AS/NZS 1841.1:2007

1-AS/NZS 1841.1:2007 PORTABLE FIRE EXTINGUISHERS - GENERAL REQUIREMENTS
4-PREFACE
5-CONTENTS
7-SECTION 1 SCOPE AND GENERAL
7-1.1 SCOPE
7-1.2 NEW DESIGNS AND INNOVATIONS
7-1.3 REFERENCED DOCUMENTS
8-1.4 DEFINITIONS
8-1.4.1 Anti-discharge device
8-1.4.2 Anti-tamper seal
8-1.4.3 Cap
8-1.4.4 Carry handle
8-1.4.5 Compressed gas container
8-1.4.6 Control nozzle
8-1.4.7 Cylinder
9-1.4.8 Discharge fittings
9-1.4.9 Effective discharge time
9-1.4.10 Extinguishant
9-1.4.11 Extinguisher size
9-1.4.12 Gas point
9-1.4.13 Hanging bracket
9-1.4.14 Interstitial space
9-1.4.15 Maximum developed pressure
9-1.4.16 Maximum service temperature
9-1.4.17 Neck ring
9-1.4.18 Operating mechanism
9-1.4.19 Periodic test pressure
9-1.4.20 Portable fire extinguisher
9-1.4.21 Pressure indicator
9-1.4.22 Quick release bracket
10-1.4.23 Rechargeable
10-1.4.24 Siphon tube
10-1.4.25 Skirt
10-1.4.26 Strainer
10-1.4.27 Support fitting
10-1.4.28 Valve
10-1.4.29 Visible length
10-1.4.30 Working pressure
10-1.5 CLASSIFICATION AND RATING
12-SECTION 2 MATERIALS OF CONSTRUCTION
12-2.1 GENERAL
12-2.2 CYLINDER
12-2.3 COMPRESSED GAS CONTAINERS
12-2.4 VALVE OR CAP
12-2.5 STABILITY
12-2.6 EXPOSED NON-METALLIC COMPONENTS
12-2.7 CORROSION TEST
13-SECTION 3 DESIGN
13-3.1 GENERAL
13-3.2 MAXIMUM DEVELOPED PRESSURE
13-3.3 CYLINDERS
13-3.3.1 General
13-3.3.2 Shape
14-3.3.3 Wall thickness
14-3.3.4 Neck ring opening
14-3.4 METHOD OF OPERATION
14-3.4.1 General
14-3.4.2 Operating mechanism
16-3.5 LIQUID LEVEL INDICATION
16-3.6 EXPANSION DEVICE
16-3.7 PRESSURE-INDICATING DEVICE
16-3.7.1 General
16-3.7.2 Rechargeable type extinguishers
17-3.7.3 Non-rechargeable type extinguishers
17-3.8 DISCHARGE FITTINGS
17-3.8.1 Siphon tube
17-3.8.2 Strainer
17-3.8.3 Discharge hose and fitting
18-3.9 FILLING (CHARGING)
18-3.10 FILLING TOLERANCE
18-3.11 SUPPORT FITTING
18-3.11.1 General
19-3.11.2 Quick-release brackets
20-SECTION 4 CONSTRUCTION
20-4.1 CYLINDER
20-4.1.1 General
20-4.1.2 Joints
20-4.1.3 Neck ring
20-4.1.4 Anti-corrosion treatment of internal surfaces
20-4.1.5 Anti-corrosion treatment of external surfaces
20-4.2 ORGANIC LININGS
20-4.2.1 General
21-4.2.2 Adhesion test
21-4.2.3 Continuity test
21-4.3 SKIRTS
21-4.4 VALVE OR CAP
22-4.5 HANDLE AND HANGING BRACKET
22-4.5.1 General
22-4.5.2 Carry handle or grip
23-SECTION 5 PERFORMANCE REQUIREMENTS
23-5.1 FIRE RATING
23-5.2 INTERMITTENT DISCHARGE
23-5.3 EFFECTIVE DISCHARGE
23-5.3.1 General
24-5.3.2 Test procedure
24-5.4 ELECTRICAL CAPABILITY
24-5.4.1 Suitability
24-5.4.2 Water-based extinguishants
25-SECTION 6 TESTING
25-6.1 VAPORIZING LIQUID EXTINGUISHERS
25-6.2 PRESSURE TESTS FOR EXTINGUISHERS OTHER THAN CARBON DIOXIDE TYPE
25-6.2.1 Strength test
25-6.2.2 Proof test
25-6.3 PRESSURE TESTS FOR CARBON DIOXIDE TYPE EXTINGUISHERS
25-6.3.1 Extinguisher body
25-6.3.2 Valves and fittings
25-6.4 CLEAR PASSAGE TEST
26-6.5 COMPONENT MATERIALS TEST
26-6.6 GAS LEAKAGE TESTS
26-6.6.1 General
26-6.6.2 Test by electronic leak detection
26-6.6.3 Test by immersion
27-6.6.4 Test by weighing
27-6.6.5 Alternative methods
27-6.7 EXTERNAL CORROSION TEST
27-6.8 PULSATION TEST
27-6.9 SUPPORT FITTING TEST
28-6.10 EXTINGUISHER DROP TEST
28-6.11 VALVE IMPACT TEST
28-6.12 SIPHON TUBE TEST
28-6.13 TESTS FOR PLASTICS MATERIALS
29-SECTION 7 DETERMINATION OF COMPLIANCE
29-7.1 SCOPE
29-7.2 GENERAL
31-SECTION 8 IDENTIFICATION COLOURS
31-8.1 GENERAL
31-8.2 BODY COLOUR
31-8.3 IDENTIFICATION COLOUR
32-SECTION 9 INSTRUCTIONS AND MARKING
32-9.1 GENERAL
32-9.2 PERMANENT MARKING
33-9.3 MAIN LABEL
33-9.3.1 General
33-9.3.2 Instructions
33-9.3.3 Use code pictographs
34-9.4 IDENTIFICATION
35-9.5 SERVICING INFORMATION
36-9.6 POLYCARBONATE CAUTION
36-9.7 SERVICE INFORMATION
36-9.8 EXTINGUISHERS INTENDED FOR SALE IN OTHER COUNTRIES
37-SECTION 10 PACKING AND SHIPMENT
37-10.1 GENERAL
37-10.2 WATER, WET CHEMICAL AND FOAM FIRE EXTINGUISHERS
37-10.3 POWDER, CARBON DIOXIDE AND VAPORIZING LIQUID EXTINGUISHERS
38-SECTION 11 COMPRESSED GAS CONTAINERS
38-11.1 GENERAL
38-11.1.1 Rechargeable compressed gas containers
38-11.1.2 Non-rechargeable compressed gas containers
38-11.2 HIGH-PRESSURE COMPRESSED GAS CONTAINERS
38-11.2.1 General
38-11.2.2 Materials
38-11.2.3 Design
38-11.2.4 Tests
39-11.3 CHECKING FOR LEAKAGE OF GAS
39-11.4 PROTECTIVE FINISHES
39-11.5 MARKING OF COMPRESSED GAS CONTAINERS
39-11.5.1 Rechargeable compressed gas containers
40-11.5.2 Non-rechargeable compressed gas containers
40-11.6 ALUMINIUM ALLOY CONTAINERS-CHEMICAL COMPOSITION
41-APPENDIX A - ADHESION TEST
41-A1 SCOPE
41-A2 PRINCIPLE
41-A3 APPARATUS
41-A4 PROCEDURE
41-A5 RESULTS
42-APPENDIX B - EXTERNAL CORROSION TEST
42-B1 SCOPE
42-B2 PRINCIPLE
42-B3 APPARATUS
42-B4 PROCEDURE
42-B5 ASSESSMENT
43-APPENDIX C - VALVE IMPACT TEST
43-C1 SCOPE
43-C2 PRINCIPLE
43-C3 APPARATUS
43-C4 PROCEDURE
44-C5 RESULTS