prEN 137

Respiratory protective devices - Self-contained open-circuit compressed air breathing apparatus with full face mask - Requirements, testing, marking

This document specifies minimum performance requirements for self-contained breathing apparatus (SCBA), except escape device and diving device.
This document specifies in the Annex D optional requirements regarding the interchangeability of the cylinder for single-cylinder SCBA.
Laboratory and practical performance tests are included for the assessment of compliance with the requirements.

Atemschutzgeräte - Behältergeräte mit Druckluft (Pressluftatmer) mit Vollmaske - Anforderungen, Prüfung, Kennzeichnung

Dieses Dokument legt Mindestleistungsanforderungen für frei tragbare Isoliergeräte (en: self-contained breathing apparatus, SCBA), außer als Fluchtgerät und Tauchgerät, fest.
Dieses Dokument legt im Anhang D wahlweise Anforderungen in Bezug auf die Austauschbarkeit der Flaschen für frei tragbare Einflaschen-Isoliergeräte fest.
Laborprüfungen und praktische Leistungsprüfungen sind zum Beurteilen der Übereinstimmung mit den Anforderungen enthalten.

Appareils de protection respiratoire - Appareils de protection respiratoire autonomes à circuit ouvert, à air comprimé avec masque complet - Exigences, essais, marquage

Le présent document spécifie les exigences de performance minimales applicables aux appareils respiratoires isolants autonomes (ARI), à l'exception du dispositif d'évacuation et du dispositif de plongée.
Le présent document spécifie dans l'Annexe D les exigences facultatives relatives à l'interchangeabilité de la bouteille pour un ARI mono-bouteille.
Elle contient des essais pratiques de performance et des essais en laboratoire pour s’assurer de la conformité avec les exigences.

Oprema za varovanje dihal - Avtonomni dihalni aparat na stisnjen zrak z odprtim krogom in obrazno masko - Zahteve, preskušanje, označevanje

General Information

• Status: Not Published
• Publication Date: 03-Dec-2024
• ICS: 13.340.30 - Respiratory protective devices
• Technical Committee: CEN/TC 79 - Respiratory protective devices
• Drafting Committee: CEN/TC 79/WG 6 - Self-contained breathing apparatus
• Current Stage: 4020 - Submission to enquiry - Enquiry
• Start Date: 13-Feb-2025
• Due Date: 13-Feb-2025
• Completion Date: 13-Feb-2025
• Directive: 2008/68/EC - Directve 2008/68/EC of the European Parliament and of the council of 24 September 2008 on the inland transport of the dangerous goods
• Directive: 2014/90/EU - Directive 2014/90/EU of the European Parliament and of the Council of 23 July 2014 on marine equipment and repealing Council Directive 96/98/EC
• Directive: 2016/425 - Regulation (EU) 2016/425 of the European Parliament and of the Council of 9 March 2016 on personal protective equipment and repealing Council Directive 89/686/EEC
• Directive: 89/686/EEC - Council Directive 89/686/EEC of 21 December 1989 on the approximation of the laws of the Member States relating to personal protective equipment
• Directive: 93/68/EEC - Council Directive amending Dir. 87/404/EEC (simple pressure vessels), 88/378/EEC (safety of toys), 89/106/EEC (construction products), 89/336/EEC (electromagnetic compatibility), 89/392/EEC (machinery), 89/686/EEC (personal protective equipment), 90/384/EEC (automatic weighing instruments), 90/385/EEC (active implantable medicinal devices), 90/396/EEC (appliances burning gaseous fuels), 91/263/EEC (telecommunications terminal equipment), 92/42/EEC and 73/23/EEC
• Directive: 93/95/EEC - Personal protective equipment (Dir. 89/686/EEC amendment)
• Directive: 96/58/EC - Personal protective equipment (Dir. 89/686/EEC amendment)
• Directive: 96/98/EC - Marine equipment
• Mandate: M/031 - Standardization mandate to CEN/CENELEC concerning standards for Personal Protective Equipment
• Mandate: M/BC/CEN/88/7 - Order for standardization concerning Personal Protective Equipment (P.P.E.) - respiratory tract protection
• Ref Project: oSIST prEN 137:2025 - Respiratory protective devices - Self-contained open-circuit compressed air breathing apparatus with full face mask - Requirements, testing, marking

Relations

• Revises: EN 137:2006 - Respiratory protective devices - Self-contained open-circuit compressed air breathing apparatus with full face mask - Requirements, testing, marking
• Effective Date: 19-Jan-2023

Standards Content (Sample)

SLOVENSKI STANDARD
01-april-2025
Oprema za varovanje dihal - Avtonomni dihalni aparat na stisnjen zrak z odprtim
krogom in obrazno masko - Zahteve, preskušanje, označevanje
Respiratory protective devices - Self-contained open-circuit compressed air breathing
apparatus with full face mask - Requirements, testing, marking
Atemschutzgeräte - Behältergeräte mit Druckluft (Pressluftatmer) mit Vollmaske -
Anforderungen, Prüfung, Kennzeichnung
Appareils de protection respiratoire - Appareils de protection respiratoire autonomes à
circuit ouvert, à air comprimé avec masque complet - Exigences, essais, marquage
Ta slovenski standard je istoveten z: prEN 137
ICS:
13.340.30 Varovalne dihalne naprave Respiratory protective
devices
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

DRAFT
EUROPEAN STANDARD
NORME EUROPÉENNE
EUROPÄISCHE NORM
February 2025
ICS 13.340.30 Will supersede EN 137:2006
English Version
Respiratory protective devices - Self-contained open-
circuit compressed air breathing apparatus with full face
mask - Requirements, testing, marking
Appareils de protection respiratoire - Appareils de Atemschutzgeräte - Behältergeräte mit Druckluft
protection respiratoire autonomes à circuit ouvert, à (Pressluftatmer) mit Vollmaske - Anforderungen,
air comprimé avec masque complet - Exigences, essais, Prüfung, Kennzeichnung
marquage
This draft European Standard is submitted to CEN members for enquiry. It has been drawn up by the Technical Committee
CEN/TC 79.
If this draft becomes a European Standard, 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.

This draft European Standard was established by CEN 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.
Recipients of this draft are invited to submit, with their comments, notification of any relevant patent rights of which they are
aware and to provide supporting documentation.

Warning : This document is not a European Standard. It is distributed for review and comments. It is subject to change without
notice and shall not be referred to as a European Standard.

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. prEN 137:2025 E
worldwide for CEN national Members.

Contents Page
European foreword . 5
1 Scope . 6
2 Normative references . 6
3 Terms, definitions and symbols . 7
3.1 Terms and definitions . 7
3.2 Symbols . 9
4 Description . 9
5 Classification. 9
6 Requirements . 10
6.1 General. 10
6.2 Values and tolerances . 12
6.3 Ergonomics . 12
6.4 Design . 12
6.5 Materials . 13
6.5.1 General. 13
6.5.2 Corrosion resistance . 14
6.6 Submersion . 15
6.7 Mass . 15
6.8 Connections . 15
6.8.1 General. 15
6.8.2 Air supply couplings (if fitted) . 15
6.8.3 Air supply connection to full face mask . 15
6.8.4 Strength of connections to full face mask, demand valve and breathing hose (if
fitted) . 16
6.8.5 High, medium and low pressure connections . 16
6.8.6 Connection between cylinder shell and valve . 16
6.8.7 Connection between cylinder valve and the downstream components . 16
6.9 Full face mask . 16
6.10 Body harness . 17
6.11 Practical performance. 17
6.12 Resistance to temperature and flammability . 17
6.12.1 Temperature performance . 17
6.12.2 Flammability . 17
6.12.3 Resistance to radiant heat . 18
6.13 Protection against particulate matter . 19
6.14 High and medium pressure parts . 19
6.15 Cylinder(s) . 19
6.16 Cylinder valve(s) . 19
6.16.1 General. 19
6.16.2 Optional components . 19
6.17 Pressure reducer . 20
6.18 Pressure gauge and tube . 20
6.18.1 General. 20
6.18.2 Pressure gauge . 21
6.19 Warning device . 21
6.19.1 General . 21
6.19.2 Warning device — Pneumatic . 22
6.19.3 Warning device — Electronic . 22
6.20 Flexible medium pressure connecting tube(s) . 22
6.21 Lung governed demand valve . 23
6.21.1 Negative Pressure SCBA . 23
6.21.2 Positive Pressure SCBA . 23
6.21.3 Supplementary air supply . 23
6.22 Breathing resistance. 23
6.22.1 Inhalation resistance . 23
6.22.2 Exhalation resistance . 25
6.23 Static pressure . 26
6.24 Leak-tightness . 26
6.24.1 General . 26
6.24.2 Low pressure . 26
6.24.3 High pressure . 26
6.25 Temperature pre-conditioning . 26
6.26 Use of SCBA in potentially explosive atmospheres (optional) . 27
7 Testing . 27
7.1 General . 27
7.2 Inspection . 27
7.3 Resistance to temperature and flammability . 28
7.3.1 Laboratory tests with a breathing machine . 28
7.3.2 Practical performance test . 29
7.4 Resistance of the cylinder to extreme temperatures . 29
7.5 Pressure reducer .
...