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BS ISO 17420-5:2021

BS ISO 17420-5:2021

$167.15

Respiratory protective devices. Performance requirements – Special application fire and rescue services. Supplied breathable gas RPD and filtering RPD

Published By Publication Date Number of Pages
BSI 2021 40
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This document specifies the minimum requirements for supplied breathable gas RPD and filtering RPD to be used for special application fire and rescue services.

PDF Catalog

PDF Pages PDF Title
2 National foreword
7 Foreword
8 Introduction
9 1 Scope
2 Normative references
10 3 Terms, definitions, abbreviations and symbols
3.1 Terms and definitions
11 3.2 Abbreviated terms
4 Classification overview
4.1 General
4.2 Supplied breathable gas RPD
12 4.3 Filtering RPD
5 General requirements for RPD
6 Basic requirements for supplied breathable gas RPD and filtering RPD
13 7 Special application for fire and rescue services filtering and supplied breathable gas RPD
7.1 Special application for fire and rescue services RPD – Requirement matrices
7.1.1 General
7.1.2 Supplied breathable gas fire and rescue services RPD
15 7.1.3 Filtering fire and rescue services RPD
17 7.2 Requirements for special application fire and rescue services RPD
7.2.1 Thermal Requirements
20 7.2.2 Resistance to flame
7.2.3 Radiant heat
21 7.2.4 Resistance to hot particles (embers/sparks/ash) – Supplied breathable gas RPD and filtering RPD
22 7.2.5 Chemical resistance of materials
23 7.2.6 Hazardous materials – Supplied breathable gas RPD
24 7.2.7 Contact with hot and cold surfaces generated by the RPD
7.2.8 Avoidance of frictional sparks – Supplied breathable gas RPD and filtering RPD
7.2.9 Visor after chemical exposure – Supplied breathable gas RPD and filtering RPD
25 7.2.10 Mechanical requirement
27 7.2.11 Requirements for audible warning devices – Supplied breathable gas RPD
28 7.2.12 Practical performance requirements
7.2.13 Eye irritation (external)
7.2.14 Operation during submersion – Supplied breathable gas RPD
29 7.2.15 Resistance to water splash – Filtering RPD
7.2.16 Communication performance (speaking and hearing) – Supplied breathable gas RPD and filtering RPD
7.2.17 Requirements for RPD used in explosive atmospheres and electromagnetic compatibility – Supplied breathable gas RPD and filtering RPD
30 7.2.18 RPD class FF1
31 7.2.19 Exposure to dust
7.3 Pre-conditioning of supplied breathable gas RPD and filtering RPD
7.3.1 General
7.3.2 Exposure to vibration and shock – Supplied breathable gas RPD and filtering RPD
32 7.3.3 Exposure to impact from drop – Filtering RPD and replaceable filters
7.3.4 Exposure to impact from drop — Supplied breathable gas RPD
33 7.3.5 Enhanced resistance to corrosion — Constant exposure
8 Testing
8.1 General
8.2 Inspection
34 8.3 Testing of leak tightness using positive pressure
8.4 Testing of hose permeation
8.4.1 Hose material
8.4.2 Sampling air
8.4.3 Test equipment
37 9 Marking
10 Information supplied by the manufacturer
38 Bibliography

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BS ISO 17420-5:2021
$167.15