Standard
Track updates
AS/NZS 1841.1:2007
[Current]Portable fire extinguishers, Part 1: General requirements
Provides general requirements for portable fire extinguishers, including the materials, design, construction, methods of manufacture, performance of the extinguisher and any associated gas container, including requirements for instructions and markings.
Published: 31/08/2007
Pages: 38
Table of contents
Cited references
Content history
Table of contents
Header
About this publication
Preface
1 Scope and general
1.1 Scope
1.2 New designs and innovations
1.3 Referenced documents
1.4 Definitions
1.5 Classification and rating
2 Materials of construction
2.1 General
2.2 Cylinder
2.3 Compressed gas containers
2.4 Valve or cap
2.5 Stability
2.6 Exposed non-metallic components
2.7 Corrosion test
3 Design
3.1 General
3.2 Maximum developed pressure
3.3 Cylinders
3.3.1 General
3.3.2 Shape
3.3.3 Wall thickness
3.3.4 Neck ring opening
3.4 Method of operation
3.4.1 General
3.4.2 Operating mechanism
3.5 Liquid level indication
3.6 Expansion device
3.7 Pressure-indicating device
3.7.1 General
3.7.2 Rechargeable type extinguishers
3.7.3 Non-rechargeable type extinguishers
3.8 Discharge fittings
3.8.1 Siphon tube
3.8.2 Strainer
3.8.3 Discharge hose and fitting
3.9 Filling (charging)
3.10 Filling tolerance
3.11 Support fitting
3.11.1 General
3.11.2 Quick-release brackets
4 Construction
4.1 Cylinder
4.1.1 General
4.1.2 Joints
4.1.3 Neck ring
4.1.4 Anti-corrosion treatment of internal surfaces
4.1.5 Anti-corrosion treatment of external surfaces
4.2 Organic linings
4.2.1 General
4.2.2 Adhesion test
4.2.3 Continuity test
4.3 Skirts
4.4 Valve or cap
4.5 Handle and hanging bracket
4.5.1 General
4.5.2 Carry handle or grip
5 Performance requirements
5.1 Fire rating
5.2 Intermittent discharge
5.3 Effective discharge
5.3.1 General
5.3.2 Test procedure
5.4 Electrical capability
5.4.1 Suitability
5.4.2 Water-based extinguishants
6 Testing
6.1 Vaporizing liquid extinguishers
6.2 Pressure tests for extinguishers other than carbon dioxide type
6.2.1 Strength test
6.2.2 Proof test
6.3 Pressure tests for carbon dioxide type extinguishers
6.3.1 Extinguisher body
6.3.2 Valves and fittings
6.4 Clear passage test
6.5 Component materials test
6.6 Gas leakage tests
6.6.1 General
6.6.2 Test by electronic leak detection
6.6.3 Test by immersion
6.6.4 Test by weighing
6.6.5 Alternative methods
6.7 External corrosion test
6.8 Pulsation test
6.9 Support fitting test
6.10 Extinguisher drop test
6.11 Valve impact test
6.12 Siphon tube test
6.13 Tests for plastics materials
7 Determination of compliance
7.1 Scope
7.2 General
8 Identification colours
8.1 General
8.2 Body colour
8.3 Identification colour
9 Instructions and marking
9.1 General
9.2 Permanent marking
9.3 Main label
9.3.1 General
9.3.2 Instructions
9.3.3 Use code pictographs
9.4 Identification
9.5 Servicing information
9.6 Polycarbonate caution
9.7 Service information
9.8 Extinguishers intended for sale in other countries
10 Packing and shipment
10.1 General
10.2 Water, wet chemical and foam fire extinguishers
10.3 Powder, carbon dioxide and vaporizing liquid extinguishers
11 Compressed gas containers
11.1 General
11.1.1 Rechargeable compressed gas containers
11.1.2 Non-rechargeable compressed gas containers
11.2 High‑pressure compressed gas containers
11.2.1 General
11.2.2 Materials
11.2.3 Design
11.2.4 Tests
11.2.4.1 Proof test
11.2.4.2 Routine test
11.3 Checking for leakage of gas
11.4 Protective finishes
11.5 Marking of compressed gas containers
11.5.1 Rechargeable compressed gas containers
11.5.2 Non-rechargeable compressed gas containers
11.6 Aluminium alloy containers—Chemical composition
Appendix A
A1 Scope
A2 Principle
A3 Apparatus
A4 Procedure
A5 Results
Appendix B
B1 Scope
B2 Principle
B3 Apparatus
B4 Procedure
B5 Assessment
Appendix C
C1 Scope
C2 Principle
C3 Apparatus
C4 Procedure
C5 Results
Cited references in this standard
NZS 5807
Code of practice for industrial identification by colour, wording or other coding
[Current]
Portable fire extinguishers — Classification, rating and performance testing
[Current]
Portable fire extinguishers, Part 8: Specific requirements for non-rechargeable type extinguishers
[Current]
Portable fire extinguishers, Part 7: Specific requirements for vaporizing liquid type extinguishers
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