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Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Respiratory protective devices. Compressed air line breathing apparatus incorporating a hood. Requirements, testing, marking
Hardcopy , PDF
05-09-2005
English
11-15-2000
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
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