BSI PAS 4443:2024
$95.91
Assessment criteria: Ancillary valves, devices and components used in hydrogen gas installations. Specification
| Published By | Publication Date | Number of Pages |
| BSI | 2024 | 32 |
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 3 | Contents |
| 5 | Foreword |
| 7 | 0 Introduction |
| 9 | 1 Scope |
| 10 | 2 Normative references |
| 12 | 3 Terms, definitions, symbols and abbreviated terms 3.1 Terms and definitions |
| 14 | 3.2 Symbols and abbreviated terms |
| 15 | 4 Gas classification 4.1 General 4.2 Gas category |
| 17 | 4.3 Supply pressures |
| 18 | 5 Component design specification 5.1 Manual valves 5.2 Lubricants 5.3 Self-sealing sockets 5.4 Flexible hoses, tubing, assemblies and their connections – General |
| 19 | 5.5 Flexible hoses, end fittings and sockets – Domestic cookers and catering equipment 5.6 Threaded fittings 5.7 Automatic shut-off valves 5.8 External switching devices for automatic shut-off valves |
| 20 | 5.9 Flame arrestors 5.10 Pressure regulators 5.11 Non-return valves 5.12 Gas filters 5.13 Gas boosters |
| 21 | 5.14 Pressure test points (TPs) 5.15 Purge points 5.16 Excess flow valve (EFV) |
| 22 | 6 Performance 6.1 Gas tightness of components 6.2 Maximum design pressure loss 6.3 Test gases for type tests |
| 23 | 7 Test and measuring equipment 7.1 Electrical safety 7.2 Gas sampling, analysis and detection |
| 24 | 7.3 Gas pressure measurement |
| 25 | 8 Maintenance |
| 26 | 9 Marking, instructions and packaging 9.1 Marking 9.2 Instructions 9.3 Packaging |
| 27 | Annex A (informative) Dangerous Substances and Explosive Atmospheres Regulations 2002 (DSEAR) |
| 28 | Bibliography |
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