Unit of competency Outline

Date retreived
22/07/2026 11:22 AM AWST

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Install low voltage cabling and fit-off accessories, appliances and equipment

Install low voltage cabling and fit-off accessories, appliances and equipment

Unit of competency
National Code
MEM10020
State Code
AUX35
TGA Status
Current
DTWD Status
Approved
Current Release Number
3.00
Current Release Date
26/06/2019
View on TGA
State Implementation and Classification
Approved Date
16/10/2015
Field of Education
031313 - Electrical Fitting, Electrical Mechanics
Original Release Date
16/10/2015
Nominal Hours
36
Description
This unit of competency has been developed for Engineering Tradesperson - industrial electrician apprenticeship training and the recognition of trade-level skills in installing low voltage cabling/wiring; fitting off accessories, appliances and equipment to an electrical switchboard in a variety of situations; and connecting consumer mains to an installation.It covers a comprehensive understanding of AS/NZS 3000:2007 Electrical Installations (known as the Australian/New Zealand Wiring Rules) and regulatory requirements and knowledge of other standards that apply to particular situations and installations for selecting and fixing of accessories; the location of switchboards; arrangement and identification of switchboard equipment; and access requirements, including the separation and minimising the spread of fire.This unit covers the skills and knowledge required to meet the Electrical Regulatory Authorities Council (ERAC).Essential Performance Capabilities (EPCs):EPC 29 - Knowledge of the AS/NZS 3000 requirements for safety services and issues relevant to HV installations. Standards referenced for electrical installations related to transportable structures and vehicles, shows and carnivals, patient areas, marinas and boats, and construction/demolition sites.EPC 36 - Demonstrate the knowledge and skills for the installation of wiring support systems.EPC 39 - Determine and apply AS/NZS 3000 requirements for the installing, terminating and testing of catenary supported cables, pendant-type socket outlets and trailing cables.AndEssential Performance Capabilities (EPCs) classified as ‘critical’:EPC 24 - Demonstrate an understanding of the AS/NZS 3000 and regulatory requirements for the location of switchboards and the arrangement of switchboard equipment in installations. Methods for determining prospective fault current. Switchboard form types.EPC 25 - Demonstrate an understanding of the AS/NZS 3000 and regulatory requirements for the installation of electrical equipment in given damp situations and wet areas. IP rating of electrical equipment.EPC 26 - Demonstrate the appropriate methods for the installation, modification and testing of electrical installations and equipment for construction and demolition sites, complying with AS/NZS 3012 and applicable workplace safety legislation. Need for calibration of instruments.EPC 27 - Demonstrate knowledge of AS/NZS 3000 and local regulatory requirements for the installation of aerial conductors and underground wiring. Including specialist cables.EPC 28 - Demonstrate knowledge of AS/NZS 3000 requirements for electrical installations in hazardous areas and an awareness of the standards to which it refers. EPC 35 - Demonstrate the knowledge and skill to install and terminate a variety of electrical cables in a wide range of applications (including final subcircuits) to AS/NZS 3000.EPC 37 - Demonstrate knowledge and skills to install final subcircuit wiring into switchboards and connect to switchboard equipment in accordance with AS/NZS 3000 and local supply authority requirements.EPC 38 - Connect consumer mains to an installation, in accordance with AS/NZS 3000 and local supply authority requirements.Some jurisdictions require the holder of this unit to be licensed or certified and users should check with the relevant authorities.Band: AUnit Weight: 4
Notes
Elements and Performance Criteria
1. Determine job requirements
  • 1.1 Follow standard operating procedures (SOPs)
  • 1.2 Comply with work health and safety (WHS) requirements at all times, including appropriate risk control measures
  • 1.3 Use appropriate personal protective equipment (PPE) in accordance with SOPs
  • 1.4 Identify job requirements from specifications, drawings, job sheets or work instructions
2. Plan installation of electrical wiring, accessories and appliances
  • 2.1 Plan cable routes in accordance with requirements contained in the job instructions/specifications
  • 2.2 Obtain necessary cables, appropriate cable support systems and enclosures, accessories and appliances needed for the installation work in accordance with established procedures and check against job requirements
  • 2.3 Obtain necessary tools, equipment and testing instruments needed for the installation work
3. Install and fit off electrical wiring, accessories and appliances
  • 3.1 Isolate and tag circuits and equipment in accordance with procedures, where required
  • 3.2 Install and fix cable support system in position ensuring components are square and plumb, securely attached using fastenings appropriate to the weight of the components and the material of the mounting
  • 3.3 Install electrical cables and wiring, accessories and appliances in compliance with specifications and regulatory requirements
  • 3.4 Maintain fire integrity when installing electrical cables and wiring
  • 3.5 Check installed accessories and appliances are straight and square in the required locations
  • 3.6 Terminate cables and conductors at switchboards, accessories and appliances in accordance with manufacturer specifications and regulatory requirements
  • 3.7 Test and inspect installed circuits to ensure compliance in accordance with legislative and regulatory requirements
  • 3.8 Rectify any defects and re-test to ensure compliance
  • 3.9 Document installation of wiring, accessories and appliances in accordance with SOPs
4. Connect consumers mains to an installation
  • 4.1 Install underground and overhead consumers mains
  • 4.2 Install unprotected consumers mains to reduce the risk of short circuit to a minimum
  • 4.3 Terminate consumers mains at pillars, pits, mains connection boxes and consumers switchboard
  • 4.4 Install bonding conductors, where required
  • 4.5 Ensure correct polarity
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