Utility PV Array Installations
April 30, 2025, by the Alternative and Renewable Energy Technologies Technical Group and the Built Environment Technical Group | v 1.0
Our position
(see full document attached below)
This AFAC guideline applies to utility-scale solar farms (SF), or PV arrays, connected to a utility through high voltage switchgear or a substation. Although there is no universally agreed minimum produced power threshold across Australia and New Zealand, these systems are distinct from roof top or even commercial ground-mounted PV systems.
Building integrated PV (BIPV), in which the PV installation acts as part of a building’s construction, and building applied PV (BAPV), in which the installation is attached to a building are outside the scope of this guideline.
Utility-scale SFs include a connection to the utility through high voltage switchgear or substation, access restricted to qualified personnel, and a restriction on the use of produced power within the plant. Utility-scale SFs may also be installed in association with large-scale energy storage systems, including generation and storage of renewable energy vector transport mediums (REVTMs) such as hydrogen. AFAC has produced a guideline for large scale BESS.
These are increasingly being installed in rural areas, small towns and in proximity to the urban environment.
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