1 - AS/NZS 4487:1997 PYROGEN FIRE EXTINGUISHING SYSTEMS
4 - PREFACE
5 - CONTENTS
7 - FOREWORD
8 - SECTION 1 SCOPE AND GENERAL
8 - 1.1 SCOPE
8 - 1.2 APPLICATION
8 - 1.3 NEW DESIGN AND INNOVATIONS
8 - 1.4 REFERENCED DOCUMENTS
9 - 1.5 INTERPRETATION OF SPECIFIED LIMITING VALUES
9 - 1.6 DEFINITIONS
9 - 1.6.1 Actuating mechanism
9 - 1.6.2 Aerosol
9 - 1.6.3 Aggressive environment
9 - 1.6.4 Appropriate authority
9 - 1.6.5 Approved and approval
9 - 1.6.6 Automatic
9 - 1.6.7 Combustion reaction
9 - 1.6.8 Control device
9 - 1.6.9 Coolant
9 - 1.6.10 Design concentration(g/m3)
9 - 1.6.11 Design factor (g/m3)
9 - 1.6.12 Design quantity
9 - 1.6.13 Extinguishant
9 - 1.6.14 Holding time
9 - 1.6.15 Hot work
10 - 1.6.16 Inerting
10 - 1.6.17 Igniter
10 - 1.6.18 Listing authority
10 - 1.6.19 Location drawing
10 - 1.6.20 Manual
10 - 1.6.21 Monitoring
10 - 1.6.22 Normally occupied area
10 - 1.6.23 Normally unoccupied area
10 - 1.6.24 Operating device
10 - 1.6.25 Primary release
10 - 1.6.26 Pyrogen
10 - 1.6.27 Pyrogen generator
10 - 1.6.28 Release
10 - 1.6.29 Shall
10 - 1.6.30 Should
10 - 1.6.31 Solid aerosol-forming composition
10 - 1.6.32 System isolate switch
10 - 1.6.33 Thermal ignition device
10 - 1.6.34 Total flooding system
10 - 1.7 USES AND LIMITATIONS OF PYROGEN
10 - 1.7.1 General
12 - 1.7.2 Extinguishing mechanism
12 - 1.7.3 Uses for Pyrogen systems
12 - 1.7.4 Limitations of Pyrogen systems
12 - 1.7.5 Protection of multiple risks
13 - SECTION 2 SAFETY REQUIREMENTS
13 - 2.1 POTENTIAL HAZARDS
13 - 2.2 PROTECTION OF OCCUPANTS
13 - 2.3 SAFETY ASPECTS
13 - 2.3.1 General
14 - 2.3.2 Installer’s responsibility
15 - 2.3.3 Owner’s responsibility
15 - 2.3.4 Electrical clearance
15 - 2.3.5 Hazardous areas
16 - SECTION 3 SYSTEM SUPPLY
16 - 3.1 QUALITY
16 - 3.2 SOLID AEROSOL-FORMING COMPOSITION
16 - 3.2.1 Chemical composition
16 - 3.2.2 Performance
16 - 3.2.3 Toxicity
16 - 3.2.4 Ignition
16 - 3.2.5 Stability
16 - 3.2.6 Dangerous goods classification
16 - 3.3 COOLANT
16 - 3.3.1 Chemical composition
16 - 3.3.2 Performance
17 - 3.3.3 Toxicity
17 - 3.4 IGNITION DEVICE
17 - 3.4.1 Electrical ignition device
17 - 3.4.2 Thermal ignition device
17 - 3.5 PYROGEN GENERATORS
17 - 3.5.1 General
17 - 3.5.2 Materials of construction
17 - 3.5.3 Performance
17 - 3.6 ACCESSORIES
17 - 3.6.1 Mounting brackets
17 - 3.6.2 Thermal ignition device
17 - 3.7 STORAGE ARRANGEMENTS
19 - SECTION 4 SYSTEM DESIGN
19 - 4.1 SPECIFICATIONS, PLANS AND APPROVALS
19 - 4.1.1 Specifications
19 - 4.1.2 Plans
19 - 4.1.3 System calculation approval
19 - 4.1.4 Approval of plans
20 - 4.1.5 Approval of installation
20 - 4.1.6 Approval of components
20 - 4.1.7 Deemed to satisfy
20 - 4.2 CONCENTRATION REQUIREMENTS
20 - 4.2.1 General
20 - 4.2.2 Concentration, distribution and holding
20 - 4.2.3 Class A fires-Combustible solids
21 - 4.2.4 Class B fires-Flammable liquids
21 - 4.2.5 Class C fires-Flammable gases
21 - 4.2.6 Requirement for flame extinguishment
21 - 4.2.7 Class E fires-Electrically energized fuels
21 - 4.2.8 Class F-Fats and cooking oils
21 - 4.2.9 Inerting
21 - 4.2.10 Extended application
21 - 4.3 TOTAL FLOODING QUANTITY REQUIREMENTS
22 - 4.4 DESIGN LIMITATIONS FOR TOTAL FLOODING SYSTEMS
23 - SECTION 5 PROTECTED ENCLOSURE REQUIREMENTS
23 - 5.1 UNCLOSABLE OPENINGS
23 - 5.2 VENTILATION AND SERVICES
23 - 5.3 PRESSURE RELIEF VENTING
24 - 5.4 ENCLOSURE STRENGTH
25 - SECTION 6 INSTALLATION
25 - 6.1 GENERAL
25 - 6.2 ARRANGEMENT
25 - 6.3 INSTALLATION RECOMMENDATIONS
26 - SECTION 7 CONTROL AND ACTUATION SYSTEMS
26 - 7.1 ACTUATION MECHANISM
26 - 7.1.1 General
26 - 7.1.2 Automatic operation
26 - 7.1.3 Manual operation
26 - 7.1.4 System isolate switch
26 - 7.2 OPERATING DEVICES
26 - 7.3 DETECTION, ALARM AND CONTROL SYSTEMS
27 - 7.4 CONTROL AND INDICATING EQUIPMENT
27 - 7.5 LOCAL CONTROL STATION
28 - 7.6 AUDIBLE ALARMS AND VISUAL WARNING DEVICES
29 - SECTION 8 MARKING
29 - 8.1 CONTROL AND INDICATING EQUIPMENT (CIE)
29 - 8.2 VISUAL WARNING DEVICES
29 - 8.3 LOCATION DRAWING
29 - 8.4 IDENTIFICATION AND MARKINGS OF PYROGEN GENERATORS
29 - 8.4.1 Identification
30 - 8.4.2 Permanent marking
30 - 8.4.3 Marking
30 - 8.5 LABELLING OF INDICATORS AND CONTROLS
35 - SECTION 9 COMMISSIONING AND ACCEPTANCE TESTING
35 - 9.1 CRITERIA FOR ACCEPTANCE
35 - 9.2 COMMISSIONING CERTIFICATION
35 - 9.3 FAILURE
36 - APPENDIX A - SAFETY OF PERSONNEL
36 - AI SCOPE
36 - A2 EFFECT ON HUMANS
37 - A3 SAFETY PRECAUTIONS
37 - A4 STORAGE AND TRANSPORTATION
38 - APPENDIX B - DISCHARGE TEST
38 - B1 SCOPE
38 - B2 PRINCIPLE
38 - B3 TEST MEDIUM
38 - B4 APPARATUS
38 - B5 PROCEDURE
39 - B6 RECOMMISSIONING
39 - B7 REPORTING
40 - APPENDIX C - TOTAL FLOODING QUANTITY CALCULATIONS-SPECIAL CONDITIONS
40 - C1 GENERAL
40 - C2 SEALED ENCLOSURES
40 - C3 EFFECTS OF ALTITUDE
41 - C4 EFFECTS OF TEMPERATURE
42 - C5 EFFECTS OF VENTILATION
43 - C6 COMPENSATION FOR LEAKAGE THROUGH ENCLOSURE OPENINGS
46 - APPENDIX D - COMMISSIONING CHECK LIST
48 - APPENDIX E - NOTICE OF COMPLETION