SIST EN 14435:2004
(Main)Respiratory protective devices - Self-contained open-circuit compressed air breathing apparatus with half mask designed to be used with positive pressure only - Requirements, testing, marking
General Information
- Abstract
This document specifies minimum performance requirements for self-contained open-circuit compressed air breathing apparatus with half mask designed to be used with positive pressure only.
This document does not apply to escape apparatus, diving apparatus and apparatus used for fire fighting.
Laboratory and practical performance tests are included for the assessment of compliance with the requirements.
- Status
- Published
- Publication Date
- 30-Sep-2004
- Technical Committee
- OVP - Personal protecting equipment
- Current Stage
- 6060 - National Implementation/Publication (Adopted Project)
- Start Date
- 01-Oct-2004
- Due Date
- 01-Oct-2004
- Completion Date
- 01-Oct-2004
- 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/EECOJ Ref: C 113 OJ Date: 27-Mar-2018
89/686/EEC - Personal protective equipment (PPE)OJ Ref: C 247 OJ Date: 06-Oct-2005
Overview
SIST EN 14435:2004 sets the minimum performance standards for self-contained open-circuit compressed air breathing apparatus with half mask, designed exclusively for use with positive pressure. Developed by the Slovenian Institute for Standardization (SIST) and in alignment with European standard EN 14435:2004, this document details requirements, testing protocols, and marking guidelines for respiratory protective devices. The standard specifically excludes escape apparatus, diving apparatus, and equipment intended for fire fighting. It emphasizes laboratory and practical performance tests to ensure compliance.
This standard is essential for manufacturers, testing bodies, and users seeking assurance in the safety and suitability of self-contained breathing apparatus (SCBA) with half masks in industrial and hazardous environments.
Key Topics
- Minimum Performance Requirements:
- Specifies criteria for apparatus function, material strength, ergonomics, and user safety.
- Design and Ergonomics:
- Mandates robust construction, safe pressure vessel integration, and comfortable, adjustable harnesses.
- Ensures components are free from sharp edges and allow quick donning/doffing.
- Material and Construction:
- Demands non-irritant materials, compatible with cleaning and disinfection routines, and resistance to heat.
- Exposed parts must not use aluminium, magnesium, titanium, or their alloys.
- Pressure Management:
- Outlines requirements for pressure reducers, indicators, warning devices, vessels, and connector safety.
- Testing and Practical Performance:
- Sets guidelines for laboratory and real-world performance tests, including pressurization, flammability, and resistance to temperature extremes.
- Marking and User Information:
- Prescribes clear product labeling, pressure indicator standards, and essential manufacturer disclosures to guide safe usage.
Applications
Self-contained open-circuit compressed air breathing apparatus with half mask and positive pressure design are critical in:
- Industrial Maintenance:
- Used in environments where respiratory hazards such as dust, gases, or vapors are present.
- Chemical Processing:
- Protects workers in plants and laboratories from chemical exposure.
- Emergency Response (Non-Firefighting):
- Supports operations in confined spaces, hazardous material handling, and technical rescue scenarios where air quality cannot be guaranteed.
- Mining and Tunneling:
- Provides vital respiratory protection against airborne contaminants in underground applications.
Compliance with SIST EN 14435:2004 ensures products are tested for durability, reliability, and user safety, instilling confidence in users operating within regulated environments.
Related Standards
For an integrated approach to respiratory protection, SIST EN 14435:2004 should be considered alongside these related standards:
- EN 132: Definitions of terms and pictograms for respiratory protective devices
- EN 140: Requirements, testing, and marking of half masks and quarter masks
- EN 12021: Compressed air quality for breathing apparatus
- EN 134: Component nomenclature for respiratory protective devices
- EN 837-1: Pressure gauge requirements and calibration
- EN 144-1 and EN 144-2: Gas cylinder valve connections
- EN 13274 Series: Test methods for respiratory protective devices, including performance and flame tests
- EN 61000-6-2: Electromagnetic compatibility requirements for industrial environments
Adhering to these standards supports comprehensive safety compliance, facilitates interoperability, and ensures alignment with European regulations on respiratory protective devices.
Keywords: SIST EN 14435:2004, respiratory protective devices, compressed air breathing apparatus, self-contained breathing apparatus, SCBA, half mask, positive pressure, requirements, testing, marking, industrial safety, standardization.
Relations
- Effective Date
- 09-Feb-2026
- Effective Date
- 09-Feb-2026
- Effective Date
- 09-Feb-2026
- Effective Date
- 28-Jan-2026
- Effective Date
- 28-Jan-2026
- Effective Date
- 28-Jan-2026
- Effective Date
- 28-Jan-2026
- Refers
SIST EN 12021:2014 - Respiratory protective devices - Compressed gases for breathing apparatus - Effective Date
- 28-Jan-2026
- Effective Date
- 28-Jan-2026
- Effective Date
- 28-Jan-2026
- Effective Date
- 28-Jan-2026
- Effective Date
- 28-Jan-2026
- Effective Date
- 28-Jan-2026
- Effective Date
- 28-Jan-2026
Get Certified
Connect with accredited certification bodies for this standard
CIS Institut d.o.o.
Personal Protective Equipment (PPE) certification body. Notified Body NB-2890 for EU Regulation 2016/425 PPE.
Kiwa BDA Testing
Building and construction product certification.
Kmetijski inštitut Slovenije
Agricultural Institute of Slovenia. Soil testing, plant health, agricultural product analysis.
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Frequently Asked Questions
SIST EN 14435:2004 is a standard published by the Slovenian Institute for Standardization (SIST). Its full title is "Respiratory protective devices - Self-contained open-circuit compressed air breathing apparatus with half mask designed to be used with positive pressure only - Requirements, testing, marking". This standard covers: This document specifies minimum performance requirements for self-contained open-circuit compressed air breathing apparatus with half mask designed to be used with positive pressure only. This document does not apply to escape apparatus, diving apparatus and apparatus used for fire fighting. Laboratory and practical performance tests are included for the assessment of compliance with the requirements.
This document specifies minimum performance requirements for self-contained open-circuit compressed air breathing apparatus with half mask designed to be used with positive pressure only. This document does not apply to escape apparatus, diving apparatus and apparatus used for fire fighting. Laboratory and practical performance tests are included for the assessment of compliance with the requirements.
SIST EN 14435:2004 is classified under the following ICS (International Classification for Standards) categories: 13.340.30 - Respiratory protective devices. The ICS classification helps identify the subject area and facilitates finding related standards.
SIST EN 14435:2004 has the following relationships with other standards: It is inter standard links to SIST EN IEC 60079-11:2025, SIST EN IEC 60079-0:2018, SIST EN IEC 61000-6-2:2019, SIST EN 144-1:2018, SIST EN 140:1999, SIST EN 13274-2:2019, SIST EN 837-1:1997, SIST EN 12021:2014, SIST EN 13274-4:2020, SIST EN 134:2024, SIST EN ISO 16972:2020, SIST EN 13274-5:2001, SIST EN 13274-3:2002, SIST EN 144-2:2018. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.
SIST EN 14435:2004 is associated with the following European legislation: EU Directives/Regulations: 2016/425, 89/686/EEC, 93/68/EEC, 93/95/EEC, 96/58/EC; Standardization Mandates: M/031. When a standard is cited in the Official Journal of the European Union, products manufactured in conformity with it benefit from a presumption of conformity with the essential requirements of the corresponding EU directive or regulation.
SIST EN 14435:2004 is available in PDF format for immediate download after purchase. The document can be added to your cart and obtained through the secure checkout process. Digital delivery ensures instant access to the complete standard document.
Standards Content (Sample)
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Respiratory protective devices - Self-contained open-circuit compressed air breathing apparatus with half mask designed to be used with positive pressure only - Requirements, testing, markingAppareils de protection respiratoire - Appareils de protection respiratoire isolants autonomes a circuit ouvert, a air comprimé avec un demi-masque conçus exclusivement pour une utilisation en pression positive - Exigences, essais, marquageAtemschutzgeräte - Behältergeräte mit Druckluft (Pressluftatmer) mit Halbmaske zum Gebrauch für Überdruck - Anforderungen, Prüfung, Kennzeichnung13.340.30Varovalne dihalne napraveRespiratory protective devicesICS:SIST EN 14435:2004enTa slovenski standard je istoveten z:EN 14435:200401-oktober-2004SIST EN 14435:2004SLOVENSKI
STANDARD
EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM
EN 14435
August 2004 ICS 13.340.30
English version
Respiratory protective devices - Self-contained open-circuit compressed air breathing apparatus with half mask designed to be used with positive pressure only - Requirements, testing, marking
Appareils de protection respiratoire - Appareils de protection respiratoire isolants autonomes à circuit ouvert, à air comprimé avec un demi-masque conçus exclusivement pour une utilisation en pression positive - Exigences, essais, marquage
Atemschutzgeräte - Behältergeräte mit Druckluft (Pressluftatmer) mit Halbmaske zum Gebrauch für Überdruck - Anforderungen, Prüfung, Kennzeichnung This European Standard was approved by CEN on 19 May 2004.
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 Central Secretariat 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 Central Secretariat has the same status as the official versions.
CEN members are the national standards bodies of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION COMITÉ EUROPÉEN DE NORMALISATION EUROPÄISCHES KOMITEE FÜR NORMUNG
Management Centre: rue de Stassart, 36
B-1050 Brussels © 2004 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 14435:2004: E
(informative)
Marking.25 Annex ZA (informative)
Clauses of this European Standard addressing essential requirements or other provisions of EU Directives.26 Bibliography.27
EN 132, Respiratory protective devices - Definitions of terms and pictograms EN 134, Respiratory protective devices - Nomenclature of components EN 140:1998, Respiratory protective devices - Half masks and quarter masks - Requirements, testing, marking EN 144-1, Respiratory protective devices - Gas cylinder valves - Part 1: Thread connections for insert connector EN 144-2, Respiratory protective devices - Gas cylinder valves - Part 2: Outlet connections EN 837-1:1996, Pressure gauges - Part 1: Bourdon tube pressure gauges - Dimensions, metrology, requirements and testing EN 12021, Respiratory protective devices - Compressed air for breathing apparatus EN 13274-2, Respiratory protective devices - Methods of test - Part 2: Practical performance tests EN 13274-3, Respiratory protective devices - Methods of test - Part 3: Determination of breathing resistance EN 13274-4, Respiratory protective devices - Methods of test - Part 4: Flame tests EN 13274-5, Respiratory protective devices - Methods of test - Part 5: Climatic conditions EN 50014, Electrical apparatus for potentially explosive atmospheres - General requirements EN 50020, Electrical apparatus for potentially explosive atmospheres - Intrinsic safety "i" EN 61000-6-2, Electromagnetic compatibility (EMC) - Part
6-2: Generic standards; Immunity for
industrial environments (IEC
61000-6-2:1999, modified) 3 Terms and definitions For the purposes of this European Standard, the terms and definitions given in EN 132 and EN 134 apply. 4 Description This apparatus typically comprises pressure vessel(s), body harness, lung governed demand valve, pressure indicator(s), warning device(s), connecting hoses and tubes and half masks. It may include a pressure reducer, pressure reducer safety valve, supplementary air supply, or other components and parts.
NOTE This will enable other test houses to duplicate the tests and assess the results thereof. Testing shall be done in accordance with 6.4.2 and 6.11. 5.11 Resistance to temperature and flammability 5.11.1 Temperature performance 5.11.1.1 General The apparatus shall operate trouble-free over the temperature range of –30 °C to 60 °C. Apparatus specifically designed for temperatures beyond these limits shall be tested and the temperature(s) shall be marked on the apparatus. Apparatus shall meet the breathing resistance requirements given in 5.11.1.2 and 5.11.1.3 at the extremes of the temperature range given. 5.11.1.2 Breathing resistance at low temperatures A positive pressure shall be maintained in the half mask. The exhalation resistance shall not exc
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