ACKNOWLEDGEMENTS 6
PREFACE 8
INTRODUCTION 9
SECTION 1 THE STATUTORY REQUIREMENTS 11
1.1 Statutory Regulations 11
SECTION 2 THE WIRING REGULATIONS 16
SECTION 3 THERMAL EFFECTS 19
3.1 Thermal effects 19
3.2 The ignition hazard 19
3.3 The propagation hazard 26
3.4 The risk of burns 28
3.5 The risk of overheating 29
3.6 Selection and erection 30
3.7 External influences 30
SECTION 4 USE OF THE INSTALLATION AND ALTERATIONS AND
ADDITIONS 32
4.1 The use of the installation 32
4.2 Alterations and additions 33
4.3 Periodic inspections 33
SECTION 5 LOCATIONS WITH INCREASED RISK 35
5.1 Potentially explosive atmospheres, etc 35
5.2 Risks from materials 36
5.2.1 Risks from the process or stored materials 36
5.2.2 Risks from combustible constructional materials 40
5.3 Smoke and corrosive gases 40
5.4 Building complexity 41
SECTION 6 SAFETY SERVICES 42
6.1 Emergency lighting and fire alarms 42
6.2 Emergency lighting and fire alarms - Scotland 44
6.3 Smoke detectors and alarms 45
6.4 Fireman's switches and other switches 46
6.5 Static electricity 46
6.6 Lightning 46
6.7 Exit signs 47
6.8 Alarm systems 48
_CD GN4 Protection Against Fire, inc 16 th Edition 2001 Amd No 1 4
SECTION 7 CABLE SELECTION 49
7.1 Cable construction specifications 49
7.2 Cable performance specifications 53
7.3 Circuit integrity 57
7.4 System requirements 60
SECTION 8 MAINTENANCE 64
8.1 Overheating 65
8.2 Structural changes 65
8.3 Extension leads and adaptors 65
8.4 IT equipment 66
8.5 Harmonics 67
APPENDIX
INDEX 94
