OHS Code

Published Date: July 01, 2009
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Part 36 Mining

Section 567 Overhead power lines

An employer must ensure that the cable supplying a moveable switch house or substation from an overhead line

(a) is not more than 25 metres long unless

(i) the ampacity of the cable is at least 1/3 of the overcurrent protection setting of the supply, or

(ii) properly sized overcurrent protective devices are installed at the point of cable termination to the overhead line,

(b) has at the overhead line end

(i) a separate means of disconnection located on a power pole, or

(ii) subject to the approval of the Director, an alternative means of disconnection arranged to prevent switching errors or incorrect isolation,

(c) is continuous, without cable couplers or junction boxes, and

(d) has conductors connected directly through suitable cable glands to the supply terminals of the switch house or substation.