AS/NZS 3004.2:2008
Electrical installations - Marinas and recreational boats - Part 2: Recreational boats installations
Specifies requirements for electrical installations on boats with a maximum length of 50 m.
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AS/NZS 3004.2:2008 ELECTRICAL INSTALLATIONS-MARINAS AND RECREATIONAL BOATS - RECREATIONAL BOATS INSTALLATIONS
PREFACE
CONTENTS
SECTION 1 SCOPE AND GENERAL
1.1 SCOPE
1.2 APPLICATION
SECTION 2 REFERENCED DOCUMENTS
SECTION 3 DEFINITIONS
3.1 GENERAL
3.1.1 Safety voltage
3.1.2 Essential services
3.1.3 Boat’s earth
3.1.4 Engine negative terminal
3.2 d.c. SYSTEMS OF DISTRIBUTION
3.2.1 Two-wire d.c. system
3.2.2 Three-wire d.c. system
3.3 a.c. SYSTEMS OF DISTRIBUTION
3.3.1 Single-phase two-wire a.c. system
3.3.2 Single-phase three-wire a.c. system
3.3.3 Three-phase three-wire system
3.3.4 Three-phase four-wire system
3.3.5 Three-phase five-wire system
3.4 PROTECTION
3.4.1 Circuit-breaker
3.4.2 Equipotential bond
3.4.3 Final subcircuit
3.4.4 Fuse
3.4.5 Low-voltage switchgear and controlgear
3.4.6 Neutral (neutral conductor or mid-wire)
3.4.7 Overcurrent protection device
3.4.8 Protective earthing conductor
3.4.9 Residual current device (RCD)
3.4.10 Sheath
3.5 EQUIPMENT
3.5.1 Accessible, readily
3.5.2 Battery
3.5.3 Cable trunking
3.5.4 Captive-spade terminal
3.5.5 Certified safe for explosive gas atmospheres type equipment
3.5.6 Galvanic isolator
3.5.7 Generator
3.5.8 Ignition protection
3.5.9 Shore power inlet
3.5.10 Transformer
SECTION 4 GENERAL REQUIREMENTS
4.1 RATINGS
4.2 AMBIENT AIR AND COOLING WATER TEMPERATURE
4.3 INCLINATION OF BOAT
4.4 VOLTAGE AND FREQUENCY VARIATIONS
4.4.1 General
4.4.2 d.c. systems
4.4.3 a.c. systems
4.4.4 Adverse effects and its interference
4.5 ELECTRICAL POWER SOURCES
4.5.1 General
4.5.2 d.c. systems supplied from batteries
4.5.3 d.c. generator
4.5.4 a.c. systems
4.5.5 a.c. generator
4.5.6 Measuring instruments
4.6 EQUIPMENT
4.6.1 Transformers
4.6.2 Converters
4.6.3 Inverters and inverter/chargers
4.6.4 Galvanic isolator
4.7 EQUIPMENT CONSTRUCTION
4.7.1 General requirement
4.7.2 General degree of protection of equipment and enclosures
4.7.3 Protection from dripping water
4.7.4 Cable entry
4.7.5 Identification
4.7.6 Segregation of d.c and a.c. systems and systems of different voltages
4.7.7 Busbars
4.7.8 Switches and controls
4.7.9 Final subcircuits
4.8 PLUGS AND SOCKET-OUTLETS
4.8.1 a.c. system
4.8.2 Mixed a.c and d.c. systems
4.8.3 Installation in special locations
4.9 BATTERY INSTALLATION
4.9.1 General arrangements
4.9.2 Ventilation
4.10 BATTERY CHARGERS
4.10.1 General
4.10.2 Protection against overcharging
4.10.3 Wind generator and photovoltaic devices
4.11 INTERNAL COMMUNICATION CIRCUITS
4.12 ELECTRICAL APPARATUS FOR EXPLOSIVE GAS ATMOSPHERES
4.13 ELECTRICAL FITTINGS AND CABLES ATTACHED TO STRUCTURES OF ANOTHER METAL
4.14 NAVIGATION LIGHTS SUPPLY
4.15 LUMINAIRES
4.16 ELECTRICAL HEATING AND COOKING APPLIANCES
4.17 MAGNETIC COMPASSES
SECTION 5 DISTRIBUTION SYSTEMS
5.1 d.c. DISTRIBUTION SYSTEMS
5.2 STANDARD a.c. DISTRIBUTION SYSTEMS
5.2.1 Types of a.c. distribution system
5.2.2 Earthing the neutral conductor in type TN a.c. systems
5.2.3 Earthing of non current-carrying parts in a.c. systems
5.2.4 Protective conductor in a.c. systems
5.3 EQUIPOTENTIAL BONDING CONDUCTORS
5.4 BALANCE OF LOADS IN THREE-PHASE a.c. SYSTEMS
5.5 SHORE CONNECTION ARRANGEMENTS
5.5.1 General
5.5.2 Boat connections
5.5.3 Changeover switch for a boat with its own a.c. power system
5.5.4 Information and connection instructions
5.5.5 Supply through an on-shore mounted isolating transformer
5.5.6 Supply through an on-board isolating transformer or converter
5.5.7 Supply without an isolating transformer
5.6 SWITCHBOARD
5.6.1 General
5.6.2 For d.c. systems
5.6.3 For a.c. systems
SECTION 6 PROTECTION AGAINST ELECTRIC SHOCK IN a.c. SYSTEMS WITH VOLTAGE EXCEEDING 50 V
6.1 PROTECTION AGAINST DIRECT CONTACT
6.2 AUTOMATIC DISCONNECTION OF SUPPLY TO FINAL SUBCIRCUITS OR EQUIPMENT
6.3 EARTHED NEUTRAL SYSTEMS
6.4 NON-NEUTRAL EARTHED SYSTEM (IT TYPE SYSTEM)
6.5 USE OF CLASS II EQUIPMENT
6.6 UNACCEPTABLE MEASURES AGAINST ELECTRIC SHOCK
SECTION 7 PROTECTION AGAINST OVERCURRENT
7.1 GENERAL
7.2 CHARACTERISTICS OF PROTECTIVE DEVICES
7.3 d.c. SYSTEM
7.3.1 Protective devices
7.3.2 Final subcircuits
7.4 a.c. SYSTEM
7.4.1 Protective devices
7.4.2 Final subcircuits
7.5 GENERATORS
7.5.1 Small generators in d.c. systems
7.5.2 Use of fuses
7.5.3 Generator circuit-breaker
7.6 TRANSFORMERS
7.7 MOTOR PROTECTION
SECTION 8 PROTECTION AGAINST EARTH LEAKAGE CURRENT IN a.c. SYSTEMS
8.1 GENERAL
8.2 SELECTION OF DEVICES FOR PROTECTION AGAINST EARTH LEAKAGE
SECTION 9 CABLES
9.1 SELECTION OF CABLES FOR MARINE ENVIRONMENT
9.2 CABLE SELECTION AND INSTALLATION
9.3 PROTECTIVE COVERINGS
9.3.1 Environmental conditions
9.3.2 Mechanical strength
9.3.3 Minimization of thermal effects
9.4 DETERMINATION OF THE CROSS-SECTIONAL AREAS OF CONDUCTORS
9.4.1 General requirement
9.4.2 d.c. system
9.4.3 a.c. system
9.4.4 Protective conductor in a.c. system
9.4.5 Current ratings for continuous service
9.4.6 Correction factors for different ambient air temperatures
9.4.7 Correction factors for cable bunching
9.4.8 Correction factors for non-continuous service
9.4.9 Parallel connection of cables
9.4.10 Segregation of circuits
SECTION 10 CABLE AND WIRING INSTALLATION AND TERMINATION
10.1 EQUIPOTENTIAL BONDS
10.1.1 Enclosures for electrical equipment in a.c systems
10.1.2 Earthing of the protective conductor in non-metal boats
10.2 CABLE TERMINATIONS
10.3 CABLE AND CONDUCTOR INSTALLATION
10.3.1 Protection from damage
10.3.2 Cable and conductor runs
10.3.3 Cable and conductor support and protection
10.4 d.c. AND a.c. CABLING AND WIRING SEGREGATION
10.5 CONDUCTOR IDENTIFICATION
10.5.1 General
10.5.2 Equipotential bonding conductors
10.5.3 d.c. conductor insulation colours
10.6 LIGHTNING PROTECTION
10.6.1 General
10.6.2 Conductors
10.6.3 Installation
10.6.4 Interconnection
10.6.5 Earthing
SECTION 11 VERIFICATION
11.1 GENERAL
11.2 EARTHING
11.3 INSULATION RESISTANCE
11.3.1 Measurements
11.3.2 Switchboards, panel boards and distribution boards
11.3.3 Lighting and power circuits
11.3.4 Generators and motors
11.3.5 Transformers
11.4 SWITCHGEAR AND CONTROLGEAR
11.5 VOLTAGE DROP
11.6 INTERNAL COMMUNICATION CIRCUITS
11.7 LIGHTING, HEATING AND GALLEY EQUIPMENT
APPENDIX A - RECREATIONAL BOATS OVER 24 METRES AND LARGER VESSELS OPERATIONAL IN OFFSHORE WATERS
A1 GENERAL
A2 ESSENTIAL SERVICES
A3 BATTERY CAPACITIES
A4 EARTHING
A4.1 General
A4.2 Earthed neutral systems (TN type systems)
A4.3 Non-earthed system (IT type system)
A5 SEGREGATION OF CIRCUITS
A6 BATTERY CHARGER PROTECTION
A7 PROTECTION AGAINST OVERCURRENT AND FAULT CURRENT-SPECIAL APPLICATIONS
A8 NAVIGATION LIGHT SUPPLY
A9 RADIO AND NAVIGATION EQUIPMENT
A10 NAVIGATION, CONTROL, INSTRUMENTATION AND COMMUNICATION SYSTEMS
A11 ELECTRIC AND ELECTRO-HYDRAULIC STEERING GEAR
A12 ELECTROMAGNETIC COMPATIBILITY
APPENDIX B - SHORE SIDE ARRANGEMENTS
B1 SHORE POWER SUPPLY ARRANGEMENTS
B1.1 General
B1.2 Instructions
B2 EXAMPLES OF GENERAL ARRANGEMENTS FOR ELECTRICITY SUPPLY TO A BOAT (FUNCTIONAL SWITCHES NOT SHOWN)
B2.1 Connection to single-phase mains supply
B2.2 Connection to three-phase mains supply
B2.3 Single-phase on-shore mounted isolating transformer (hull and metal parts bonded)
B2.4 Supply through an on-board isolating transformer
APPENDIX C - PERIODIC TESTING
C1 REPORTING OF ELECTRICALLY UNSAFE INSTALLATIONS
C2 PREVIOUS RECORDS
C3 VERIFICATION REQUIREMENTS
C4 DANGER TO PERSONS OR LIVESTOCK
C5 ADEQUACY OF OVERCURRENT PROTECTIVE DEVICES
C6 INSTRUMENTS
C7 QUALIFICATION
C8 FREQUENCY OF PERIODIC VERIFICATION
C9 REPORTING OF PERIODIC VERIFICATION
C10 VERIFICATION BY BASIC VISUAL INSPECTION
C10.1 General
C10.2 Inspection requirements
C11 VERIFICATION BY TESTING
C11.1 General
C11.2 Testing requirements
APPENDIX D - RECREATIONAL BOATS WARRANT OF ELECTRICAL FITNESS CERTIFICATION FORM-NEW ZEALAND ONLY
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Related Information
Maritime Rules Part 40d: Design, Construction And Equipment – Fishing Ships
Ministry: Maritime New Zealand
Section: 40D.30C
Citation context:(a) AS/NZS 3004.2:2008 Electrical installations – Marinas and Recreational Boats; or....
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AS/NZS 3004.2:2008 ELECTRICAL INSTALLATIONS-MARINAS AND RECREATIONAL BOATS - RECREATIONAL BOATS INSTALLATIONS
PREFACE
CONTENTS
SECTION 1 SCOPE AND GENERAL
1.1 SCOPE
1.2 APPLICATION
SECTION 2 REFERENCED DOCUMENTS
SECTION 3 DEFINITIONS
3.1 GENERAL
3.1.1 Safety voltage
3.1.2 Essential services
3.1.3 Boat’s earth
3.1.4 Engine negative terminal
3.2 d.c. SYSTEMS OF DISTRIBUTION
3.2.1 Two-wire d.c. system
3.2.2 Three-wire d.c. system
3.3 a.c. SYSTEMS OF DISTRIBUTION
3.3.1 Single-phase two-wire a.c. system
3.3.2 Single-phase three-wire a.c. system
3.3.3 Three-phase three-wire system
3.3.4 Three-phase four-wire system
3.3.5 Three-phase five-wire system
3.4 PROTECTION
3.4.1 Circuit-breaker
3.4.2 Equipotential bond
3.4.3 Final subcircuit
3.4.4 Fuse
3.4.5 Low-voltage switchgear and controlgear
3.4.6 Neutral (neutral conductor or mid-wire)
3.4.7 Overcurrent protection device
3.4.8 Protective earthing conductor
3.4.9 Residual current device (RCD)
3.4.10 Sheath
3.5 EQUIPMENT
3.5.1 Accessible, readily
3.5.2 Battery
3.5.3 Cable trunking
3.5.4 Captive-spade terminal
3.5.5 Certified safe for explosive gas atmospheres type equipment
3.5.6 Galvanic isolator
3.5.7 Generator
3.5.8 Ignition protection
3.5.9 Shore power inlet
3.5.10 Transformer
SECTION 4 GENERAL REQUIREMENTS
4.1 RATINGS
4.2 AMBIENT AIR AND COOLING WATER TEMPERATURE
4.3 INCLINATION OF BOAT
4.4 VOLTAGE AND FREQUENCY VARIATIONS
4.4.1 General
4.4.2 d.c. systems
4.4.3 a.c. systems
4.4.4 Adverse effects and its interference
4.5 ELECTRICAL POWER SOURCES
4.5.1 General
4.5.2 d.c. systems supplied from batteries
4.5.3 d.c. generator
4.5.4 a.c. systems
4.5.5 a.c. generator
4.5.6 Measuring instruments
4.6 EQUIPMENT
4.6.1 Transformers
4.6.2 Converters
4.6.3 Inverters and inverter/chargers
4.6.4 Galvanic isolator
4.7 EQUIPMENT CONSTRUCTION
4.7.1 General requirement
4.7.2 General degree of protection of equipment and enclosures
4.7.3 Protection from dripping water
4.7.4 Cable entry
4.7.5 Identification
4.7.6 Segregation of d.c and a.c. systems and systems of different voltages
4.7.7 Busbars
4.7.8 Switches and controls
4.7.9 Final subcircuits
4.8 PLUGS AND SOCKET-OUTLETS
4.8.1 a.c. system
4.8.2 Mixed a.c and d.c. systems
4.8.3 Installation in special locations
4.9 BATTERY INSTALLATION
4.9.1 General arrangements
4.9.2 Ventilation
4.10 BATTERY CHARGERS
4.10.1 General
4.10.2 Protection against overcharging
4.10.3 Wind generator and photovoltaic devices
4.11 INTERNAL COMMUNICATION CIRCUITS
4.12 ELECTRICAL APPARATUS FOR EXPLOSIVE GAS ATMOSPHERES
4.13 ELECTRICAL FITTINGS AND CABLES ATTACHED TO STRUCTURES OF ANOTHER METAL
4.14 NAVIGATION LIGHTS SUPPLY
4.15 LUMINAIRES
4.16 ELECTRICAL HEATING AND COOKING APPLIANCES
4.17 MAGNETIC COMPASSES
SECTION 5 DISTRIBUTION SYSTEMS
5.1 d.c. DISTRIBUTION SYSTEMS
5.2 STANDARD a.c. DISTRIBUTION SYSTEMS
5.2.1 Types of a.c. distribution system
5.2.2 Earthing the neutral conductor in type TN a.c. systems
5.2.3 Earthing of non current-carrying parts in a.c. systems
5.2.4 Protective conductor in a.c. systems
5.3 EQUIPOTENTIAL BONDING CONDUCTORS
5.4 BALANCE OF LOADS IN THREE-PHASE a.c. SYSTEMS
5.5 SHORE CONNECTION ARRANGEMENTS
5.5.1 General
5.5.2 Boat connections
5.5.3 Changeover switch for a boat with its own a.c. power system
5.5.4 Information and connection instructions
5.5.5 Supply through an on-shore mounted isolating transformer
5.5.6 Supply through an on-board isolating transformer or converter
5.5.7 Supply without an isolating transformer
5.6 SWITCHBOARD
5.6.1 General
5.6.2 For d.c. systems
5.6.3 For a.c. systems
SECTION 6 PROTECTION AGAINST ELECTRIC SHOCK IN a.c. SYSTEMS WITH VOLTAGE EXCEEDING 50 V
6.1 PROTECTION AGAINST DIRECT CONTACT
6.2 AUTOMATIC DISCONNECTION OF SUPPLY TO FINAL SUBCIRCUITS OR EQUIPMENT
6.3 EARTHED NEUTRAL SYSTEMS
6.4 NON-NEUTRAL EARTHED SYSTEM (IT TYPE SYSTEM)
6.5 USE OF CLASS II EQUIPMENT
6.6 UNACCEPTABLE MEASURES AGAINST ELECTRIC SHOCK
SECTION 7 PROTECTION AGAINST OVERCURRENT
7.1 GENERAL
7.2 CHARACTERISTICS OF PROTECTIVE DEVICES
7.3 d.c. SYSTEM
7.3.1 Protective devices
7.3.2 Final subcircuits
7.4 a.c. SYSTEM
7.4.1 Protective devices
7.4.2 Final subcircuits
7.5 GENERATORS
7.5.1 Small generators in d.c. systems
7.5.2 Use of fuses
7.5.3 Generator circuit-breaker
7.6 TRANSFORMERS
7.7 MOTOR PROTECTION
SECTION 8 PROTECTION AGAINST EARTH LEAKAGE CURRENT IN a.c. SYSTEMS
8.1 GENERAL
8.2 SELECTION OF DEVICES FOR PROTECTION AGAINST EARTH LEAKAGE
SECTION 9 CABLES
9.1 SELECTION OF CABLES FOR MARINE ENVIRONMENT
9.2 CABLE SELECTION AND INSTALLATION
9.3 PROTECTIVE COVERINGS
9.3.1 Environmental conditions
9.3.2 Mechanical strength
9.3.3 Minimization of thermal effects
9.4 DETERMINATION OF THE CROSS-SECTIONAL AREAS OF CONDUCTORS
9.4.1 General requirement
9.4.2 d.c. system
9.4.3 a.c. system
9.4.4 Protective conductor in a.c. system
9.4.5 Current ratings for continuous service
9.4.6 Correction factors for different ambient air temperatures
9.4.7 Correction factors for cable bunching
9.4.8 Correction factors for non-continuous service
9.4.9 Parallel connection of cables
9.4.10 Segregation of circuits
SECTION 10 CABLE AND WIRING INSTALLATION AND TERMINATION
10.1 EQUIPOTENTIAL BONDS
10.1.1 Enclosures for electrical equipment in a.c systems
10.1.2 Earthing of the protective conductor in non-metal boats
10.2 CABLE TERMINATIONS
10.3 CABLE AND CONDUCTOR INSTALLATION
10.3.1 Protection from damage
10.3.2 Cable and conductor runs
10.3.3 Cable and conductor support and protection
10.4 d.c. AND a.c. CABLING AND WIRING SEGREGATION
10.5 CONDUCTOR IDENTIFICATION
10.5.1 General
10.5.2 Equipotential bonding conductors
10.5.3 d.c. conductor insulation colours
10.6 LIGHTNING PROTECTION
10.6.1 General
10.6.2 Conductors
10.6.3 Installation
10.6.4 Interconnection
10.6.5 Earthing
SECTION 11 VERIFICATION
11.1 GENERAL
11.2 EARTHING
11.3 INSULATION RESISTANCE
11.3.1 Measurements
11.3.2 Switchboards, panel boards and distribution boards
11.3.3 Lighting and power circuits
11.3.4 Generators and motors
11.3.5 Transformers
11.4 SWITCHGEAR AND CONTROLGEAR
11.5 VOLTAGE DROP
11.6 INTERNAL COMMUNICATION CIRCUITS
11.7 LIGHTING, HEATING AND GALLEY EQUIPMENT
APPENDIX A - RECREATIONAL BOATS OVER 24 METRES AND LARGER VESSELS OPERATIONAL IN OFFSHORE WATERS
A1 GENERAL
A2 ESSENTIAL SERVICES
A3 BATTERY CAPACITIES
A4 EARTHING
A4.1 General
A4.2 Earthed neutral systems (TN type systems)
A4.3 Non-earthed system (IT type system)
A5 SEGREGATION OF CIRCUITS
A6 BATTERY CHARGER PROTECTION
A7 PROTECTION AGAINST OVERCURRENT AND FAULT CURRENT-SPECIAL APPLICATIONS
A8 NAVIGATION LIGHT SUPPLY
A9 RADIO AND NAVIGATION EQUIPMENT
A10 NAVIGATION, CONTROL, INSTRUMENTATION AND COMMUNICATION SYSTEMS
A11 ELECTRIC AND ELECTRO-HYDRAULIC STEERING GEAR
A12 ELECTROMAGNETIC COMPATIBILITY
APPENDIX B - SHORE SIDE ARRANGEMENTS
B1 SHORE POWER SUPPLY ARRANGEMENTS
B1.1 General
B1.2 Instructions
B2 EXAMPLES OF GENERAL ARRANGEMENTS FOR ELECTRICITY SUPPLY TO A BOAT (FUNCTIONAL SWITCHES NOT SHOWN)
B2.1 Connection to single-phase mains supply
B2.2 Connection to three-phase mains supply
B2.3 Single-phase on-shore mounted isolating transformer (hull and metal parts bonded)
B2.4 Supply through an on-board isolating transformer
APPENDIX C - PERIODIC TESTING
C1 REPORTING OF ELECTRICALLY UNSAFE INSTALLATIONS
C2 PREVIOUS RECORDS
C3 VERIFICATION REQUIREMENTS
C4 DANGER TO PERSONS OR LIVESTOCK
C5 ADEQUACY OF OVERCURRENT PROTECTIVE DEVICES
C6 INSTRUMENTS
C7 QUALIFICATION
C8 FREQUENCY OF PERIODIC VERIFICATION
C9 REPORTING OF PERIODIC VERIFICATION
C10 VERIFICATION BY BASIC VISUAL INSPECTION
C10.1 General
C10.2 Inspection requirements
C11 VERIFICATION BY TESTING
C11.1 General
C11.2 Testing requirements
APPENDIX D - RECREATIONAL BOATS WARRANT OF ELECTRICAL FITNESS CERTIFICATION FORM-NEW ZEALAND ONLY
Previous versions
AS/NZS 3004.2:2008
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.