Elements and Performance Criteria

Stream: Production Plant
Field: Operations
Equivalencies: N/A
Systems, plant and or equipment may include high and low voltage switchboards/yards/ring mains; supervisory, control and protection equipment; circuit breakers, air, air blast, minimum oil, bulk oil, SF6, vacuum, transformers, oil natural air natural (ONAN), oil natural air forced (ONAF), oil forced air forced (OFAF), dry type, earthing and neutral, voltage and current; Isolators, load breaking, non-load breaking; combined fuse switches (CFS), with or without contactor units; low voltage equipment, fuses, mini circuit breakers, contactors; switchboard/yard auxiliary supplies, control, supervision, protection, indication; earthing systems, earthing circuit breakers, integral earths, earth switches, portable earths and protection systems
Safety standards may include relevant sections of occupational health and safety legislation, enterprise safety rules, relevant state and federal legislation and national standards for plant
Information and documentation sources may include verbal or written communications; enterprise safety rules documentation; dedicated computer equipment; enterprise/site standing and operating instructions; enterprise log books; manufacturer's operation and maintenance manuals; and equipment and alarm manuals
Technical and operational indicators may include stimuli (audio, smell, touch, visual), local indicators and recorders, computers and alarms (visible and or audible)
Communications may be by means of telephone, two way radio, pager, public address system, computer (electronic mail) and operating log (written or verbal)
Tests may include post maintenance operating tests, interlock tests, protection tests, alarm tests and emergency/black start checks
Appropriate personnel to consult, give or receive direction may include supervisor/team leader or equivalent, technical and engineering officers or equivalent, power system control personnel or equivalent, power plant operations personnel, maintenance staff, contractor and specialist staff
Test, fault finding and operating tools may include voltage testers, proving dead equipment, power or hand tools, control system equipment and fuse testers/multimeters
Operating environment may be during inclement or otherwise harsh weather conditions, in wet/noisy/dusty/hot areas or during night periods
Faults and abnormal operating conditions may include switch yard protection operation, switchboard protection operation, transformer protection operation, circuit/feeder protection operation; transformer faults, low oil level, loss of fans/pumps; circuit breaker faults, loss of supervisory/control supplies, low gas/oil/air pressure, failure of pump/motors and fuse failure

Critical aspects of evidence
The knowledge and application of relevant sections of: Occupational, health and safety legislation; Statutory legislation; Enterprise/site safety procedures; Enterprise/site emergency procedures
Preparation and planning of work
Operation of switch gear
Conducting switching operations
Operationally testing plant
Analysing equipment, system and protection faults
Monitoring equipment, system and protection operation
Context of assessment
Competency Standards should be assessed in the workplace or simulated workplace and under the normal range of workplace conditions
Assessment of this unit will be supported with documentary evidence, by means of endorsement stating type and application of equipment operated
Interdependent assessment of unit
Nil
Knowledge and Skills
A knowledge of:
Relevant occupational health and safety regulations; Relevant statutory legislation; Relevant enterprise/site safety procedures; Enterprise/site emergency procedures and techniques; Relevant plant and equipment, its location and operating parameters; Plant status; Environmental legislation; Enterprise recording procedures; Communication principles; Control and data acquisition systems; Computers and software; Supervisory, alarm, protection and control equipment; Supervisory, alarm, protection and control equipment; Switchboard(s), switch yard(s) and ring main(s) layout and configuration; Switchgear - operation, isolation and earthing; Protection - systems, types and function; Earthing procedures, requirements and protocol; Interlocks and inter-tripping systems; Emergency and system disturbance procedures; Switching practices and procedures; Introduction to power production plant; Typical arrangements of power production plant; Mathematics; General responsibilities for power production plant operations; Electrical principles; Transformers; Electric motors; AC generators; Alternators, excitors and hydrogen systems; Heating of electrical equipment; Schematic diagrams; Auxiliary supply systems; High voltage systems; Safe operating principles
The ability to:
Apply relevant occupational health and safety regulations; Apply relevant statutory legislation; Apply relevant enterprise/site safety procedures; Apply enterprise/site emergency procedures and techniques; Apply enterprise recording procedures; Identify plant status; Prepare plant/equipment for operation; Organise resources; Operate switchgear and equipment; Conduct switching operations; Apply diagnostic and testing techniques; Identify and respond to abnormal plant operating conditions; Plan and prioritise work; Use relevant hand tools; Communicate effectively; Apply data analysis techniques and tools; Use diagrams, drawings and symbols; Produce and/or assess internal and external switching procedures; Assess and evaluate protection operation and determine the appropriate response; Apply switching practices and procedures.