for a suitably qualified individual to conduct electrical maintenance and repairs on plant and maintain Trade Test. N4 Electrical Trade Theory, with subjects specific to Electrical Engineering. Wireman's License breakdowns of a mechanical/electrical nature for all equipment under engineering functional control. Capture breakdown to aid in determining the root cause. Electrical Maintenance: Design and construct Single/Three Single/Three Phase Circuits Design and Install Electrical Wire Ways Construct, commission and do fault tracing