AS/NZS 3760:2010 specifies the generally observed safety inspection and maintenance standards for Australia. This includes the safety inspection and testing of single and poly phase (240v - 415v) portable electrical equipment, and, machinery connected to supply by flexible cord, which is currently in-service, returning to service, available for re-sale or hire. Inspection and testing intervals can range from daily, monthly, 3 months, 6 months, 12 months, 2 years and up to 5 yearly testing schedules.
The standard also includes the inspection and testing specifications for RCD's.
The following items are excluded from the recommendations of this Standard:-
Fixed or "hard wired" items
Items at a height exceeding 2.5mtrs
Items which need to be dismantled to establish safety of operation
Demonstration items, sample items or new stock in a retail or warehouse outlet
Under the standard, the following basic tests may be conducted on each appliance:-
The standard requires the following record keeping establishing the history of tests:
A test tag attached to each item indicating date, item, person performing the test, and status (pass/fail) of test, along with the retest date
An asset register and historical record of all test items and test results
A record of results including faulty item and repair action
A visual inspection is conducted by technicians and involves a comprehensive inspection of flexible supply cord, plug, appliance and socket. Covers and guards are checked to ensure they are attached, appliances are checked for rattles indicating the presence of small foreign objects that may interfere with the safety of the appliance, and Class II appliances are checked for deep engraving that may impact on the insulation of the appliance.
The following electrical tests are also required under AS/NZS 3760:2010.