Testing Periods For Electrical Appliances
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Useful Definitions from AS/NZS 3760:2010
One in which the equipment or appliance is normally subject to events or operating conditions likely to result in damage to the equipment or a reduction in its expected life span. This includes, but is not limited to mechanical damage, exposure to moisture, heat, vibration, corrosive chemicals, and dust.
Residual Current Device (RCD)
A mechanical switching device designed to make, carry and break currents under normal service conditions, and to cause the opening of the contacts when the residual current attains a given value under specified conditions. The RCD may be fixed or portable (PRCD).
Frequency of Inspection and Tests
Electrical equipment shall be inspected and tested:
(a) At intervals indicated in Table 4 (subject to a tolerance of two weeks), or as varied by a responsible person based on a risk assessment;
(1) Regulatory authorities, other Standards, workplace safety requirements or manufacturers’ instructions may specify shorter or longer intervals appropriate to particular industries or specific types of equipment.
(2) Some regulatory jurisdictions limit the inspection and testing of electrical equipment to defined work activity or working environment s. For example construction wok or equipment used in a hostile operating environment.
(b) On return to service after a repair or servicing, that could have affected the electrical safety of the equipment. AS/NZS 5762 may apply;
(c) Before placement in service, if sourced from a second-hand sale, to ensure the equipment is safe. AS/NZS 5761 shall apply.