Australian / New Zealand Standard AS/NZS 4509.1:2009 (R2017) Stand-Alone Power Systems - Safety and Installation - Western Australia


You are required to follow this standard if you will install stand-alone power systems used for any of the following:

  • the supply of extra-low (ELV) and / or low voltage (LV) electric power to a single load
  • an electrical installation in a single residence or building
  • a group of residences or buildings and associated items with switchboards to AS / NZS 3000 requirements.

This standard covers:

  • equipment up to and including the output of the stand-alone power system
  • direct connection of a stand-alone power system to a single load (e.g. a water pump), a single electrical installation (e.g. a residence), or a group of independent electrical installations (e.g. a number of separate residences and / or buildings).

This Standard includes minimum rating and over-current protection requirements for the consumers mains and earthing arrangements.

Please consult the Contact Officer for more information and to ascertain the level of compliance (if any) that may be required.

Service type

Code of Practice

A code of practice can be either a legal requirement or non-legal requirement. Legal codes of practice are defined as a result of legislation. Non-legal codes of practice are defined by industry regulators and bodies.

Act(s) name

Electricity Act 1945 WA

Regulation(s) name

Electricity (Licensing) Regulations 1991 WA

Administering agency

Department of Mines, Industry Regulation and Safety


Contact details

Contact Email, Phone and Address Details for this service in simple two column table format, header then data.

General Enquiries


Department of Mines, Industry Regulation and Safety

Operating address: Level 1, Mason Bird Building
303 Sevenoaks Street
Western Australia 6107
Mailing address: Locked Bag 14
Cloisters Square PO
Western Australia 6850
Phone: 08 6251 1900
Fax: 08 6251 1901
Website: EnergySafety (Opens in new window)