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BS EN 12941 : 1999

Current
Current

The latest, up-to-date edition.

RESPIRATORY PROTECTIVE DEVICES - POWERED FILTERING DEVICES INCORPORATING A HELMET OR A HOOD - REQUIREMENTS, TESTING, MARKING
Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-01-1999

Foreword
Introduction
1 Scope
2 Normative references
3 Definitions and description
4 Designation
5 Classification
6 Requirements
  6.1 Materials
  6.2 Resistance to temperature
  6.3 Helmets and hoods
  6.4 Inward leakage
  6.5 Breathing resistance
  6.6 Air supply
  6.7 Checking and warning facilities
  6.8 Clogging
  6.9 Electrical components
  6.10 Breathing hose
  6.11 Filters
  6.12 Noise level
  6.13 Carbon dioxide content of the inhalation air
  6.14 Resistance to flame
  6.15 Exhalation means
  6.16 Mass
  6.17 Practical performance
7 Testing
  7.1 Conditioning
  7.2 Visual inspection
  7.3 Inward leakage
  7.4 Field of vision
  7.5 Visor robustness
  7.6 Breathing resistance
  7.7 Air supply flow rate
  7.8 Clogging
  7.9 Resistance to collapse of breathing hose
  7.10 Strength of hose and couplings and of connection
       between hood and breathing hose
  7.11 Mechanical strength of filters
  7.12 Filters
  7.13 Noise level
  7.14 Carbon dioxide content of the inhalation air
  7.15 Resistance to flame
  7.16 Practical performance
  7.17 Material porosity
8 Marking
9 Information supplied by the manufacturer
Annex A (normative) - Fitting procedure for hoods which seal
        around the neck and which may or may not incorporate
        a head harness
Annex B (informative) - Marking
Annex ZA (informative) - Clauses of this European standard
         addressing essential requirements or other provisions
         of EU Directives

Defines minimum requirements for powered filtering devices incorporating a helmet or a hood with gas, particle or combined filter(s) for respiratory protection.

Committee
PH/4
DevelopmentNote
Supersedes BS EN 146 & 94/306513 DC. (06/2004) 1998 Edition Re-Issued in April 2009 & incorporates AMD 2 2008. (04/2009)
DocumentType
Standard
Pages
54
PublisherName
British Standards Institution
Status
Current
Supersedes

BS 7184:2001 Selection, use and maintenance of chemical protective clothing. Guidance
BS 8468-4:2008 Respiratory protective devices for use against chemical, biological, radiological and nuclear (CBRN) agents Powered air-purifying respirators. Specification
07/30149276 DC : 0 BS 8468-4 - RESPIRATORY PROTECTIVE DEVICES FOR USE AGAINST CHEMICAL, BIOLOGICAL, RADIOLOGICAL AND NUCLEAR (CBRN) AGENTS - PART 4: POWERED AIR-PURIFYING RESPIRATORS - SPECIFICATION

EN 13274-7:2008 Respiratory protective devices - Methods of test - Part 7: Determination of particle filter penetration
EN 379:2003+A1:2009 Personal eye-protection - Automatic welding filters
89/686/EEC : 1989 AMD 5 2012 COUNCIL DIRECTIVE OF 21 DECEMBER 1989 ON THE APPROXIMATION OF THE LAWS OF THE MEMBER STATES RELATING TO PERSONAL PROTECTIVE EQUIPMENT
EN 60079-0:2012/A11:2013 EXPLOSIVE ATMOSPHERES - PART 0: EQUIPMENT - GENERAL REQUIREMENTS (IEC 60079-0:2011, MODIFIED)
EN 132:1998 Respiratory protective devices - Definitions of terms and pictograms
EN 134:1998 Respiratory protective devices - Nomenclature of components
EN ISO 6941 : 2003 TEXTILE FABRICS - BURNING BEHAVIOUR - MEASUREMENT OF FLAME SPREAD PROPERTIES OF VERTICALLY ORIENTED SPECIMENS (ISO 6941:2003)
EN 136:1998/AC:2003 RESPIRATORY PROTECTIVE DEVICES - FULL-FACE MASKS - REQUIREMENTS, TESTING, MARKING
EN 60079-11:2012 Explosive atmospheres - Part 11: Equipment protection by intrinsic safety "i"
IEC 60079-11:2011 Explosive atmospheres - Part 11: Equipment protection by intrinsic safety "i"
EN 166:2001 Personal eye-protection - Specifications
EN 169:2002 Personal eye-protection - Filters for welding and related techniques - Transmittance requirements and recommended use
EN 140:1998/AC:1999 Respiratory protective devices - Half masks and quarter masks - Requirements, testing, marking
IEC 60079-0:2011 Explosive atmospheres - Part 0: Equipment - General requirements
EN 171:2002 Personal eye-protection - Infrared filters - Transmittance requirements and recommended use
EN 143:2000/A1:2006 RESPIRATORY PROTECTIVE DEVICES - PARTICLE FILTERS - REQUIREMENTS, TESTING, MARKING
EN 170:2002 Personal eye-protection - Ultraviolet filters - Transmittance requirements and recommended use
EN 397:2012+A1:2012 Industrial safety helmets

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