Western Australian Current Regulations Western Australian Current Regulations (1) The wiring of
electrical equipment of a motor vehicle, trailer or any vehicle in a
combination, except the high tension ignition wiring, must —
(a) be
supported at intervals of not over 600 mm, unless the vehicle is a
pole‑type trailer with a pole with an adjustable length, or an
extendible trailer; and
(b) be
insulated at each of its joints; and
(c) be
located where it cannot —
(i)
become overheated; or
(ii)
contact moving parts; or
(iii)
come near enough to the fuel system to be a fire hazard;
and
(d) be
protected from chafing.
(1A) The electrical
components of a vehicle must be securely mounted.
(2) The electrical
connectors between motor vehicles and trailers, for the operation of the
vehicle lights required by this Part, must comply with —
(a)
AS 2513‑1982 Electrical Connections for Trailer Vehicles ; or
(b)
International Standards Organisation ISO 1185 — 1997; or
(c)
Society of Automotive Engineers SAE J 560 — 1998; or
(d)
AS 4735‑2003 Heavy road vehicles — Electrical connectors
for articulated vehicles .
(3) A trailer must be
equipped with an electrical conductor, independent of the trailer coupling,
that provides a return path between the electrical circuits of the trailer and
towing vehicle.
(4) The electrical
wiring, connections and installations of a semi‑trailer, dog trailer or
converter dolly used in a road train over 19 m long after June 1998 must
comply with third edition ADR 63, whether or not it was built before the
date stated in the ADR for vehicles of that type.
[Regulation 257 amended: Gazette
29 Mar 2019 p. 965.]