Standard
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AS/NZS 4509.1:2009
[Current]Stand-alone power systems, Part 1: Safety and installation
This Standard sets out safety and installation requirements for stand-alone power systems used for the supply of extra-low (ELV) and/or low voltage (LV) electric power to a single load, or an electrical installation in a single residence or building, or a group of residences or buildings and associated items with switchboards to AS/NZS 3000 requirements.
Published: 21/12/2009
Pages: 36
Table of contents
Cited references
Content history
Table of contents
Header
About this publication
Preface
1 Scope and general
1.1 Scope
1.2 Application
1.3 Referenced documents
1.4 Definitions
2 General requirements
2.1 A.C. Output voltage
2.2 Application of AS/NZS 3000
2.3 Signs
2.4 Information sign for emergency services
2.5 Shutdown procedure
2.6 Identification and location of equipment
2.7 Meters and informative displays
2.8 Mechanical and thermal protection of equipment
3 Installation, wiring and circuit protection
3.1 Cable protection
3.2 Electrical protection
3.3 Equipment layout
3.4 Wiring issues
3.4.1 D.C. Losses
3.4.2 ELV Cabling Voltage Drop
3.4.3 Segregation Of Circuits
3.4.4 D.C. Cabling Inductance
4 Connection of stand-alone power system to load(s)
4.1 General
4.2 D.C. Loads
4.3 A.C. Loads
4.4 Stand-alone power systems directly feeding a single a.c. Load
4.4.1 General
4.4.2 Point of supply with earthed neutral
4.4.2.1 General
4.4.2.2 Earthing
4.4.2.3 Protection
4.4.3 Separated supply
4.4.3.1 General
4.4.3.2 Protection
4.5 Systems feeding a single electrical main (installation) switchboard
4.5.1 General
4.5.2 Isolation and protection of consumers mains
4.5.3 Earthing
4.5.4 Protection
4.6 A.C. Systems supplying several buildings
4.6.1 General
4.6.2 Earthing
5 Renewable energy generators
5.1 Photovoltaic arrays
5.1.1 Installation
5.1.2 Sizing
5.2 Wind turbine generators
5.2.1 General
5.2.2 Site
5.2.3 Footings
5.2.4 Tower
5.2.5 Wind tower guy wires
5.2.6 Securing devices
5.2.7 Sizing
5.3 Hydro generators
5.3.1 Site
5.3.2 Installation
5.3.3 Size
6 Generating sets
6.1 General
6.2 Installation of generating sets
6.3 Automatic-start warning
6.4 Fuel storage
6.4.1 General requirements
6.4.2 Australian requirements
6.4.3 New Zealand requirements
7 Batteries
7.1 General
7.2 Location of batteries
7.3 Equipment room or battery enclosure
7.3.1 General
7.3.2 Lighting
7.3.3 Socket-outlets
7.3.4 Fences
7.4 Location of battery protection equipment
7.5 Installation
7.5.1 Mandatory requirements
7.5.2 Recommendations
8 Regulators and battery chargers
8.1 Temperature sensing
8.2 Locating the regulator
8.3 Battery chargers
8.4 Surge protection
9 Inverters
9.1 Cabling
9.2 Inverter fixing
9.3 Installation
9.3.1 General
9.3.2 Inverters with separation
9.3.3 Inverters without separation
9.4 Connection of generators to inverters
9.4.1 General
9.4.2 Connecting a generating set in parallel with an interactive inverter
10 Testing and commissioning
10.1 General
10.2 Wiring
10.3 D.C. Polarity
10.4 Pre-commissioning checks
10.5 System functional test
11 System documentation
11.1 General
11.2 System manual
11.3 System and battery record book
11.4 Generating set logbook
Appendix A
A1 General
A2 Maintenance of the electrical wiring
A3 Maintenance of the PV array
A4 Maintenance of wind turbine generators
A5 Maintenance of micro-hydro generators
A6 Maintenance of generating sets
A7 Maintenance of the battery bank
A7.1 General
A7.2 Safe entry to battery area
A7.3 Checks to be done
A8 Maintenance of other items
A9 System review
Appendix B
B1 Introduction
B2 Issues with using RCDs
Appendix C
Cited references in this standard
NZS 4219
Seismic performance of engineering systems in buildings
AS/NZS 4763(Int)
Safety of portable inverters
Content history
[Superseded]
[Superseded]
[Superseded]
[Superseded]
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