TDMMR2607B OPERATE, TESTAND MAINTAIN MARINE ELECTRICAL AND CONTROL EQUIPMENT |
The Range Statement relates to the unit of competency as a whole. It allows for different work environments and situations that may affect performance.
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VARIABLE | SCOPE |
1. GENERAL CONTEXT |
| |
a.
| Work must be carried out: | 1
| in compliance with the relevant sections of State and Territory marine regulations, NSCV and USL Code
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| |
b.
| Work is performed:
| 1
| within broad operational requirements, with responsibility for own outputs in relation to specified quality standards and limited responsibility for others in achieving required outcomes |
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c.
| Work involves: | 1
| the operation, testing and maintenance of electrical and electronic equipment on a vessel and the application of solutions to a defined range of maintenance problems Note: All installation, maintenance and repair of AC (50volts or above) DC (above 115 volts) must be carried out only by a suitably qualified engineer or licensed tradesman. Relevant State/Territory electrical licensing requirements must be fulfilled by any persons carrying out installation, maintenance and repair of electrical circuits and systems at such voltages on a vessel |
2. WORKSITE ENVIRONMENT |
| |
a | Electrical machinery and electronic control equipment may include: | 1
| that typically found on any small commercial vessel of up to 1,500kW propulsion power
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| |
b | Performance monitoring and repairs may be carried out: | 1
| by day or night in both normal and emergency situations
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2
| under any permissible conditions of weather
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3
| while underway
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4
| during berthing and unberthing operations
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5
| while berthed, anchored or moored
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6
| while in dry dock |
(continued) TDMMR2607B OPERATE, TESTAND MAINTAIN MARINE ELECTRICAL AND CONTROL EQUIPMENT |
VARIABLE | SCOPE |
| |
c | Types of electrical machinery and electronic control equipment may include:
| 1
| main switchboard and shipboard power distribution systems, including:
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| i
| distribution circuits and wiring
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| ii
| circuit breakers and protection devices
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| iii
| AC motors generators and alternators
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| iv
| DC motors and generators
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| v
| paralleling
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| vi
| electronic instrumentation and power supply circuits
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| vii
| emergency supply systems, including emergency generators, emergency switchboard and battery banks
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2
| programmable logic controllers (PLCs)
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3
| signal transmission systems used for monitoring and control
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4
| temperature and pressure sensors
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5
| electronic PID controllers
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6
| analogue to digital converters
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7
| electrical machinery and electronic control equipment space monitoring alarm and control systems
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8
| electronic governors
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9
| deck electrical machinery |
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d | Emergencies may include:
| 1
| loss of electrical power
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2
| short-circuits and open circuits in distribution systems
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3
| loss of electronic/electrical control of systems
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4
| flooding of vessel
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5
| fire or explosion on board vessel
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6
| failure of emergency alarm and control systems
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7
| loss of refrigeration
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8
| overloading of electrical systems |
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e | Testing and repair equipment may include:
| 1
| electronic instrumentation meters and gauges
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2
| computer displays of performance parameters
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3
| hand tools, such as soldering irons, pliers, cutters, wire strippers, spanners, wrenches, screwdrivers, hacksaws, etc.
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4
| electric and pneumatic power tools, such as drills, etc.
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(continued) TDMMR2607B OPERATE, TESTAND MAINTAIN MARINE ELECTRICAL AND CONTROL EQUIPMENT |
VARIABLE | SCOPE |
e | Testing and repair equipment may include: (continued)
| 5
| portable and manual lifting equipment, including block and tackle and hydraulic jacks
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6
| material safety data sheets
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7
| protective clothing and equipment such as:
|
| i
| eye and ear protection, safety boots and helmet
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| ii
| dust and fume masks
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| iii
| boilersuit/overalls |
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f | Maintenance and repair hazards may include:
| 1
| exposed live circuits and faulty earth connections
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2
| moving heavy loads using unsafe lifting procedures
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3
| unsecured machinery and equipment
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4
| sharp tools and implements
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5
| power tools
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6
| moving and rotating electrical machinery and electronic control equipment
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7
| faulty equipment, handling equipment and lifting gear
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8
| using equipment beyond safe working limits
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9
| poor housekeeping procedures
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10
| non-compliance with safe working procedures
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11
| electrical wiring and systems
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12
| working at heights
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13
| overspeed of electrical machinery, emergency trips |
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g | Documentation and records may include: | 1
| maintenance and repair procedures and instructions
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2
| electrical machinery and electronic control equipment and vessel manufacturer's specifications, instructions and recommended procedures
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3
| maintenance logs, running sheets, records
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4
| vessel's survey procedures and instructions as they relate to vessel's electrical machinery and electronic control equipment
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5
| vessel's safety and emergency contingency plans and procedures
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6
| relevant sections of the State and Territory marine regulations, the National Standard for Commercial Vessels and USL Code |