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AS 3498-2009
[Available Superseded]Authorization requirements for plumbing products — Water heaters and hot-water storage tanks
Sets out the uniform requirements that regulatory authorities may apply in Australia for basic safety and public health issues relating to the use of water heaters and hot-water storage tanks.
Published: 10/04/2009
Pages: 28
Table of contents
Cited references
Content history
Table of contents
Header
About this publication
Preface
1 Scope
2 Normative references
3 Definitions
4 Compliance
5 Materials in contact with potable water
6 Design and construction of water-carrying components
6.1 Inlet and outlet plumbing connections
6.2 Strength of components
6.3 Safe failure
6.4 Contamination of potable water supply
7 Control and protection
7.1 General requirements and conditions
7.2 Temperature delivery requirements
7.2.1 Water-heating appliances
7.2.2 Water-heating appliances not complying with Clause 7.2.1
7.3 Unvented storage water heaters
7.4 Unvented instantaneous water heaters
7.5 Vented storage water heaters
7.6 Heat-exchange water heaters
7.7 Uncontrolled storage water heaters
7.8 Instantaneous water heaters open to the atmosphere
7.9 Uncontrolled auxiliary water heaters
7.10 Unvented hot-water storage tanks
7.11 Vented hot-water storage tanks
8 Markings
8.1 Water-heating appliances
8.2 Hot-water storage tanks
9 Installation instructions
10 Inspection and maintenance
Appendix A
A1 Scope
A2 Principle
A3 Application
A4 Tests
A5 Apparatus
A5.1 General
A5.2 Flow meter
A5.3 Pressure gauges
A5.4 Temperature measurement
A5.4.1 Temperature sensors
A5.4.2 Sampling rate
A5.4.3 Temperature measurement locations
A6 Test procedures
A6.1 General
A6.2 Test for inlet water temperature variation
A6.2.1 General
A6.2.2 Procedure
A6.3 Test for heated water flow variation
A6.3.1 General
A6.3.2 Procedure
A6.4 Test for response to temperature setting variation
A6.4.1 General
A6.4.2 Procedure
A6.5 Test for cold-water inlet pressure drop (option 3 only)
A6.5.1 General
A6.5.2 Procedure
A6.6 Test for cold-water shut-off (option 3 only)
A6.6.1 General
A6.6.2 Procedure
A6.7 Test for delivery temperature overshoot on starting from ambient
A6.7.1 General
A6.7.2 Procedure
A6.7.3 Additional procedure for appliances fitted with a means of adjusting temperatures above 50°C
A6.8 Confirmation of control strategy
A6.9 Test report
Appendix B
B1 Scope
B2 Principle
B3 Test procedure
B3.1 General
B3.2 Endurance test
B3.3 Test report
Appendix C
C1 Scope
C2 Principle
C3 Test procedure
C3.1 General
C3.2 Temperature sensors
C3.3 Data sampling rate
C3.4 Adjusted temperature
C3.5 Analysis
C3.6 Cumulative scald factor
Appendix D
D1 Related scalding requirements transients
D2 Scalding effect of hot water
D3 Approach in AS 3498
D4 Details of AS 3498 approach
D5 Related issues
Bibliography
Cited references in this standard
[Available Superseded]
Safety of household and similar electrical appliances, Part 2.35: Particular requirements - Instantaneous water heaters
[Superseded]
Safety of household and similar electrical appliances, Part 2.21: Particular requirements — Storage water heaters
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