AS/NZS 3012:2019
Electrical installations - Construction and demolition sites
This Standard establishes sound practices for the safe use of electricity at construction and demolition sites. It is to be used in conjunction with AS/NZS 3000, Electrical installations (known as the Australian/New Zealand Wiring Rules).
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AS/NZS 3012:2019 ELECTRICAL INSTALLATIONS-CONSTRUCTION AND DEMOLITION SITES
PREFACE
CONTENTS
SECTION 1 SCOPE AND GENERAL
1.1 SCOPE
1.2 APPLICATION
1.3 NORMATIVE REFERENCES
1.4 DEFINITIONS
1.4.1 Appliance
1.4.2 Appliances
1.4.3 Assembly for construction sites (ACS)
1.4.4 Auxiliary socket-outlet panel
1.4.5 Cable, flexible
1.4.6 Competent person
1.4.7 Construction and demolition site
1.4.8 Construction wiring (construction and demolition wiring)
1.4.9 Cord, flexible
1.4.10 Detachable connection
1.4.11 Direct connection
1.4.12 Electrical equipment
1.4.13 Fixed equipment
1.4.14 Inverter
1.4.15 Isolated inverter
1.4.16 Permanent wiring
1.4.17 Portable socket-outlet assembly (PSOA)
1.4.18 Qualified person
1.4.19 RCD protected inverter (RCDP inverter)
1.4.20 Residual current device (RCD)
1.4.21 Shall
1.4.22 Should
1.4.23 Transportable structures
SECTION 2 INSTALLATION
2.1 SUPPLY
2.1.1 Construction wiring
2.1.2 Appliances, luminaires and electrical equipment
2.1.3 Identification of source of supply
2.1.4 Connection devices
2.1.5 Polarization
2.1.6 Separate circuit requirements
2.2 MAXIMUM DEMAND
2.3 SWITCHBOARDS INSTALLED FOR THE PURPOSE OF CONSTRUCTION AND DEMOLITION
2.3.1 Location
2.3.2 Switchboard construction
2.3.3 Mounting of switchboards
2.3.4 Socket-outlets
2.3.5 Support of cables entering switchboards
2.3.6 Arrangement of switchboards, wiring and equipment
2.4 CONTROL AND PROTECTION
2.4.1 Control
2.4.2 Securing of isolating switch
2.4.3 Marking of isolating switches
2.4.4 Size of marking
2.4.5 Overload protection
2.4.6 Additional protection-Basic protection and fault protection
2.4.7 Switching of single-phase socket-outlets
2.5 CONSTRUCTION WIRING
2.5.1 Cables and fittings
2.5.2 Installation of cables
2.5.3 Protection against mechanical damage
2.5.4 Marking
2.5.5 Use of unarmoured cables
2.5.6 Location and marking of overhead wiring (including aerial and catenary wiring)
2.5.7 Type of aerial conductor
2.5.8 Cables supported by a catenary
2.6 FLEXIBLE CORDS, CORD EXTENSION SETS, FLEXIBLE CABLES AND ACCESSORIES
2.6.1 General
2.6.2 Minimum conductor size and core configuration
2.6.3 Type of flexible cord and cable
2.6.4 Colour
2.6.5 Current-carrying capacity
2.6.6 Accessories for connection
2.6.7 Maximum length
2.6.8 Limitations on the use of cord extension sets
2.6.9 Protection of flexible cords or cables
2.6.10 Portable socket-outlet assemblies (PSOAs)
2.6.11 Auxiliary socket-outlet panels
2.6.12 Electrical portable outlet devices (EPODS)
2.7 LIGHTING AND LUMINAIRES
2.7.1 General lighting
2.7.2 Mechanical protection
2.7.3 Emergency lighting
2.7.4 Hand-held luminaires
2.7.5 Edison screw type lampholders
2.7.6 Festoon lighting
2.7.7 Portable luminaires
2.8 LIFT SHAFTS
2.8.1 General
2.8.2 Multiple lift shafts
2.8.3 Emergency lighting
2.8.4 False-car (guided work platform)
2.9 TRANSPORTABLE STRUCTURES
SECTION 3 VERIFICATION
3.1 APPLICATION
3.2 FREQUENCY OF VERIFICATION
3.3 CONSTRUCTION WIRING AND TRANSPORTABLE STRUCTURES
3.3.1 Initial verification
3.3.2 Periodic verification
3.4 RCDS
3.5 OTHER ELECTRICAL EQUIPMENT ON SITE
3.5.1 General
3.5.2 Protective earthing continuity
3.5.3 Insulation resistance or leakage current
3.5.4 Arc welding equipment
3.6 CONNECTION BETWEEN GENERATOR WINDINGS, FRAME AND EQUIPOTENTIAL BONDING SYSTEM
3.7 ACTIONS RESULTING FROM INSPECTION AND TEST
3.7.1 Construction wiring
3.7.2 Non-compliant equipment
3.7.3 Compliant equipment
3.8 PORTABLE GENERATOR SETS AND INVERTERS
3.9 DOCUMENTATION
APPENDIX A - ELECTRICAL INSTALLATIONS IN THE DOMESTIC HOUSING CONSTRUCTION INDUSTRY
A1 GENERAL
A2 SPECIFIC CLAUSE VARIATIONS
APPENDIX B - VOID
APPENDIX C - MARKING OF SWITCHBOARDS TO INDICATE THE PRESENCE OF LIVE PARTS
APPENDIX D - RECOMMENDED COLOURS FOR TAGS ON TESTED EQUIPMENT
APPENDIX E - ELECTRICAL VERIFICATION OF GENERATORS WITH RCD PROTECTION IN ACCORDANCE WITH AS/NZS 3012 AND AS/NZS 3760
E1 PRIOR TO INTRODUCTION TO SERVICE ON SITE AND AT INTERVALS IN ACCORDANCE WITH CLAUSE 3.2
E2 PRIOR TO EACH USE AND AT LEAST ONCE PER DAY
APPENDIX F - ELECTRICAL VERIFICATION OF PORTABLE INVERTERS
F1 MARKING AND DOCUMENTATION
F2 VERIFICATION OF INVERTER SEPARATION AND RCD OPERATION
F2.1 General
F2.2 Electrical separation for isolated inverters
F2.3 Bonding and RCD operation for RCD protected inverters
F3 PERIODIC TESTING INTERVALS
APPENDIX G - NEW ZEALAND ONLY ASSESSMENT FORM FOR CONSTRUCTION AND DEMOLITION SITES
G1 ASSESSMENT
G2 ASSESSMENT FORM
APPENDIX H - GUIDE TO ARRANGEMENT OF SWITCHBOARDS, CONSTRUCTION WIRING AND EQUIPMENT
APPENDIX I - ASSEMBLIES FOR CONSTRUCTION SITES (ACS) FOR CONSTRUCTION AND DEMOLITION SITES
I1 SCOPE
I2 SUPPLY SYSTEM-INSTALLATION AND VERIFICATION
I3 GENERAL REQUIREMENTS AND FUNCTIONS OF ASSEMBLIES FOR CONSTRUCTION SITES (ACS)
I3.1 General
I3.2 ACS description
I3.3 ACS installation system
I3.4 Assembly characteristics
I4 GENERAL CLASSIFICATION OF ACS ASSEMBLIES
I4.1 Transportable ACS unit
I4.2 Mobile ACS unit
I4.3 Incoming ACS unit
I4.4 Metering ACS unit
I4.5 Transformer ACS unit
I5 INTERCONNECTING CABLES
I5.1 General
I5.2 Connections
I5.3 Detachable sub-main, plugs, cord connectors and appliance inlets
I5.4 Distinction of sub-main sockets from other socket-outlets
I5.5 Overcurrent protection socket-outlets for detachable sub-mains
I5.6 Labelling
I6 INSTALLATION OF ACS ASSEMBLIES
I6.1 General
I6.2 Openings
I6.3 Interconnecting cables
I6.4 Strain relief
I7 INITIAL AND PERIODIC VERIFICATION
I7.1 Initial verification
I7.2 Periodic verification
APPENDIX J - CONSTRUCTION POWER SUPPLY ARRANGEMENTS FOR DOMESTIC HOUSING SITES
J1 SCOPE
J2 SUPPLY ARRANGEMENTS
J3 CONNECTION REQUIREMENTS
J4 SUPPLY CABLING REQUIREMENTS
J4.1 Underground supply
J4.2 Overhead supply
J5 SYSTEMS USING THE PERMANENT INSTALLATION SUPPLY CONNECTION AND SWITCHBOARD
J5.1 Supply connection
J5.2 Switchboard
J6 PERIODIC VERIFICATION
J6.1 Intervals
J6.2 RCD testing
J7 SWITCHBOARD POLE STAYS AND FIXINGS
J7.1 Typical material
J7.2 Switchboard supplied by underground consumer mains
J7.3 Switchboard supplied by overhead consumer mains
BIBLIOGRAPHY
Amendments
Previous versions
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AS/NZS 3012:2019 ELECTRICAL INSTALLATIONS-CONSTRUCTION AND DEMOLITION SITES
PREFACE
CONTENTS
SECTION 1 SCOPE AND GENERAL
1.1 SCOPE
1.2 APPLICATION
1.3 NORMATIVE REFERENCES
1.4 DEFINITIONS
1.4.1 Appliance
1.4.2 Appliances
1.4.3 Assembly for construction sites (ACS)
1.4.4 Auxiliary socket-outlet panel
1.4.5 Cable, flexible
1.4.6 Competent person
1.4.7 Construction and demolition site
1.4.8 Construction wiring (construction and demolition wiring)
1.4.9 Cord, flexible
1.4.10 Detachable connection
1.4.11 Direct connection
1.4.12 Electrical equipment
1.4.13 Fixed equipment
1.4.14 Inverter
1.4.15 Isolated inverter
1.4.16 Permanent wiring
1.4.17 Portable socket-outlet assembly (PSOA)
1.4.18 Qualified person
1.4.19 RCD protected inverter (RCDP inverter)
1.4.20 Residual current device (RCD)
1.4.21 Shall
1.4.22 Should
1.4.23 Transportable structures
SECTION 2 INSTALLATION
2.1 SUPPLY
2.1.1 Construction wiring
2.1.2 Appliances, luminaires and electrical equipment
2.1.3 Identification of source of supply
2.1.4 Connection devices
2.1.5 Polarization
2.1.6 Separate circuit requirements
2.2 MAXIMUM DEMAND
2.3 SWITCHBOARDS INSTALLED FOR THE PURPOSE OF CONSTRUCTION AND DEMOLITION
2.3.1 Location
2.3.2 Switchboard construction
2.3.3 Mounting of switchboards
2.3.4 Socket-outlets
2.3.5 Support of cables entering switchboards
2.3.6 Arrangement of switchboards, wiring and equipment
2.4 CONTROL AND PROTECTION
2.4.1 Control
2.4.2 Securing of isolating switch
2.4.3 Marking of isolating switches
2.4.4 Size of marking
2.4.5 Overload protection
2.4.6 Additional protection-Basic protection and fault protection
2.4.7 Switching of single-phase socket-outlets
2.5 CONSTRUCTION WIRING
2.5.1 Cables and fittings
2.5.2 Installation of cables
2.5.3 Protection against mechanical damage
2.5.4 Marking
2.5.5 Use of unarmoured cables
2.5.6 Location and marking of overhead wiring (including aerial and catenary wiring)
2.5.7 Type of aerial conductor
2.5.8 Cables supported by a catenary
2.6 FLEXIBLE CORDS, CORD EXTENSION SETS, FLEXIBLE CABLES AND ACCESSORIES
2.6.1 General
2.6.2 Minimum conductor size and core configuration
2.6.3 Type of flexible cord and cable
2.6.4 Colour
2.6.5 Current-carrying capacity
2.6.6 Accessories for connection
2.6.7 Maximum length
2.6.8 Limitations on the use of cord extension sets
2.6.9 Protection of flexible cords or cables
2.6.10 Portable socket-outlet assemblies (PSOAs)
2.6.11 Auxiliary socket-outlet panels
2.6.12 Electrical portable outlet devices (EPODS)
2.7 LIGHTING AND LUMINAIRES
2.7.1 General lighting
2.7.2 Mechanical protection
2.7.3 Emergency lighting
2.7.4 Hand-held luminaires
2.7.5 Edison screw type lampholders
2.7.6 Festoon lighting
2.7.7 Portable luminaires
2.8 LIFT SHAFTS
2.8.1 General
2.8.2 Multiple lift shafts
2.8.3 Emergency lighting
2.8.4 False-car (guided work platform)
2.9 TRANSPORTABLE STRUCTURES
SECTION 3 VERIFICATION
3.1 APPLICATION
3.2 FREQUENCY OF VERIFICATION
3.3 CONSTRUCTION WIRING AND TRANSPORTABLE STRUCTURES
3.3.1 Initial verification
3.3.2 Periodic verification
3.4 RCDS
3.5 OTHER ELECTRICAL EQUIPMENT ON SITE
3.5.1 General
3.5.2 Protective earthing continuity
3.5.3 Insulation resistance or leakage current
3.5.4 Arc welding equipment
3.6 CONNECTION BETWEEN GENERATOR WINDINGS, FRAME AND EQUIPOTENTIAL BONDING SYSTEM
3.7 ACTIONS RESULTING FROM INSPECTION AND TEST
3.7.1 Construction wiring
3.7.2 Non-compliant equipment
3.7.3 Compliant equipment
3.8 PORTABLE GENERATOR SETS AND INVERTERS
3.9 DOCUMENTATION
APPENDIX A - ELECTRICAL INSTALLATIONS IN THE DOMESTIC HOUSING CONSTRUCTION INDUSTRY
A1 GENERAL
A2 SPECIFIC CLAUSE VARIATIONS
APPENDIX B - VOID
APPENDIX C - MARKING OF SWITCHBOARDS TO INDICATE THE PRESENCE OF LIVE PARTS
APPENDIX D - RECOMMENDED COLOURS FOR TAGS ON TESTED EQUIPMENT
APPENDIX E - ELECTRICAL VERIFICATION OF GENERATORS WITH RCD PROTECTION IN ACCORDANCE WITH AS/NZS 3012 AND AS/NZS 3760
E1 PRIOR TO INTRODUCTION TO SERVICE ON SITE AND AT INTERVALS IN ACCORDANCE WITH CLAUSE 3.2
E2 PRIOR TO EACH USE AND AT LEAST ONCE PER DAY
APPENDIX F - ELECTRICAL VERIFICATION OF PORTABLE INVERTERS
F1 MARKING AND DOCUMENTATION
F2 VERIFICATION OF INVERTER SEPARATION AND RCD OPERATION
F2.1 General
F2.2 Electrical separation for isolated inverters
F2.3 Bonding and RCD operation for RCD protected inverters
F3 PERIODIC TESTING INTERVALS
APPENDIX G - NEW ZEALAND ONLY ASSESSMENT FORM FOR CONSTRUCTION AND DEMOLITION SITES
G1 ASSESSMENT
G2 ASSESSMENT FORM
APPENDIX H - GUIDE TO ARRANGEMENT OF SWITCHBOARDS, CONSTRUCTION WIRING AND EQUIPMENT
APPENDIX I - ASSEMBLIES FOR CONSTRUCTION SITES (ACS) FOR CONSTRUCTION AND DEMOLITION SITES
I1 SCOPE
I2 SUPPLY SYSTEM-INSTALLATION AND VERIFICATION
I3 GENERAL REQUIREMENTS AND FUNCTIONS OF ASSEMBLIES FOR CONSTRUCTION SITES (ACS)
I3.1 General
I3.2 ACS description
I3.3 ACS installation system
I3.4 Assembly characteristics
I4 GENERAL CLASSIFICATION OF ACS ASSEMBLIES
I4.1 Transportable ACS unit
I4.2 Mobile ACS unit
I4.3 Incoming ACS unit
I4.4 Metering ACS unit
I4.5 Transformer ACS unit
I5 INTERCONNECTING CABLES
I5.1 General
I5.2 Connections
I5.3 Detachable sub-main, plugs, cord connectors and appliance inlets
I5.4 Distinction of sub-main sockets from other socket-outlets
I5.5 Overcurrent protection socket-outlets for detachable sub-mains
I5.6 Labelling
I6 INSTALLATION OF ACS ASSEMBLIES
I6.1 General
I6.2 Openings
I6.3 Interconnecting cables
I6.4 Strain relief
I7 INITIAL AND PERIODIC VERIFICATION
I7.1 Initial verification
I7.2 Periodic verification
APPENDIX J - CONSTRUCTION POWER SUPPLY ARRANGEMENTS FOR DOMESTIC HOUSING SITES
J1 SCOPE
J2 SUPPLY ARRANGEMENTS
J3 CONNECTION REQUIREMENTS
J4 SUPPLY CABLING REQUIREMENTS
J4.1 Underground supply
J4.2 Overhead supply
J5 SYSTEMS USING THE PERMANENT INSTALLATION SUPPLY CONNECTION AND SWITCHBOARD
J5.1 Supply connection
J5.2 Switchboard
J6 PERIODIC VERIFICATION
J6.1 Intervals
J6.2 RCD testing
J7 SWITCHBOARD POLE STAYS AND FIXINGS
J7.1 Typical material
J7.2 Switchboard supplied by underground consumer mains
J7.3 Switchboard supplied by overhead consumer mains
BIBLIOGRAPHY
Amendments
Previous versions
AS/NZS 3012:2019
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.