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Mining and Quarrying Safety and Health Regulation 2017
sec.25Earthing
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sec.25 Earthing
The operator or site senior executive must ensure each earthing system at the mine is installed and maintained at sufficiently low impedance and has sufficient capacity to ensure— reliable operation of electrical protective systems and devices; and adequate protection against contact with conductive parts that have become live under fault conditions.
- (a) reliable operation of electrical protective systems and devices; and
- (b) adequate protection against contact with conductive parts that have become live under fault conditions.