BSI 17/30348253 DC:2017 Edition
$13.70
BS EN 12942. Respiratory protective devices. Power filtering devices incorporating full face masks, half masks or quarter masks. Requirements, testing, marking
| Published By | Publication Date | Number of Pages |
| BSI | 2017 | 52 |
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 4 | Contents Page |
| 8 | 1 Scope 2 Normative references |
| 9 | 3 Terms, definitions, description, abbreviations and symbols 3.1 Terms |
| 10 | 3.2 Description 3.3 Symbols |
| 11 | 4 Designation 5 Classification |
| 13 | 6 Requirements 6.1 General 6.2 Nominal values and tolerances 6.3 Ergonomics 6.4 Design |
| 14 | 6.5 Materials 6.5.1 General 6.5.2 Skin compatibility 6.6 Mechanical stress (optional) 6.7 Resistance to temperature 6.8 Respiratory interface (RI) 6.8.1 General 6.8.2 Full face masks (other than those complying with EN 136) 6.8.2.1 Connection to full face mask |
| 15 | 6.8.2.2 Exhalation means 6.8.2.3 Head harness 6.8.2.4 Eyepieces and visor(s) |
| 16 | 6.8.2.5 Speech diaphragm 6.8.3 Half masks and quarter masks (other than those complying with EN 140:1998) 6.8.3.1 RI connector 6.8.3.2 Exhalation means |
| 17 | 6.8.3.3 Head harness 6.8.3.4 Field of vision 6.9 Inward leakage 6.9.1 General 6.9.2 Power on 6.9.3 Power off 6.10 Breathing resistance 6.10.1 General |
| 18 | 6.10.2 Inhalation resistance 6.10.3 Exhalation resistance 6.11 Air supply 6.12 Warning facilities 6.12.1 General |
| 19 | 6.12.2 Low energy warning 6.12.3 Low flow warning 6.13 Electrical components 6.14 Breathing hose, if applicable, and couplings |
| 20 | 6.15 Filters 6.15.1 Particle filters 6.15.1.1 Classification and designation 6.15.2 Gas filters 6.15.2.1 Classification and designation 6.15.2.2 Types of filters |
| 21 | 6.15.2.3 Classes of filters 6.15.2.4 Combined filters |
| 22 | 6.15.3 Filter requirements 6.15.3.1 General 6.15.3.2 Materials 6.15.3.3 Mechanical strength – Filters 6.15.3.4 Protection efficiency/capacity |
| 25 | 6.16 Noise level |
| 26 | 6.17 Carbon dioxide content of the inhalation air (dead space) 6.18 Flammability 6.19 Attachments to the RI 6.19.1 Full face mask 6.19.2 Half mask and quarter mask 6.20 Total mass of RPD 6.21 Practical performance |
| 27 | 7 Testing 7.1 Test schedule |
| 29 | 7.2 Temperature conditioning 7.2.1 RPD components including filters 7.2.2 Particle filters and gas filters 7.3 Inspection |
| 30 | 7.4 Inward leakage 7.5 Carbon dioxide content of the inhalation air (dead space) 7.5.1 Principle |
| 31 | 7.5.2 Test equipment 7.5.3 Procedure 7.5.4 Report |
| 32 | 7.6 Breathing resistance 7.6.1 Inhalation resistance with power switched off 7.6.2 Inhalation resistance with power switched on |
| 33 | 7.6.3 Exhalation resistance with power switched on 7.7 Manufacturer’s minimum design duration 7.7.1 Principle 7.7.2 Apparatus 7.7.3 Preparation of the device 7.7.4 Procedure 7.8 Air supply flow rate 7.8.1 Principle |
| 34 | 7.8.2 Test equipment 7.8.3 Preparation of RPD 7.8.3.1 General 7.8.3.2 Fitting to the head form 7.8.4 Procedure: Initial flow rate 7.8.5 Procedure: Design duration |
| 35 | 7.8.6 Low energy warning |
| 36 | 7.8.7 Low flow warning 7.9 Resistance to collapse of breathing hose 7.9.1 Apparatus 7.9.2 Procedure |
| 37 | 7.10 Strength of hose and couplings 7.11 Interactive flow rate 7.11.1 General |
| 38 | 7.11.2 Apparatus 7.11.3 Method |
| 40 | 7.12 Mechanical strength 7.12.1 Test equipment 7.12.2 Test procedure |
| 41 | 7.13 Filter performance testing 7.13.1 General |
| 42 | 7.13.2 Particle filter efficiency 7.13.3 Gas capacity 7.13.3.1 General 7.13.3.2 Gas filters type A, B, E and K |
| 43 | 7.13.3.3 Special filters |
| 44 | 7.13.3.4 AX filters 7.13.3.5 SX filters |
| 45 | 7.14 Practical performance 7.14.1 Test subjects 7.14.2 Test conditions 7.14.3 Procedure 7.14.4 Test report |
| 46 | 8 Marking 8.1 General 8.2 RI 8.3 Blower unit and battery casing (if separate from the blower) |
| 47 | 8.4 Filters 8.4.1 General |
| 48 | 8.4.2 Gas and combined filters 8.4.3 Combined filters 8.5 Filter package 8.6 RPD packages 9 Information supplied by the manufacturer 9.1 Complete RPD |
| 49 | 9.2 Filters |
| 50 | Annex ZA (informative)Relationship between this European Standard and the basic health and safety requirements of EU Directive 89/686/EEC on Personal Protective Equipment aimed to be covered |
