UEEEL0024 — Test and connect alternating current (a.c.) rotating machines

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What an assessment for UEEEL0024 must cover

131 assessable components: 3 elements (16 performance criteria), 18 performance evidence and 96 knowledge evidence requirements, plus 1 foundation skills. An audit-defensible tool maps every question and task back to these — that mapping is the coverage matrix Auditori generates alongside the assessment.

Elements & performance criteria

1 Prepare to test and connect a.c. rotating machines

1.1Nature of machine/s problem is obtained from relevant documentation or work supervisor to determine scope of work
1.2WHS/OHS requirements and workplace procedures for a given work area are identified and applied
1.3Hazards are identified, risks are assessed, and control measures are implemented
1.4Materials required for work are determined in accordance with workplace procedures
1.5Tools, equipment and testing devices required for work are obtained and confirmed fit for purpose and serviceable in accordance with workplace procedures

2 Test and connect a.c. rotating machines

2.1WHS/OHS risk control measures and workplace procedures for carrying out work are followed
2.2Need to test or measure live work is determined in accordance with WHS/OHS job safety assessment requirements and work is conducted using safety control measures and workplace procedures
2.3Relevant circuits, machines and/or plant are checked as being isolated, as required in accordance with WHS/OHS requirements and workplace procedures
2.4Problem-solving techniques are used to resolve problems from measured and calculated values as they apply to a.c. rotating machines
2.5Machine is verified as electrically safe and connected to electrical supply and commissioned in accordance with workplace procedures and industry standards
2.6Unplanned situations are dealt with safely and with the approval of an authorised person/s
2.7Problems dealt with safely and without damage to machines, the surrounding environment or services using sustainable energy practices

3 Complete work and document activities

3.1WHS/OHS work completion risk control measures and workplace procedures are followed
3.2Worksite is cleaned and made safe in accordance with workplace procedures
3.3Justification for solutions used to solve problems is documented in accordance with workplace procedures
3.4Work completion is documented and an appropriate person/s notified in accordance with workplace procedures

Performance evidence

# applying work health and safety (WHS)/occupational health and safety (OHS) workplace procedures, including:
identifying and assessing hazards and risks, and implementing control measures
checking circuits are isolated in accordance with workplace procedures and regulatory requirements
# applying testing and connecting techniques in alternating current (a.c.) rotating machines, including:
connecting, running and reversing the direction of a single phase motor
# applying testing and connecting techniques in alternating current (a.c.) rotating machines, including:
connecting three phase induction motor in both star and delta connections
connecting, running and reversing the direction of a three phase motor
determining the operating parameters of existing machines
altering an existing machine connection or circuit to comply with specified operating parameters
developing machines/circuits to comply with a specified function and operating parameters
determining the cause of low efficiency in an existing machine
performing insulation resistance, continuity and winding identification tests
identifying faults/faulty components in single and three phase motors
testing insulation resistance of a three phase induction motor prior to connection to the supply
testing winding resistance (ohmic value and continuity) of a three phase induction motor prior to connection to the supply
# applying sustainable energy principles and practices
completing problem-solving activities documentation

Knowledge evidence

operating principles of three phase induction motors, including:
speed of rotation of a rotating magnetic field
relationship between the rotor speed, slip and rotor frequency
basic principle of operation of an induction motor
motor action in a generator and generator action in a motor
three phase induction motor construction, including:
basic component parts of a three phase induction motor
types of rotors (standard and wound) used in three phase induction motors
connections for three phase induction motor in both star and delta
three phase induction motor characteristics, including:
relationship between torque, speed, and power and interpretation of speed/torque curves of induction motors
squirrel cage motors operating characteristics conditions necessary for an induction motor to produce maximum torque
operating characteristics of an induction motor from nameplate information and by measurement
induction motors efficiency and minimum energy performance standards (MEPS)
full load efficiency and power factor of induction motors
split phase - single phase motors, including:
identification of split phase induction motors
principles of operation of a split phase induction motor
construction and basic characteristics of a split phase induction motor
applications of split phase induction motors
single phase motors – capacitor and shaded pole types, including identification of single phase induction motors, including:
capacitor start
capacitor start/capacitor run, permanent split capacitor (PSC) and shaded pole
principles of operation of each motor type listed above
operating characteristics and typical applications of each motor type listed above
reversing the direction of rotation of each of the motors listed above
single phase motors – series universal, including:
principles of operation of a series universal motor
identification and functions of each of the basic parts of a series universal motor
operating characteristics and typical uses for a series universal motor
motor protection, including:
reasons why motor protection is required
requirements of the AS/NZS 3000 with regards to motor protection
types of motor overload protection
operating principles of thermal cut-out devices, thermal and magnetic motor protection devices for single and three phase motors
electrical features of motor protection high rupturing capacity (HRC) fuses
effects of undervoltage and overvoltage on motors and motor circuits
effects of repetitive starting and/or reversing on motors
special requirements for motor protection in high humidity or moist environments, high temperature areas and corrosive atmospheres
operating principles of phase failure protection
selecting suitable protective devices for a given motor and starter combination
three phase synchronous machines- operation principles and construction, including:
power transfer diagram of an a.c. synchronous machine
generation of a sinusoidal waveform
operation of a synchronous alternator
operation of a synchronous motor
principles of operation of an asynchronous generator (induction generator)
identification of main parts of a synchronous alternator/motor
methods used to provide the excitation of a synchronous alternator/motor
block diagram of an alternator voltage regulator
advantages gained by the parallel operation of alternators
starting methods of synchronous motors
alternators and generators, including:
effects on the generated voltage of variations in excitation
effects on generated voltage of variations in load current and power factor
identification of characteristic curves of an alternator
types of prime movers used with single and three phase portable/standby alternators
manual operation of single and three phase portable/standby alternators
ratings of single and three phase portable/standby alternators
applications of single and three phase portable/standby alternators
construction details of single and three phase portable/standby alternators
common faults found in portable/standby alternators
parallel connection
load sharing
standby generators and associated arrangements
safe testing methods for locating faults in low voltage (LV) a.c machines, including:
insulation resistance
coil resistance
centrifugal switch
capacitor
bearing wear
locked rotor
load
thermal overload
machine controls
mechanical faults and associated symptoms that occur in LV a.c rotating machines, including:
bearings
fans
bent shaft
locked rotor
blocked air vents
centrifugal switches
environmental factors
faults on driven loads and couplings and their consequences, including:
slipping belts
poorly aligned coupling (shims)
vibration
loads bearing failing
load stalling
electrical faults and associated symptoms that occur in LV a.c rotating machines, including:
open and partially open circuit winding
short and partially short circuit winding
open circuit rotor
burnt out winding
coil shorted to frame
relevant manufacturer specifications

Foundation skills

Foundation skills: Foundation skills essential to performance are explicit in the performance criteria of this unit of competency.

Unit content sourced from training.gov.au — © Commonwealth of Australia, licensed under CC BY 4.0. Auditori is not affiliated with the Department of Employment and Workplace Relations.

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Questions about assessing UEEEL0024

What does an assessment tool for UEEEL0024 need to cover?

To satisfy the Principles of Assessment and Rules of Evidence, an assessment for UEEEL0024 needs to address all 131 unit components: 3 elements with 16 performance criteria, 18 performance evidence requirements, 96 knowledge evidence requirements, and the foundation skills. A coverage matrix mapping each question and task to these components is what an auditor looks for.

How does Auditori generate an assessment tool for UEEEL0024?

Auditori pulls the current release of UEEEL0024 from training.gov.au and generates a complete package: candidate assessment, assessor guide with model answers and observation criteria, and a coverage matrix mapping every component. A suitably qualified person then reviews and approves the draft in a built-in workflow — consistent with ASQA's guidance on AI use in VET — before export as branded PDF and editable Word.

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Yes — upload your existing assessment or learner guide and Auditori maps it against every element, performance criterion, PE and KE of UEEEL0024, showing exactly what's covered and what's missing. Mapping costs a quarter of a credit.

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