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Elements and Performance Criteria

1. Routine pre-operational checks of electrical systems are completed prior to use according to manufacturer specifications and organisational procedures
2. Operate electrical systems
   • Suitable personal protective equipment (PPE) is selected and used according to organisational procedures
3. Electrical systems are operated in a safe and controlled manner
4. Performance of DC and AC electrical systems is monitored
5. AC electrical demand is monitored and additional generators are paralleled or disconnected, as required
6. Ship-to-shore electrical supply is connected and disconnected, when required, following established practices and organisational procedures
7. Faults or malfunctions are identified and reported according to organisational procedures
8. Faults or malfunctions are rectified and corrective actions are taken and recorded according to organisational procedures
9. Procedures to be undertaken in emergencies are recognised and implemented
10. Complete operations and check electrical systems
    • Shutdown procedures are conducted according to manufacturer instructions and organisational procedures
11. Operational records are completed according to organisational procedures

Range Statement

Range is restricted to essential operating conditions and any other variables essential to the work environment.

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Performance Evidence

Evidence required to demonstrate competence in this unit must be relevant to and satisfy all of the requirements of the elements and performance criteria on at least one occasion and include: carrying out necessary calculations associated with managing electrical systems, including: adding resistors in series and parallel, and calculating current battery ampere-hours and efficiency series and parallel configuration of battery supply connecting to shore power isolating and locking out of electrical circuits maintaining records of operation of electrical systems, and any related safety incidents monitoring and evaluating performance of electrical systems performing switchboard operations, including the monitoring of electrical supply and procedures for paralleling generators starting emergency alternator and supply switchboard where available using hydrometer using multimeter to test for voltage and continuity.

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Knowledge Evidence

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.

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