AS 4214.6-1998

1 - AS 4214.6-1998 GASEOUS FIRE EXTINGUISHING SYSTEMS - FE-13 (HFC-23) TOTAL FLOODING SYSTEMS
4 - PREFACE
5 - CONTENTS
6 - FOREWORD
7 - SECTION 1 SCOPE AND GENERAL
7 - 1.1 SCOPE
7 - 1.2 APPLICATION
7 - 1.3 REFERENCED DOCUMENTS
8 - 1.4 DEFINITIONS
8 - 1.5 USES AND LIMITATIONS OF FE-13
8 - 1.5.1 Extinguishing mechanism
8 - 1.5.2 Uses of FE-13 total flooding systems
8 - 1.5.3 Limitations of FE-13 systems
9 - SECTION 2 SAFETY REQUIREMENTS
9 - 2.1 SAFETY OF PERSONNEL
9 - 2.1.1 General
9 - 2.1.2 Protection of occupants
9 - 2.1.3 FE-13 concentrations
9 - 2.2 SAFETY PRECAUTIONS AND LIMITS
10 - SECTION 3 SYSTEM DESIGN
10 - 3.1 GENERAL
10 - 3.2 DURATION OF DISCHARGE
10 - 3.3 CONCENTRATION, DISTRIBUTION AND HOLDING
10 - 3.4 DESIGN CONCENTRATION
10 - 3.4.1 Requirement for flame extinguishment
11 - 3.4.2 Inerting requirements
11 - 3.5 COMBUSTIBLE SOLIDS
12 - 3.6 TOTAL FLOODING QUANTITY
12 - 3.7 PRESSURE ADJUSTMENT
12 - 3.8 COMPATIBILITY
15 - SECTION 4 PROTECTED ENCLOSURE REQUIREMENTS
16 - SECTION 5 FE-13 SUPPLY
16 - 5.1 QUALITY
16 - 5.2 STORAGE CONTAINERS
16 - 5.3 STORAGE CONTAINER ARRANGEMENT
18 - SECTION 6 DISTRIBUTION SYSTEM
18 - 6.1 GENERAL
18 - 6.2 STEEL PIPE
18 - 6.3 COPPER PIPE
18 - 6.4 PIPING JOINTS
18 - 6.4.1 Jointing of ferrous pipes
19 - 6.4.2 Jointing of copper pipe
19 - 6.4.3 Mechanical pipe joints
19 - 6.4.4 Pipe support
19 - 6.5 SAFETY DEVICES
20 - SECTION 7 CONTROL SYSTEMS
20 - SECTION 8 MARKING
21 - SECTION 9 COMMISSIONING AND ACCEPTANCE TESTING
21 - 9.1 CRITERIA FOR ACCEPTANCE
21 - 9.2 COMMISSIONING CERTIFICATION
21 - 9.3 FAILURE
22 - APPENDIX A - CHARACTERISTICS OF FE-13 (HFC-23)
22 - A1 SCOPE
22 - A2 CHARACTERISTICS OF FE-13
22 - A2.1 Physical properties
22 - A2.2 Pressure versus temperature
22 - A2.3 System discharge
23 - A2.4 Average system pressure
23 - A2.5 Average cylinder pressures
23 - A3 SYSTEM DESIGN
23 - A3.1 Turbulent pipe flow
23 - A3.2 Percentage in pipes
23 - A3.3 First branch flow split
23 - A3.4 Tee flow splits
23 - A3.5 Initial vapour phase
23 - A3.6 Final vapour phase
23 - A3.7 Special conditions
24 - A4 FE-13 ENGINEERING SYSTEMS
24 - A4.1 Engineered (central storage) systems
24 - A4.2 Pre-engineered (or modular) systems
25 - APPENDIX B - SAFETY OF PERSONNEL
25 - B1 SCOPE
25 - B2 EFFECTS ON HUMANS
25 - B3 HAZARDOUS DECOMPOSITION PRODUCTS
26 - B4 OTHER POTENTIAL HAZARDS
27 - APPENDIX C - DISCHARGE TEST
27 - C1 SCOPE
27 - C2 PRINCIPLE
27 - C3 TEST MEDIUM
27 - C4 APPARATUS
27 - C5 PROCEDURE
27 - C6 RECOMMISSIONING
28 - C7 REPORTING
29 - APPENDIX D - NOTICE OF COMPLETION

Sets out requirements for fire extinguishing systems, utilizing FE-13 (HFC-23) as an extinguishant. It applies to single supply or distributed supply systems.

This Standard sets out requirements for fire extinguishing systems utilizing FE-13 (HFC-23). It applies to single supply or distributed supply systems.

First published as AS 4214.6-1998.