AS/NZS 4509.1:2009
Stand-alone power systems - Safety and installation
Specifies essential safety and installation requirements for stand-alone power systems used for the supply of extra-low (ELV) and low voltage (LV) electric power.
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AS/NZS 4509.1:2009 STAND-ALONE POWER SYSTEMS - SAFETY AND INSTALLATION
PREFACE
CONTENTS
SECTION 1 SCOPE AND GENERAL
1.1 SCOPE
1.2 APPLICATION
1.3 REFERENCED DOCUMENTS
1.4 DEFINITIONS
1.4.1 Alternating current (a.c.)
1.4.2 Authorized person
1.4.3 Battery enclosure
1.4.4 Competent person
1.4.5 Consumers mains
1.4.6 Current-carrying capacity
1.4.7 Direct current (d.c.)
1.4.8 Extra-low voltage (ELV)
1.4.9 Hydro generator
1.4.10 Low voltage (LV)
1.4.11 Photovoltaic (PV) module/array
1.4.12 Point of supply
1.4.13 Protection equipment
1.4.14 Shall
1.4.15 Should
1.4.16 Stand-alone power systems
1.4.17 Switchboard, main (installation)
1.4.18 Wind turbine generator
SECTION 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
SECTION 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
SECTION 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
4.4.3 Separated supply
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
SECTION 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
SECTION 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
SECTION 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
SECTION 8 REGULATORS AND BATTERY CHARGERS
8.1 TEMPERATURE SENSING
8.2 LOCATING THE REGULATOR
8.3 BATTERY CHARGERS
8.4 SURGE PROTECTION
SECTION 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
SECTION 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
SECTION 11 SYSTEM DOCUMENTATION
11.1 GENERAL
11.2 SYSTEM MANUAL
11.3 SYSTEM AND BATTERY RECORD BOOK
11.4 GENERATING SET LOGBOOK
APPENDIX A - SYSTEM MAINTENANCE
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 - RCD ISSUES
B1 INTRODUCTION
B2 ISSUES WITH USING RCDS
APPENDIX C - BATTERY ENCLOSURE EXAMPLES
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Related Information
Electricity (Safety) Regulations 2010
Ministry: WorkSafe New Zealand: Energy Safety
Section: 60(3)
Citation context:If a person installs any of the following so that it complies with Part 2 of AS/NZS 3000, the person must also ensure that the installation complies with the standards indicated:... ...(c) a stand-alone power system: AS/NZS 4509.1:...
Electricity (Safety) Regulations 2010
Ministry: WorkSafe New Zealand: Energy Safety
Section: Schedule 2
Citation context:AS/NZS 4509.1 (means) AS/NZS 4509.1:2009: Stand-alone power systems - Safety and installation
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AS/NZS 4509.1:2009 STAND-ALONE POWER SYSTEMS - SAFETY AND INSTALLATION
PREFACE
CONTENTS
SECTION 1 SCOPE AND GENERAL
1.1 SCOPE
1.2 APPLICATION
1.3 REFERENCED DOCUMENTS
1.4 DEFINITIONS
1.4.1 Alternating current (a.c.)
1.4.2 Authorized person
1.4.3 Battery enclosure
1.4.4 Competent person
1.4.5 Consumers mains
1.4.6 Current-carrying capacity
1.4.7 Direct current (d.c.)
1.4.8 Extra-low voltage (ELV)
1.4.9 Hydro generator
1.4.10 Low voltage (LV)
1.4.11 Photovoltaic (PV) module/array
1.4.12 Point of supply
1.4.13 Protection equipment
1.4.14 Shall
1.4.15 Should
1.4.16 Stand-alone power systems
1.4.17 Switchboard, main (installation)
1.4.18 Wind turbine generator
SECTION 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
SECTION 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
SECTION 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
4.4.3 Separated supply
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
SECTION 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
SECTION 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
SECTION 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
SECTION 8 REGULATORS AND BATTERY CHARGERS
8.1 TEMPERATURE SENSING
8.2 LOCATING THE REGULATOR
8.3 BATTERY CHARGERS
8.4 SURGE PROTECTION
SECTION 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
SECTION 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
SECTION 11 SYSTEM DOCUMENTATION
11.1 GENERAL
11.2 SYSTEM MANUAL
11.3 SYSTEM AND BATTERY RECORD BOOK
11.4 GENERATING SET LOGBOOK
APPENDIX A - SYSTEM MAINTENANCE
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 - RCD ISSUES
B1 INTRODUCTION
B2 ISSUES WITH USING RCDS
APPENDIX C - BATTERY ENCLOSURE EXAMPLES
AS/NZS 4509.1:2009
Online Library subscription information
Online library subscriptions provide a cost-effective solution for organisations of any size to access the latest standards, offering 24/7 access to a personalised catalogue. The service ensures subscribers have have the most up-to-date version of selected standards, incluing automatic updates for any amendments or versions. Pricing is dependent on the chosen standards and the number of concurrent users, with discounts applied from the standards PDF price. For customised subscriptions or further inquiries, contact the Online Library team.