This unit involves the skills and knowledge required to install extra-low voltage (ELV) stand-alone photovoltaic (PV) power systems.

It includes preparing to install ELV stand-alone PV power apparatus and systems, installing ELV stand-alone PV power apparatus and system, completing installation and reporting installation activities.

No licensing, legislative or certification requirements apply to this unit at the time of publication.

ELEMENTS

PERFORMANCE CRITERIA

Elements describe the essential outcomes.

Performance criteria describe the performance needed to demonstrate achievement of the element.

1

Prepare to install ELV stand-alone PV power apparatus and systems

1.1

Work health and safety (WHS)/occupational health and safety (OHS) processes and procedures for relevant work area are identified and applied in accordance with workplace procedures

1.2

WHS/OHS hazards are identified, risks assessed, reported to relevant person/s and workplace procedures for risk control measures applied in preparation for work

1.3

System installation is planned in consultation with others impacted by the work and sequenced appropriately

1.4

Nature and location of the work are determined from documentation or relevant person/s to determine the scope of work

1.5

Sitting limitations and customer system requirements are identified through consultation with relevant person/s

1.6

Energy demand is assessed and recommendations made to the customer for energy efficiency improvements, as necessary

1.7

Suitable system components are specified and selected in accordance with workplace procedures

1.8

Location of system components is planned within the constraints of the building structure and regulations

1.9

Instructions for coordinating work with others is obtained from relevant person/s and applied

1.10

Materials and components required are obtained, pre-assembled, where necessary, and checked against job requirements in accordance with workplace procedures

1.11

Materials and components are prepared for transport to the site and transport is arranged in accordance with workplace procedures

1.12

Tools, equipment and testing devices required are obtained in accordance with workplace procedures and checked for correct operation and safety

1.13

Preparatory work is checked to ensure no unnecessary damage has occurred and complies with requirements

2

Install ELV stand-alone PV power apparatus and systems

2.1

Equipment is transported safely to site in accordance with workplace procedures

2.2

Need to test or measure live electrical work is determined in accordance with WHS/OHS requirements and conducted in accordance with workplace procedures

2.3

Circuits/machines/plant are isolated in accordance with WHS/OHS requirements and workplace procedures

2.4

System components are installed in compliance with technical industry standards, job specifications and requirements, and with sufficient access to enable terminations, adjustment and maintenance

2.5

Wiring is terminated at components and associated equipment in accordance with manufacturer specifications and functional and regulatory requirements

2.6

Unplanned situations are discussed with relevant person/s and responded to in accordance with workplace procedures in a manner that minimises risk to personnel and equipment

2.7

Checks of installed apparatus quality are conducted in accordance with workplace procedures

2.8

System installation is conducted minimising waste of materials, damage to apparatus, circuits, the surrounding environment and services using sustainable energy principles

3

Complete installation and report installation activities

3.1

Worksite is cleaned and made safe in accordance with workplace procedures

3.2

Final checks are conducted to confirm installed apparatus conforms to requirements

3.3

System operation is tested and installation verified as compliant with standards and work specifications

3.4

‘As-installed’ apparatus and associated equipment are documented and relevant person/s notified in accordance with workplace procedures

3.5

Customer is informed of system operation, routine maintenance and limitations

3.6

Documentation required by standards or job specifications is provided to the customer

Evidence required to demonstrate competence in this unit must be relevant to and satisfy all of the requirements of the elements and performance criteria on at least one occasion and include:

assessing customer energy requirements, efficiency improvements and site limitations

reading and interpreting drawings related to and apparatus locations and circuit connections

placing and securing system components accurately

maintaining fire integrity

connecting system components to comply with requirements

testing system operation and verifying compliance with standards and job specifications

completing necessary documentation, including handing over system operational documents to the customer and informing customer of system operation, routine maintenance and limitations

dealing with unplanned events

applying relevant work health and safety (WHS)/occupational health and safety (OHS) requirements and workplace procedures and practices, including the use of risk control measures

applying sustainable energy principles and practices

checking isolation of circuits/machines/systems

conducting quality checks during installation

coordinating work with relevant person/s

determining live electrical testing/measurement requirements

identifying and accessing materials, tools, equipment and testing devices

installing and setting up stand-alone extra-low voltage (ELV) photovoltaic (PV) power systems.

Evidence required to demonstrate competence in this unit must be relevant to and satisfy all of the requirements of the elements and performance criteria and include knowledge of:

stand-alone ELV PV systems, including:

PV array installation requirements encompassing:

WHS/OHS requirements and methods for working on roofs

common methods of roof construction (rafters and tile battens) and methods to ensure integrity of waterproofing

common types of roof-mounted and free-standing PV array frame construction and methods of tilt angle adjustment

fixing methods for different roof types

array mounting methods for north orientation roof sections and non-north facing roof sections

aesthetic considerations in choosing an appropriate array location and type of mounting

the mounting and fixing methods for at least one type of domestic available building integrated PV product

electrical PV array installation requirements encompassing:

methods used in wiring and connecting PV arrays in accordance with Australian Standards AS/NZS 4509 Stand-alone power systems and AS 5033 Installation and safety requirements for photovoltaic (PV) arrays

considerations involved in wiring of series connected PV modules in order to minimise power losses due to shading

PV array wiring diagram, including the placement of blocking and bypass diodes

considerations involved in choosing the location of associated system equipment, including regulators and direct current (d.c.) control board

cable route from PV array/s to regulators so as to minimise the route length to battery

system installation and maintenance encompassing:

installation work on a PV power system in accordance with relevant standards and WHS/OHS guidelines

correct isolation and shutdown procedures prior to carrying out maintenance tasks

routine maintenance tasks on PV arrays

required vegetation control to remove or reduce shading or soiling on a PV array

relevant manufacturer specifications

relevant safe work method statements (SWMS)/job safety assessments or risk mitigation processes

relevant workplace documentation

relevant workplace policies and procedures.

Assessors must hold credentials specified within the Standards for Registered Training Organisations current at the time of assessment.

Assessment must satisfy the Principles of Assessment and Rules of Evidence and all regulatory requirements included within the Standards for Registered Training Organisations current at the time of assessment.

Assessment must occur in suitable workplace operational situations where it is appropriate to do so; where this is not appropriate, assessment must occur in suitable simulated workplace operational situations that replicate workplace conditions.

Assessment processes and techniques must be appropriate to the language, literacy and numeracy requirements of the work being performed and the needs of the candidate.

Resources for assessment must include access to:

a range of relevant exercises, case studies and/or other simulations

relevant and appropriate materials, tools, equipment and personal protective equipment (PPE) currently used in industry

applicable documentation, including workplace procedures, equipment specifications, regulations, codes of practice and operation manuals.

Foundation skills essential to performance are explicit in the performance criteria of this unit of competency.

Range is restricted to essential operating conditions and any other variables essential to the work environment.

Non-essential conditions may be found in the UEE Electrotechnology Training Package Companion Volume Implementation Guide.

Electrotechnology

Renewable Energy