BS EN 270:1995
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Respiratory protective devices. Compressed air line breathing apparatus incorporating a hood. Requirements, testing, marking
Hardcopy , PDF
English
15-11-2000
09-05-2005
Cooperating organizations
National foreword
Foreword
Introduction
1 Scope
2 Normative references
3 Definitions and nomenclature
4 Description
5 Designation
6 Requirements
7 Testing
8 Marking
9 Instructions for use
National Annex NA (informative) Committees responsible
National Annex NB (informative) Cross-references
Figure 1 - Wooden blocks as used in practical performance
test
Figure 2 - Arrangement for testing flammability
Figure 3 - Arrangement for testing strength of breathing
hose connections
Figure 4 - Arrangement for testing kinking of compressed
air supply tube
Figure 5 - Arrangement for testing kinking of compressed
air supply tubeent of inhalation air
Figure 6 - Arrangement for testing collapse of compressed
air supply tube
Figure 7 - Arrangement for testing strength of body harness
or belt, compressed air supply tube and couplings
Figure 8 - Sheffield head for measurement of carbon dioxide
in inhalation air and breathing existence.
Example of dummy torso
Figure 9 - Arrangement of Sheffield head for measuring
carbon dioxide content of inhalation air
Figure 10 - Arrangement for testing carbon dioxide content
of inhalation air
Table 1 - Testing schedule
Specifies minimum requirements for compressed air line breathing apparatus incorporating a hood as a respiratory protective device. Includes laboratory and practical performance tests for the assessment of compliance with the requirements. Coverage includes: designation, marking, and definitions and nomenclature. Also gives detailed diagrams and tables.
| Committee |
PH/4
|
| DevelopmentNote |
Together with BS EN 138, BS EN 139 and BS EN 269 supersedes BS 4667-3(1974). (09/2005) Supersedes BS 4667-3(1974), 89/38485 DC & 99/562765 DC. (03/2007)
|
| DocumentType |
Standard
|
| Pages |
26
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| Standards | Relationship |
| EN 270 : 94 AMD 1 2000 | Identical |
| I.S. EN 270:1995 | Identical |
| NS EN 270 : 94 AMD 1 2000 | Identical |
| NF EN 270 : 95 AMD 1 2001 | Identical |
| NEN EN 270 : 95 AMD 1 2000 | Identical |
| NBN EN 270 : 95 AMD 1 2000 | Identical |
| DIN EN 270:2000-06 | Identical |
| UNE-EN 270:1995 | Equivalent |
| BS 7184:2001 | Selection, use and maintenance of chemical protective clothing. Guidance |
| BS 4275:1997 | Guide to implementing an effective respiratory protective device programme |
| EN 148-3:1999 | Respiratory protective devices - Threads for facepieces - Part 3: Tread connection M 45 x 3 |
| EN 132:1998 | Respiratory protective devices - Definitions of terms and pictograms |
| EN 134:1998 | Respiratory protective devices - Nomenclature of components |
| EN 146 : 1991 | RESPIRATORY PROTECTIVE DEVICES - POWERED PARTICLE FILTERING DEVICES INCORPORATING HELMETS OR HOODS - REQUIREMENTS, TESTING MARKING |
| EN 28031 : 1993 | RUBBER AND PLASTICS HOSES AND HOSE ASSEMBLIES - DETERMINATION OF ELECTRICAL RESISTANCE |
| EN 148-2:1999 | Respiratory protective devices - Threads for facepieces - Part 2: Centre thread connection |
| ISO 6941:2003 | Textile fabrics — Burning behaviour — Measurement of flame spread properties of vertically oriented specimens |
| IEC 60651:1979+AMD1:1993+AMD2:2000 CSV | Sound level meters |
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