ENVIRONMENT

Arc flash while testing for dead

A COMMISSIONING engineer testing for dead at a Queensland mine suffered burns to his hand and wrist caused by an arc flash caused by an accidental short circuit.

 Arc flash warning

Arc flash warning

According to Queensland's Mineral Mines and Quarries Inspectorate, the arc flash happened when a multi-meter test probe shorted, from a live busbar to an earthed grill cover, on a variable speed drive....

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