AS/NZS 4692.1:2005
Electric water heaters - Energy consumption, performance and general requirements
Includes performance test procedures, minimum performance requirements and a range of other requirements for water heaters. It also includes the revised test method for the determination of standing heat loss for electric storage water heaters, and the method for the determination of hot water delivery and mixed hot water delivery.
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AS/NZS 4692.1:2005 ELECTRIC WATER HEATERS - ENERGY CONSUMPTION, PERFORMANCE AND GENERAL REQUIREMENTS
PREFACE
CONTENTS
SECTION 1 SCOPE AND GENERAL
1.1 SCOPE
1.2 APPLICATION
1.3 REFERENCED DOCUMENTS
1.4 DEFINITIONS
1.4.1 Air source heat pump water heater
1.4.2 Bonded vitreous enamel coating
1.4.3 Casing
1.4.4 Container
1.4.5 Corset
1.4.6 Displacement water heater
1.4.7 Falling-level water heater
1.4.8 Heat exchange water heater
1.4.9 Heat exchanger
1.4.10 Heat pump water heater
1.4.11 Heat storage volume
1.4.12 Heating element
1.4.13 Heating unit
1.4.14 Hot water delivery
1.4.15 Mixed hot water delivery
1.4.16 Maximum head
1.4.17 Maximum water-supply pressure
1.4.18 Nominal capacity
1.4.19 Operating pressure
1.4.20 Rated value
1.4.21 Shell
1.4.22 Solar-boosted heat pump water heater
1.4.23 Solar water heater
1.4.24 Storage water heater
1.4.25 Test
1.4.26 Unvented water heater
1.4.27 Vented water hater
1.5 COMPLIANCE WITH OTHER SPECIFICATIONS
1.5.1 Safety requirements
1.5.2 Requirements of water supply and other regulatory authorities
SECTION 2 DESIGN AND CONSTRUCTION REQUIREMENTS
2.1 SCOPE OF SECTION
2.2 STRENGTH
2.2.1 General
2.2.2 Hydrostatic pressures
2.2.3 Pressure fluctuations and fatigue
2.2.4 External torque application
2.3 MATERIALS AND COMPONENTS IN CONTACT WITH WATER
2.3.1 General
2.3.2 Sacrificial anodes
2.3.3 Container
2.4 WATER FITTINGS
2.4.1 Size
2.4.2 Plumbing connections to water heater
2.5 WATER PIPES
2.6 DRAINAGE FACILITIES
2.7 CASING
2.8 CORSET
2.9 THERMAL INSULATION
2.10 FACILITIES FOR MAINTENANCE
2.11 PACKAGING
SECTION 3 ELECTRICAL COMPONENTS
3.1 SCOPE OF SECTION
3.2 HEATING UNITS
3.2.1 Rating of heating units
3.2.2 Tubular-sheathed immersion heating units
3.2.3 Bobbin heating units
3.3 TEMPERATURE CONTROL DEVICES AND THERMAL CUTOUTS
3.3.1 General
3.3.2 Immersed-probe temperature control devices
3.3.3 Thermal cut-out
SECTION 4 MARKING AND INSTUCTIONS
4.1 SCOPE OF SECTION
4.2 MARKING AND INSTRUCTIONS
4.3 INSTALLATION INSTRUCTIONS
SECTION 5 SPECIFIC REQUIREMENTS FOR STORAGE WATER HEATERS AND CONTAINERS
5.1 SCOPE OF SECTION
5.2 HOT WATER DELIVERY/NOMINAL CAPACITY
5.2.1 Rated hot water delivery-Australia
5.2.2 Nominal capacity-New Zealand
5.2.3 Rated mixed hot water delivery
5.3 WATERTIGHTNESS
5.4 HEATERS WITH COMPOSITE SHELLS
5.4.1 General
5.4.2 Steel shell
5.4.3 Application of enamel lining
5.4.4 Circumferential welding after enamelling
5.4.5 Requirements for enamel-lined shells
5.5 HEATERS WITH SINGLE SHELLS
5.5.1 Materials
5.5.2 Design and construction
5.6 HEATERS WITH ATTACHED FEED TANKS
5.6.1 Materials
5.6.2 Delivery
5.6.3 Feed tank, float-control valve-Temperature durability
5.6.4 Water level
5.6.5 Overflow
5.6.6 Cover
5.7 THERMOSTATS
5.7.1 Thermostat setting
5.7.2 Surface-contact thermostats
5.8 BOOSTING UNITS
5.9 MARKING AND INSTRUCTIONS
SECTION 6 SPECIFIC REQUIREMENTS FOR HEAT EXCHANGE WATER HEATERS
6.1 SCOPE OF SECTION
6.2 HOT WATER DELIVERY/NOMINAL CAPACITY
6.2.1 Rated heat storage volume-Australia
6.2.2 Rated heat storage volume-New Zealand
6.2.3 Rated mixed hot water delivery
6.3 STRENGTH
6.3.1 Watertightness
6.3.2 Hydrostatic pressure tests
6.4 HEATERS WITH ATTACHED FEED TANKS
6.5 THERMOSTATS-SURFACE-CONTACT
6.6 MARKING AND INSTRUCTIONS
6.7 PRODUCT SPECIFICATION
APPENDIX A - MEANS FOR DEMONSTRATING COMPLIANCE WITH THIS STANDARD
A1 SCOPE
A2 RELEVANCE
A3 PRODUCT CERTIFICATION
A4 DEFINITIONS
A4.1 Type test batch
A4.2 Production batch
A4.3 Sample
A4.4 Sampling plan
A4.5 Type testing
A4.6 Batch release test
A5 TESTING
A5.1 Type testing
A5.2 Process verification
A5.3 Batch release testing
A5.4 Retesting
APPENDIX B - STANDARDIZED TEST CONDITIONS
B1 SCOPE
B2 TEST CONDITIONS
B2.1 Air temperature
B2.2 Air movement for heat loss tests
B2.3 Radiation
B2.4 Cold water temperature
B2.5 Water pressure
B2.6 Electricity supply
B3 EQUIPMENT AND SET-UP
B3.1 Container hot water or heat exchange fluid temperature measurement positions
B3.2 Container temperature determination
B3.3 Water flow temperature measurements
B3.4 Container set-up and installation
B3.5 Electrical connections
B4 MEASUREMENT ACCURACY AND INSTRUMENTATION
B4.1 Temperature
B4.2 Electrical energy consumption
B4.3 Length
B4.4 Mass
B4.5 Time
B4.6 Water volume
APPENDIX C - DETERMINATION OF STANDING HEAT LOSS
C1 SCOPE
C2 PRINCIPLE
C3 TEST EQUIPMENT AND CONDITIONS
C3.1 General
C3.2 Heater configuration
C3.3 Temperature requirements
C3.4 Procedure
C4 CALCULATIONS
C5 REPORT
APPENDIX D - DETERMINATION OF HOT WATER DELIVERY
D1 SCOPE
D2 PRINCIPLE
D3 SET-UP AND METHOD
D3.1 General
D3.2 Heater configuration
D3.3 Temperature requirements
D3.4 Procedure
D4 SET-UP AND METHOD FOR SECONDARY, RAISED OR BOOST ELEMENTS
D4.1 General
D4.2 Heater configuration
D4.3 Temperature requirements
D4.4 Boost element procedure
D5 REPORT
APPENDIX E - MIXED HOT WATER DELIVERY
E1 SCOPE
E2 PRINCIPLE
E3 TEST EQUIPMENT AND CONDITIONS
E3.1 General
E3.2 Heater configuration
E3.3 Temperature requirements
E3.4 Procedure
E4 CALCULATIONS
E5 REPORT
APPENDIX F - TYPICAL PRODUCT SPECIFICATION FOR A STORAGE WATER HEATER
APPENDIX G - PRESSURE FATIGUE TESTING OF UNVENTED CONTAINERS
G1 SCOPE
G2 PRINCIPLE
G3 PROCEDURE
G4 REPORT
APPENDIX H - CONSTRUCTION DETAILS FOR COPPER, LOW-PRESSURE WATER HEATER SHELLS
H1 APPLICATION
H2 CONSTRUCTION
H3 PRESSURE TEST
H4 PIPE CONNECTIONS
H5 PIPE THREADS
H6 PROVISION FOR HEATING ELEMENTS, THERMOSTATS AND THERMAL CUT-OUTS
H7 CASING
APPENDIX I - CONFIGURATION AND DETERMINATION OF TIME CONSTANT FOR AN AIR TEMPERATURE SENSOR
I1 SCOPE
I2 PRINCIPLE-MEASUREMENT OF AIR TEMPERATURE
I3 CONFIGURATION OF AIR TEMPERATURE SENSOR
I4 AIR TEMPERATURE SENSOR DYNAMIC RESPONSE-TIME CONSTANT
APPENDIX J - ‚Text deleted™
APPENDIX K - DENSITY OF WATER
APPENDIX L - TEST ROOM CONFIGURATION
L1 GENERAL
L2 OPEN PLAN CONFIGURATION
L2.1 Radiation
L2.2 Air movement
L2.3 Air temperature
L3 TEST CUBICLE CONFIGURATION
L3.1 Radiation shields
L3.2 Air movement
L3.3 Air temperature
APPENDIX M - METHOD FOR THE DETERMINATION OF THE SOLUBILITY OF VITREOUS ENAMEL LINING
M1 SCOPE
M2 PRINCIPLE
M3 APPARATUS
M4 TEST SOLUTION
M5 TEST SPECIMENS
M5.1 Cutting of specimens
M5.2 Preparation of specimens
M6 CALIBRATION OF APPARATUS
M7 TEST PROCEDURE
M8 CALCULATION OF RESULTS
M9 REPORT
APPENDIX N - ERROR IN DETERMINATION OF TANK HEAT LOSS
N1 SCOPE
N2 CALCULATIONS
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References
Household and similar electrical appliances - Safety - Particular requirements for appliances for heating liquids
Household and similar electrical appliances - Safety - Particular requirements for storage water heaters
Thermostats and thermal cutouts for domestic thermal storage electric water heaters (alternating current only)
Related Information
Energy Efficiency (Energy Using Products) Regulations 2002
Ministry: Ministry of Business Innovation and Employment - Digital, Communications and Transformation (RSM)
Section: Schedule 1
Citation context:Listed as a Testing standard
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AS/NZS 4692.1:2005 A1
Electric water heaters - Energy consumption, performance and general requirements: Amendment 1 -
AS/NZS 4692.1:2005 A2
Electric water heaters - Part 1: Energy consumption, performance and general requirements: Amendment 2
AS/NZS 4692.1:2005 ELECTRIC WATER HEATERS - ENERGY CONSUMPTION, PERFORMANCE AND GENERAL REQUIREMENTS
PREFACE
CONTENTS
SECTION 1 SCOPE AND GENERAL
1.1 SCOPE
1.2 APPLICATION
1.3 REFERENCED DOCUMENTS
1.4 DEFINITIONS
1.4.1 Air source heat pump water heater
1.4.2 Bonded vitreous enamel coating
1.4.3 Casing
1.4.4 Container
1.4.5 Corset
1.4.6 Displacement water heater
1.4.7 Falling-level water heater
1.4.8 Heat exchange water heater
1.4.9 Heat exchanger
1.4.10 Heat pump water heater
1.4.11 Heat storage volume
1.4.12 Heating element
1.4.13 Heating unit
1.4.14 Hot water delivery
1.4.15 Mixed hot water delivery
1.4.16 Maximum head
1.4.17 Maximum water-supply pressure
1.4.18 Nominal capacity
1.4.19 Operating pressure
1.4.20 Rated value
1.4.21 Shell
1.4.22 Solar-boosted heat pump water heater
1.4.23 Solar water heater
1.4.24 Storage water heater
1.4.25 Test
1.4.26 Unvented water heater
1.4.27 Vented water hater
1.5 COMPLIANCE WITH OTHER SPECIFICATIONS
1.5.1 Safety requirements
1.5.2 Requirements of water supply and other regulatory authorities
SECTION 2 DESIGN AND CONSTRUCTION REQUIREMENTS
2.1 SCOPE OF SECTION
2.2 STRENGTH
2.2.1 General
2.2.2 Hydrostatic pressures
2.2.3 Pressure fluctuations and fatigue
2.2.4 External torque application
2.3 MATERIALS AND COMPONENTS IN CONTACT WITH WATER
2.3.1 General
2.3.2 Sacrificial anodes
2.3.3 Container
2.4 WATER FITTINGS
2.4.1 Size
2.4.2 Plumbing connections to water heater
2.5 WATER PIPES
2.6 DRAINAGE FACILITIES
2.7 CASING
2.8 CORSET
2.9 THERMAL INSULATION
2.10 FACILITIES FOR MAINTENANCE
2.11 PACKAGING
SECTION 3 ELECTRICAL COMPONENTS
3.1 SCOPE OF SECTION
3.2 HEATING UNITS
3.2.1 Rating of heating units
3.2.2 Tubular-sheathed immersion heating units
3.2.3 Bobbin heating units
3.3 TEMPERATURE CONTROL DEVICES AND THERMAL CUTOUTS
3.3.1 General
3.3.2 Immersed-probe temperature control devices
3.3.3 Thermal cut-out
SECTION 4 MARKING AND INSTUCTIONS
4.1 SCOPE OF SECTION
4.2 MARKING AND INSTRUCTIONS
4.3 INSTALLATION INSTRUCTIONS
SECTION 5 SPECIFIC REQUIREMENTS FOR STORAGE WATER HEATERS AND CONTAINERS
5.1 SCOPE OF SECTION
5.2 HOT WATER DELIVERY/NOMINAL CAPACITY
5.2.1 Rated hot water delivery-Australia
5.2.2 Nominal capacity-New Zealand
5.2.3 Rated mixed hot water delivery
5.3 WATERTIGHTNESS
5.4 HEATERS WITH COMPOSITE SHELLS
5.4.1 General
5.4.2 Steel shell
5.4.3 Application of enamel lining
5.4.4 Circumferential welding after enamelling
5.4.5 Requirements for enamel-lined shells
5.5 HEATERS WITH SINGLE SHELLS
5.5.1 Materials
5.5.2 Design and construction
5.6 HEATERS WITH ATTACHED FEED TANKS
5.6.1 Materials
5.6.2 Delivery
5.6.3 Feed tank, float-control valve-Temperature durability
5.6.4 Water level
5.6.5 Overflow
5.6.6 Cover
5.7 THERMOSTATS
5.7.1 Thermostat setting
5.7.2 Surface-contact thermostats
5.8 BOOSTING UNITS
5.9 MARKING AND INSTRUCTIONS
SECTION 6 SPECIFIC REQUIREMENTS FOR HEAT EXCHANGE WATER HEATERS
6.1 SCOPE OF SECTION
6.2 HOT WATER DELIVERY/NOMINAL CAPACITY
6.2.1 Rated heat storage volume-Australia
6.2.2 Rated heat storage volume-New Zealand
6.2.3 Rated mixed hot water delivery
6.3 STRENGTH
6.3.1 Watertightness
6.3.2 Hydrostatic pressure tests
6.4 HEATERS WITH ATTACHED FEED TANKS
6.5 THERMOSTATS-SURFACE-CONTACT
6.6 MARKING AND INSTRUCTIONS
6.7 PRODUCT SPECIFICATION
APPENDIX A - MEANS FOR DEMONSTRATING COMPLIANCE WITH THIS STANDARD
A1 SCOPE
A2 RELEVANCE
A3 PRODUCT CERTIFICATION
A4 DEFINITIONS
A4.1 Type test batch
A4.2 Production batch
A4.3 Sample
A4.4 Sampling plan
A4.5 Type testing
A4.6 Batch release test
A5 TESTING
A5.1 Type testing
A5.2 Process verification
A5.3 Batch release testing
A5.4 Retesting
APPENDIX B - STANDARDIZED TEST CONDITIONS
B1 SCOPE
B2 TEST CONDITIONS
B2.1 Air temperature
B2.2 Air movement for heat loss tests
B2.3 Radiation
B2.4 Cold water temperature
B2.5 Water pressure
B2.6 Electricity supply
B3 EQUIPMENT AND SET-UP
B3.1 Container hot water or heat exchange fluid temperature measurement positions
B3.2 Container temperature determination
B3.3 Water flow temperature measurements
B3.4 Container set-up and installation
B3.5 Electrical connections
B4 MEASUREMENT ACCURACY AND INSTRUMENTATION
B4.1 Temperature
B4.2 Electrical energy consumption
B4.3 Length
B4.4 Mass
B4.5 Time
B4.6 Water volume
APPENDIX C - DETERMINATION OF STANDING HEAT LOSS
C1 SCOPE
C2 PRINCIPLE
C3 TEST EQUIPMENT AND CONDITIONS
C3.1 General
C3.2 Heater configuration
C3.3 Temperature requirements
C3.4 Procedure
C4 CALCULATIONS
C5 REPORT
APPENDIX D - DETERMINATION OF HOT WATER DELIVERY
D1 SCOPE
D2 PRINCIPLE
D3 SET-UP AND METHOD
D3.1 General
D3.2 Heater configuration
D3.3 Temperature requirements
D3.4 Procedure
D4 SET-UP AND METHOD FOR SECONDARY, RAISED OR BOOST ELEMENTS
D4.1 General
D4.2 Heater configuration
D4.3 Temperature requirements
D4.4 Boost element procedure
D5 REPORT
APPENDIX E - MIXED HOT WATER DELIVERY
E1 SCOPE
E2 PRINCIPLE
E3 TEST EQUIPMENT AND CONDITIONS
E3.1 General
E3.2 Heater configuration
E3.3 Temperature requirements
E3.4 Procedure
E4 CALCULATIONS
E5 REPORT
APPENDIX F - TYPICAL PRODUCT SPECIFICATION FOR A STORAGE WATER HEATER
APPENDIX G - PRESSURE FATIGUE TESTING OF UNVENTED CONTAINERS
G1 SCOPE
G2 PRINCIPLE
G3 PROCEDURE
G4 REPORT
APPENDIX H - CONSTRUCTION DETAILS FOR COPPER, LOW-PRESSURE WATER HEATER SHELLS
H1 APPLICATION
H2 CONSTRUCTION
H3 PRESSURE TEST
H4 PIPE CONNECTIONS
H5 PIPE THREADS
H6 PROVISION FOR HEATING ELEMENTS, THERMOSTATS AND THERMAL CUT-OUTS
H7 CASING
APPENDIX I - CONFIGURATION AND DETERMINATION OF TIME CONSTANT FOR AN AIR TEMPERATURE SENSOR
I1 SCOPE
I2 PRINCIPLE-MEASUREMENT OF AIR TEMPERATURE
I3 CONFIGURATION OF AIR TEMPERATURE SENSOR
I4 AIR TEMPERATURE SENSOR DYNAMIC RESPONSE-TIME CONSTANT
APPENDIX J - ‚Text deleted™
APPENDIX K - DENSITY OF WATER
APPENDIX L - TEST ROOM CONFIGURATION
L1 GENERAL
L2 OPEN PLAN CONFIGURATION
L2.1 Radiation
L2.2 Air movement
L2.3 Air temperature
L3 TEST CUBICLE CONFIGURATION
L3.1 Radiation shields
L3.2 Air movement
L3.3 Air temperature
APPENDIX M - METHOD FOR THE DETERMINATION OF THE SOLUBILITY OF VITREOUS ENAMEL LINING
M1 SCOPE
M2 PRINCIPLE
M3 APPARATUS
M4 TEST SOLUTION
M5 TEST SPECIMENS
M5.1 Cutting of specimens
M5.2 Preparation of specimens
M6 CALIBRATION OF APPARATUS
M7 TEST PROCEDURE
M8 CALCULATION OF RESULTS
M9 REPORT
APPENDIX N - ERROR IN DETERMINATION OF TANK HEAT LOSS
N1 SCOPE
N2 CALCULATIONS
AS/NZS 4692.1:2005
Online Library subscription pricing
The cost of your subscription will depend on which standards you want to access, and how many people in your organisation need to be able to access the Online Library subscription at the same time (concurrent users). During your subscription period, we are also able to make any necessary changes and ensure you are aware of any pricing changes that result. For a quote, contact our Online Library team by emailing onlinelibrary@standards.govt.nz.