BS EN 12942:1998+A2:2008:2009 Edition
$189.07
Respiratory protective devices. Power assisted filtering devices incorporating full face masks, half masks or quarter masks. Requirements, testing, marking
| Published By | Publication Date | Number of Pages |
| BSI | 2009 | 46 |
Performance and marking requirements.
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 4 | Foreword Foreword to amendment A1 Contents |
| 5 | Introduction 1 Scope 2 Normative references |
| 7 | Table 1 – Classification of complete devices 6 Requirements 6.1 Materials |
| 8 | 6.2 Resistance to temperature 6.3 Facepiece |
| 10 | 6.4 Inward leakage 6.5 Breathing resistance 6.6 Air supply |
| 11 | 6.7 Checking facilities 6.8 Resistance to clogging 6.9 Electrical components 6.10 Breathing hose Table 2 – Strength of hose and couplings |
| 12 | 6.11 Filters |
| 15 | Table 3 – Protection capacity of gas filters of types A, B, E and K Table 4 – Protection capacity of special filters Table 5 – Protection capacity of AX filters 6.12 Noise level 6.13 Carbon dioxide content of the inhalation air (dead space) |
| 16 | 6.14 Resistance to flame 6.15 Attachments to the facepiece 6.16 Total mass of device 6.17 Practical performance 7 Testing 7.1 Conditioning |
| 17 | Table 6 – Testing schedule 7.2 Visual inspection |
| 18 | 7.3 Inward leakage Table 7 – Type of device and test substances to be used in inward leakage�test� |
| 22 | 7.4 Practical performance test |
| 23 | 7.5 Carbon dioxide content of the inhalation air (dead space) |
| 24 | 7.6 Breathing resistance 7.7 Manufacturer’s minimum design duration |
