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AS 4044:2024
[Current]Battery chargers for stationary batteries
AS 4044:2024 specifies requirements for safe use and testing of stabilized constant-potential battery chargers that are designed to supply direct current power from an alternating current source, while charging a float-type stationary battery, and which may simultaneously supply power to a connected direct current system load
Published: 15/11/2024
Pages: 32
Table of contents
Cited references
Content history
Table of contents
Header
About this publication
Preface
1 Scope
2 Normative references
3 Terms and definitions
4 Classification
5 Alternating current input characteristics
5.1 General
5.2 Rated voltage and frequency
5.3 Alternating current system earthing
5.4 Neutral connection
5.5 Unbalanced three-phase supply
5.6 Power factor
6 Direct current output characteristics
6.1 General
6.2 Operating conditions
6.3 Output current
6.3.1 Rated output current
6.3.2 Current limiting
6.4 Output voltage adjustment range
6.4.1 Float voltage range
6.4.2 Equalizing voltage range
6.4.3 Boost voltage range
6.5 Static load voltage regulation
6.6 Overcurrent protection
6.7 Alternating current power restoration
6.8 Start-up behaviour
6.9 Dynamic response
6.10 Ripple voltage
6.11 Efficiency
7 Safety requirements
7.1 General
7.2 Enclosure
7.2.1 Housing of live parts
7.2.2 Access
7.3 Isolating switch
7.4 Markings
7.4.1 Information to be marked
7.4.2 Output connections
7.4.3 Connecting cables
7.4.4 Transformer connections
7.4.5 Interconnecting wiring
7.4.6 Fuses and circuit breakers
7.4.7 Shock hazard label
7.5 Transformer construction
8 Environmental requirements
8.1 Operating temperature
8.2 Storage
8.3 Altitude
8.4 Humidity
8.5 Audible noise
8.6 Electromagnetic interference
9 Alarms, automatic shut-down facilities and meters
9.1 Alarms
9.1.1 Battery charger output failure alarm
9.1.2 Low direct current float voltage alarm
9.1.3 High direct current float voltage alarm
9.1.4 Alternating current power failure alarm
9.2 Automatic shut-down facilities
9.2.1 High direct current voltage shut-down
9.2.2 Selective high direct current voltage shut-down
9.2.3 Alternating current power failure
9.3 Meters
10 Instruction manual
11 Test equipment
11.1 General
11.2 Voltmeters
11.3 Ammeters
11.4 Thermometers
11.5 Wattmeters
11.6 Time measurement
11.7 Test battery
Appendix A
Appendix B
Appendix C
C.1 Test equipment
C.2 Procedure
C.2.1 Single-phase
C.2.2 Three-phase
C.3 Test report
Appendix D
D.1 Test equipment
D.2 Procedure
D.3 Test report
Appendix E
E.1 Test equipment
E.2 Procedure
E.3 Test report
Appendix F
Appendix G
G.1 Test equipment
G.2 Procedure
G.3 Test report
Appendix H
H.1 Scope
H.2 Procedure
H.3 Test report
Appendix I
I.1 Test equipment
I.2 Procedure
I.3 Test report
Appendix J
J.1 Test equipment
J.2 Procedure
J.3 Test report
Appendix K
K.1 Test equipment
K.2 Procedure
K.3 Test report
Appendix L
Bibliography
Cited references in this standard
[Current]
Direct acting indicating analogue electrical measuring instruments and their accessories - Part 2: Special requirements for ammeters and voltmeters
AS/NZS IEC 61672-1
Electroacoustics — Sound level meters, Part 1: Specifications
[Current]
Electromagnetic compatibility (EMC), Part 6.3: Generic standards — Emission standard for equipment in residential environments (IEC 61000-6-3:2020 (ED 3.0) MOD)
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