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AS/NZS 3010:2017
[Current]Electrical installations - Generating sets
AS NZS 3010 2017 specifies requirements for minimum safety requirements related to the use of generating sets for the supply of electricity at voltages normally exceeding 50 V a.c. or 120 V d.c.
Published: 08/05/2017
Pages: 84
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
1.5 Symbols
2 General requirements for the installation of generating sets
2.1 General
2.1.1 Scope of Section
2.1.2 Rating classifications
2.1.3 Selection of generating set rating
2.1.4 Generating set system of supply
2.2 Location
2.3 Mechanical and thermal protection
2.3.1 Protection from mechanical damage
2.3.2 Protection from moving parts
2.3.3 Protection against thermal effects
2.3.4 Protection against fuel leakage
2.4 Control of generating set
2.4.1 General
2.4.2 Prime mover isolating devices
2.4.2.1 Operation
2.4.2.2 Location
2.4.3 Synchronization
2.4.4 Starting batteries and battery charging
2.5 Earthing arrangements
2.6 Electrical installation
2.6.1 General requirements
2.6.1.1 General
2.6.1.2 Isolation from the normal supply system
2.6.1.3 Generating set neutral conductor
2.6.2 Overcurrent protection
2.6.3 Generator output isolator
2.7 Alternative supply (standby)
2.7.1 General
2.7.2 Operation
2.7.3 Interlocking
2.7.4 Changeover device with intermediate ‘off’ position
2.7.5 Changeover device without an intermediate ‘off’ position
2.7.6 Rating
2.7.7 Access
2.7.8 Identification
2.7.9 Automatic changeover to normal supply
2.7.10 Changeover device in the generator neutral
2.7.10.1 In Australia
2.7.10.2 In New Zealand
2.7.11 Three pole/three pole changeover devices
2.7.12 Three pole/four pole changeover devices
2.7.13 Four pole/four pole changeover device
2.8 Earthing and bonding requirements
2.8.1 General
2.8.2 Earthing and bonding alterations to existing installations
2.8.3 Generating set bonding system
2.8.4 Generating set windings
2.8.4.1 Multi-phase and single-phase three wire centre-tapped generating sets
2.8.4.2 Single-phase portable generating sets
2.8.5 Connection of generating set windings
2.8.6 Arrangement of equipment
2.8.7 Rating
2.8.8 Provisions for securing isolating devices
2.8.9 Indication of switch position
2.9 Generator switchboards
2.10 Lightning protection systems
2.11 Generating sets connected as normal supply to a main switchboard in a permanent electrical installation
2.11.1 Generating set
2.11.2 System of supply for generating set and main switchboard
2.11.2.1 Overcurrent protection
2.11.2.2 Connection to the electrical installation
2.11.2.3 Earthing and equipotential bond connections
2.11.2.4 Unsuitable electrical equipment
2.11.2.5 Connection details
2.11.3 Other systems of supply
2.12 Generating sets connected to an electrical installation connected as an alternative supply
2.12.1 General
2.12.2 System of supply for the generating set and switchboards
2.12.2.1 Overcurrent protection
2.12.2.2 Connection to switchboards
3 Additional requirements for permanently connected generating sets
3.1 General
3.2 Location
3.2.1 General
3.2.2 Access space for generating sets
3.2.3 Exit from generating set area
3.2.3.1 General
3.2.3.2 Number of openings
3.2.3.3 Opening and locking of doors
3.2.3.4 Size of doors and openings
3.2.4 Ventilation
3.2.5 Noise containment
3.2.6 Lighting
3.3 Guarding of live parts
3.3.1 General
3.3.2 Walked on surfaces
3.3.3 Outdoor locations
3.4 Transformers
3.5 Generating sets supplying safety and essential services
3.5.1 General
3.5.2 Type
3.5.3 Overcurrent protection
3.5.4 Paralleling sources of supply
3.5.5 Supply of other than safety services or essential services
3.5.6 Automatic changeover to an emergency essential or supply system
3.5.7 Switchgear
4 Additional requirements for generating sets connected by detachable connection
4.1 General
4.2 Connection to an electrical installation
4.2.1 General
4.2.2 Connection to an installation
4.2.3 Connection
4.2.4 Current limiting of the incoming supply
4.2.5 Enclosure of live parts
4.2.6 Marking
4.2.7 Control of socket outlets
4.3 Earthing and bonding
4.3.1 General
4.3.2 Connection of generating set windings
4.3.2.1 Multi-phase and single-phase generating sets
4.3.2.2 Earth electrode
4.4 Connection of a portable generating set to a dedicated wiring system—New Zealand only
Appendix A
A1 General
A2 Earthing of generating sets connected to an electrical installation by installation wiring
A2.1 System of supply
A2.2 Earth electrode
A2.3 Earth bonding of neutral connection
Appendix B
B1 General
B2 Portable generating set configurations
B2.1 System of supply
B2.2 Earthing and equipotential bonding
B2.3 Bonding of output winding to generating set frame
B2.3.1 Isolated supply
B2.3.2 RCD protected supply
B2.3.3 RCD protected generators
B2.3.4 Enhanced personal safety supply
B2.3.5 Insulation monitor device (IMD) protected generators operation
B2.3.6 Isolated output provided by an electronic inverter module
B2.4 Generating set output connections
B2.4.1 Socket outlet types
B2.4.2 Socket outlet control switching
B3 Limitations for the supply to multiple items of electrical equipment from a generating set
B3.1 Isolated supply
B3.2 RCD protected supply
B3.3 IMD protected supply
B3.4 Electronic inverter type supply
B3.5 Externally connected multiple socket outlet connections
B3.5.1 Using a distribution switchboard
B3.5.2 Use of portable socket outlet assembly (PSOA)
B4 Additional provisions for generating sets with an electronic inverter module
B4.1 General
B4.2 Engine
B4.3 Engine coupled generator
B4.4 Inverter module
B5 Reduced low voltage generating sets (New Zealand only)
B5.1 Use of reduced low voltage generating sets
B5.2 Output supply configuration
B5.3 Output overcurrent protection
B5.4 Socket outlet type
B5.5 Electrical performance
B5.6 Three-phase supply
B5.7 Engine recommendations for tunnelling applications
B5.7.1 Type
B5.7.2 Exhaust gas conditioning/catalytic converter
B6 Provision of an earth electrode for the portable generating sets
Appendix C
C1 Connection of the dedicated wiring system to a generating set
C1.1 Design
C2 Verification
Appendix D
D1 Scope
D2 Service conditions
D3 Safety
D3.1 Electrical safety
D3.1.1 Design, construction and materials
D3.1.2 Identification of conductors
D3.1.3 Overload protection
D3.1.4 Switching in output circuits
D3.1.5 Arrangement of live parts, conductors and cables
D3.1.6 Joints and connections
D3.1.7 Guarding and insulation of live parts
D3.1.8 Equipotential bonding (earthing) facilities
D3.1.9 Connections between main winding(s) and frame
D3.1.10 Limiting temperatures of electrical parts
D3.1.11 Output socket outlets
D3.1.12 Cord extension sets
D3.2 Mechanical safety
D3.2.1 Protection from external damage
D3.2.2 Protection against moving parts
D3.2.3 Protection against disintegration of rotating parts
D3.2.4 Accessibility of controls
D3.2.5 Direction of rotation
D3.3 Thermal safety—Protection against hot parts
D4 Protection against fire and explosion
D4.1 Leakage of fuel and lubricating oil
D4.2 Prohibited fuel piping
D4.3 Arrangement of the exhaust
D5 Rating and performance
D5.1 General
D5.1.1 Total rating
D5.1.2 Noise and vibration
D5.1.3 Fuel consumption
D5.2 Mechanical—Governing
D5.3 Cyclic irregularity of voltage
D5.4 Over-speed withstand
D5.5 Shutdown facilities
D6 Electrical
D6.1 Rated output
D6.2 Operation at other than the rating point
D6.3 Temperature rise
D6.4 Voltage regulation and adjustment
D6.5 Irregularities of voltage waveform
D6.6 Electromagnetic interference
D6.7 Under-speed withstand
D6.8 Momentary overload
D6.9 Short-circuit withstand
D7 Design and construction
D7.1 General
D7.1.1 Unitary construction
D7.1.2 Location of components
D7.1.3 Vibration isolation
D7.1.4 Accessibility of parts
D7.1.5 Weather protection
D7.2 Mechanical
D7.2.1 Fuel system
D7.2.2 Cooling system
D7.2.3 Lubricating system
D7.3 Electrical—Protection of electrical equipment against ingress of objects, dust, and water
D8 Information
D8.1 Marking on set
D8.2 Warning notices
D8.3 Technical manual
D9 Information to be provided with enquiry and order
D10 Instruction manual
Amendment control sheet
AS/NZS 3010:2017
Amendment No. 1 (2020)
Revised text
Cited references in this standard
Content history
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