Evidence required to demonstrate competence in this unit must be relevant to and satisfy all of the requirements of the elements and performance criteria and include knowledge of: batteries, including: charging circuits and hazards associated with charging batteries operation types, care and hazards characteristics of electrical systems dangers associated with operation of shipboard electrical systems and related hazard prevention strategies earth detection devices electrical distribution systems, including emergency arrangements electrical systems must include: alternators batteries and associated circuits control circuits motors starter circuits switchboards faults associated with electrical systems and appropriate preventative and remedial action, and solutions manufacturer instructions for the operation of electrical systems methods for managing operation of shipboard electrical systems motor and alternator construction motor starter circuits own ability and limits to rectify irregularities and faults principles of operation of various shipboard emergency systems, including fire detection system, internal communications system and emergency generator procedures for monitoring and evaluating performance of electrical systems relevant performance of electrical systems when unsatisfactory or outside of specified limits and appropriate actions to be taken relevant problems that may occur with electrical systems and appropriate preventative and remedial actions to be taken relevant sections of state and territory maritime regulations, National Standard for Commercial Vessels (NSCV) and Uniform Shipping Laws (USL) Code relevant work health and safety (WHS)/occupational health and safety (OHS) legislation and policies safety devices fitted to switchboard and other electrical systems, including fuses and circuit breakers sequence of required action when power unit becomes overloaded shore power arrangements single and three phase alternating current (AC) power generation. |