5 Impact protection. 8
6 Test requirements . 9
6.1 Environmental test conditions . 9
6.2 Test equipment . 9
6.3 Test procedure . 10
6.4 Data processing . 10
6.5 Test report . 11
Annex A (normative) Contractual statements - Information and requirements to be agreed
and documented . 12
Annex B (informative) Summary of testing requirements . 13
Annex C (informative) Test of the horn under snow conditions . 14
Annex D (informative) Lateral sound pressure tests . 15
Annex E (informative) A-deviation . 16
Annex ZA (informative) Relationship between this European Standard and the Essential
Requirements of EU Directive 2016/797/EC aimed to be covered. 17
Bibliography . 20
2

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SIST EN 15153-2:2020
EN 15153-2:2020 (E)
European foreword
This document (EN 15153-2:2020) 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 July 2020, and conflicting national standards shall be
withdrawn at the latest by July 2020.
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 15153-2:2013.
The main changes with respect to the previous edition are:
— a new frequency option (c) in 5.2.1;
— clarification of the test site requirements (Figure 1) in 6.1;
— addition of Annex A (list of contractual agreements);
— revision of Annex ZA.
This series of documents Railway applications — External visible and audible warning devices consists of
the following parts:
— Part 1: Head, marker and tail lamps for heavy rail;
— Part 2: Warning horns for heavy rail (this document);
— Part 3: Visible warning devices for urban rail;
— Part 4: Audible warning devices for urban rail.
This document has been prepared under a mandate given to CEN by the European Commission and the
European Free Trade Association, and supports essential requirements of EU Directive 2016/797/EC.
For relationship with EU Directive 2016/797/EC, see informative Annex ZA, which is an integral part of
this document.
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, Turkey and the
United Kingdom.
3

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EN 15153-2:2020 (E)
Introduction
This document was produced following the creation of EN 15153-4 for urban rail vehicles.
This document was re-named to make a clear distinction between heavy rail and urban rail.
Additionally, Annex ZA was updated for the current status of TSIs.
4

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EN 15153-2:2020 (E)
1 Scope
This document defines warning horn requirements that deliver the required audibility of approaching
heavy rail vehicles. The requirements of this document do not apply to urban rail systems.
NOTE 1 The requirements for exterior audible warning devices for urban rail vehicles are found in EN 15153-4.
In the case of shunting heavy rail vehicle formations, the requirements of this document do not apply to
the pushed vehicle(s).
For this purpose, the following requirements are included:
— functional and technical requirements of the warning horn as a component,
— functional and technical requirements of the integration of warning horns into the vehicle, and
— test requirements.
Operational requirements and maintenance requirements for warning horns are excluded.
NOTE 2 The requirements for the control of warning horns can be found in EN 16186-2.
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 16186-2:2017, Railway applications — Driver’s cab — Part 2: Integration of displays, controls and
indicators
EN 61672-1:2013, Electroacoustics — Sound level meters — Part 1: Specifications (IEC 61672-1:2013)
EN 61672-2:2013+A1:2017, Electroacoustics — Sound level meters— Part 2: Pattern evaluation tests
(IEC 61672-2:2013/A1:2017)
EN IEC 60942:2018, Electroacoustics — Sound calibrators (IEC 60942:2017)
5

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EN 15153-2:2020 (E)
3 Terms and definitions
For the purposes of this document, the following terms and definitions apply.
ISO and IEC maintain terminological databases for use in standardization at the following addresses:
• IEC Electropedia: available at http://www.electropedia.org/
• ISO Online browsing platform: available at https://www.iso.org/obp
3.1
warning horn
device or assembly capable of producing the specified audible warning tones
3.2
vehicle front
leading edge of the train in its operational condition
Note 1 to entry: This is the extreme front edge of any of the following - couplers, buffers, structures and vehicle
profile.
3.3
C-weighted sound pressure level (time-equivalent)
L
pCeq,T
sound pressure level obtained using the frequency weighting C, given by the following formula:
2
T
pt
( )
1 C

L = 10lg dt
pCeq,T ∫

2
T

p
0
0

where
L is the C-weighted equivalent continuous sound pressure level, in dB;
pCeq,T
p is the C-weighted instantaneous sound pressure, in Pa;
C(t)
T is the measurement time interval, in s;
−5
p is the reference sound pressure in Pa ; p = 2 × 10 Pa
0 0

3.4
contractor
organization responsible for
— the design, manufacture or supply of the warning horn (may also be referred to as the ‘supplier’);
and
— the purchase, installation or use of the warning horn (may also be referred to as the ‘customer’)
6

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EN 15153-2:2020 (E)
4 Symbols and abbreviations
For the purposes of this document, the following symbols and abbreviations apply.
Hz Hertz, the SI unit of frequency
5 Requirements
5.1 General
Trains shall be fitted with one or more warning horns on the leading vehicle.
All vehicle fronts shall be fitted with warning horn(s).
In the case of shunting locomotives only, the requirements of this document may be satisfied by a single
omni-directional warning horn.
Consideration shall be given to the location of the warning horns, taking into account the possible
exposure of staff to excessive noise.
NOTE The aim is to control the risk of accidental hearing damage when a horn is sounded at a time when a
person is working close to the horn.
The limitation of noise exposure to persons inside the driver’s cab are addressed by respecting the limit
values for driver’s cab noise exposure as given in TSI Noise. In order to minimize environmental impact,
warning horns should be orientated along the longitudinal axis of the vehicle.
It is permissible for trains to be fitted with additional audible warning devices.
5.2 Acoustic requirements
5.2.1 Frequencies
The notes of the audible warning horns are intended to be recognizable as being from a train and not be
similar to warning devices used in road transport, factories or other common warning devices. The
warning horn frequencies shall be selected from the following options:
a) Two separately sounded warning horns. The fundamental frequencies of the warning horn notes
shall be:
— high note: 370 Hz ± 20 Hz;
— low note: 311 Hz ± 20 Hz.
b) Two separately sounded warning horns. The fundamental frequencies of the warning horn notes
shall be:
— high note: 660 Hz ± 30 Hz;
— low note: 370 Hz ± 20 Hz.
It is permissible for these horns to be sounded simultaneously.
NOTE 1 This is derived from TSI LOC and PAS.
7

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EN 15153-2:2020 (E)
c) One sounded warning horn. The fundamental frequency of the warning horn note shall be either:
— high note: 660 Hz ± 30 Hz; or
— low note: 370 Hz ± 20 Hz.
d) Two warning horns sounded simultaneously. The fundamental frequencies of the notes shall be:
— high note: 470 Hz ± 25 Hz;
— low note: 370 Hz ± 20 Hz.
e) Three warning horns sounded simultaneously. The fundamental frequencies of the notes shall be:
— high note: 622 Hz ± 30 Hz;
— middle note: 470 Hz ± 25 Hz;
— low note: 370 Hz ± 20 Hz.
Where a second sound is required additionally to the simultaneous sounds for cases d) and e), the
second sound shall be produced by sounding only the note of 370 Hz ± 20 Hz.
In the case of trains intended for national use only, the deviation in Annex E is permissible.
NOTE 2 It is desirable for warning horns to provide a spectrum which is rich in harmonics, to optimize
audibility for persons with partial hearing loss.
5.2.2 Sound pressure level
The C-weighted sound pressure level L produced by each horn sounded separately (or in a group if
pCeq,T
designed to sound simultaneously) shall be between 101 dB and 109 dB when measured and verified in
accordance with the requirements defined in Clause 6.
In the case of trains intended for national use only, the deviation in Annex E is permissible.
5.3 Operation
The control of warning horns from the driver’s cab shall be as specified in EN 16186-2.
5.4 Energy supply
Warning horns shall be operated using an energy source that is readily available on the vehicle carrying
the horn. The horn shall meet the technical requirements of this document over the full range of energy
levels encountered on the vehicle in its normal operational condition. Where agreed between
contractors, the horn shall be operational over an extended range of energy levels.
5.5 Impact protection
Warning horns and their control systems should be protected from impact and subsequent blockage by
airborne objects such as debris, dust, snow, hail and birds. Where such protection features are used, the
acoustic requirements shall apply with any protection features in place.
8

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EN 15153-2:2020 (E)
6 Test requirements
6.1 Environmental test conditions
Where tests on the train are conducted, acoustic measurements of warning horns shall be carried out
with the horns mounted to rail vehicles in an open, flat site, as shown in Figure 1. Neither substantially
acoustically reflective nor substantially acoustically absorbing surfaces are allowed in t
...

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