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BS EN 12942:2023 – TC:2024 Edition

BS EN 12942:2023 – TC:2024 Edition

$246.62

Tracked Changes. Respiratory protective devices. Powered filtering devices incorporating full face masks, half masks or quarter masks. Requirements, testing, marking

Published By Publication Date Number of Pages
BSI 2024 136
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This document specifies minimum requirements for powered Respiratory Protective Devices (RPD) incorporating a tight-fitting respiratory interface. It does not cover devices designed for use in circumstances where there is or might be an oxygen deficiency. Escape RPD and filters for use against CO are not covered by this document. Laboratory tests and practical performance tests are included for the assessment of compliance with the requirements.

PDF Catalog

PDF Pages PDF Title
88 undefined
95 1 Scope
2 Normative references
96 3 Terms and definitions, description and symbols
3.1 Terms and definitions
97 3.2 Description
3.3 Symbols
98 4 Classification
99 5 Requirements
5.1 General
100 5.2 Values and tolerances
5.3 Ergonomics
5.4 Design
5.5 Materials
5.5.1 General
5.5.2 Skin compatibility
5.6 Mechanical strength (optional)
5.7 Resistance to temperature
101 5.8 Respiratory interface (RI)
5.8.1 General
5.8.2 Full face masks (other than those complying with EN 136:1998)
5.8.2.1 Connection to full face mask
5.8.2.2 Exhalation means
5.8.2.3 Head harness
102 5.8.2.4 Eyepieces and visor(s)
5.8.2.5 Speech diaphragm
5.8.3 Half masks and quarter masks (other than those complying with EN 140:1998)
5.8.3.1 RI connector
103 5.8.3.2 Exhalation means
5.8.3.3 Head harness
5.8.3.4 Field of vision
5.9 Inward leakage
5.9.1 General
104 5.9.2 Power-on mode
5.9.3 Power-off mode
5.10 Breathing resistance
5.10.1 General
5.10.2 Inhalation resistance
5.10.3 Exhalation resistance
5.11 Air supply
105 5.12 Warning facilities
5.12.1 General
5.12.2 Low energy warning
5.12.3 Manufacturer’s minimum design condition warning
5.13 Electrical components
5.14 Breathing hose, if applicable, and couplings
5.14.1 General
106 5.14.2 Strength of couplings to RI
5.15 Filters
5.15.1 Particle filters
5.15.1.1 Classification and designation
5.15.2 Gas filters
5.15.2.1 Classification and designation
107 5.15.2.2 Types of filters
108 5.15.2.3 Classes of filters
5.15.3 Filter requirements
5.15.3.1 General
5.15.3.2 Materials
109 5.15.3.3 Mechanical strength – Filters
5.15.3.4 Protection efficiency/capacity
111 5.16 Noise level
112 5.17 Carbon dioxide content of the inhalation air
5.18 Flammability
5.19 Mass of RPD
5.19.1 Total mass
113 5.19.2 Mass carried by the head
5.20 Practical performance
5.20.1 General
5.20.2 Activities
6 Testing
6.1 Test schedule
115 6.2 Conditioning
6.2.1 Mechanical stress (optional)
6.2.2 Temperature
6.2.2.1 RPD components including filters
6.2.2.2 Filters
6.3 Inspection
116 6.4 Inward leakage
117 6.5 Breathing resistance
6.5.1 Inhalation resistance in power off mode
6.5.2 Inhalation resistance in power-on mode
6.5.3 Exhalation resistance in power-on mode
6.6 Manufacturer’s minimum design duration
6.6.1 Principle
6.6.2 Test equipment
6.6.3 Preparation of the device
6.6.4 Procedure
118 6.7 Air supply flow rate
6.7.1 Principle
6.7.2 Test equipment
6.7.3 Preparation of RPD
6.7.3.1 General
6.7.3.2 Fitting to the head form
6.7.4 Determination of flow rate
119 6.7.5 Manufacturer’s minimum design condition warning
120 6.8 Resistance to collapse of breathing hose
6.8.1 Principle
6.8.2 Test equipment
6.8.3 Procedure
121 6.9 Strength of hose and couplings
6.10 Interactive flow rate
6.10.1 General
6.10.2 Test equipment
122 6.10.3 Method
123 6.11 Mechanical strength
6.11.1 Test equipment
6.11.2 Test procedure
124 6.12 Filter performance testing
6.12.1 General
6.12.2 Particle filter efficiency
125 6.12.3 Gas capacity
6.12.3.1 General
6.12.3.2 Gas filters type A, B, E and K
126 6.12.3.3 Special filters
127 6.12.3.4 AX filters
6.12.3.5 SX filters
128 6.13 Mass carried by the head
7 Marking
7.1 General
7.2 RI
7.3 Blower unit and battery casing (if separate from the blower)
129 7.4 Filters
7.4.1 General
130 7.4.2 Gas and combined filters
7.4.3 Combined filters
7.5 Filter package
7.6 RPD packages
8 Information supplied by the manufacturer
8.1 Complete RPD
131 8.2 Filters
132 Annex ZA (informative)Relationship between this European Standard and the essential health and safety requirements of Regulation 2016/425/EU [2016 OJ L81] aimed to be covered

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BS EN 12942:2023 - TC
$246.62