Course Title: Solve problems in extra-low voltage single path circuits
Part B: Course Detail
Teaching Period: Term2 2009
Course Code: EEET6775C
Course Title: Solve problems in extra-low voltage single path circuits
School: 130T Vocational Engineering
Campus: City Campus
Program: C0021 - Victorian Certificate in Applied Learning (Intermediate)
Course Contact: Tony Robins
Course Contact Phone: +61 3 99254519
Course Contact Email: email@example.com
Name and Contact Details of All Other Relevant Staff
Nominal Hours: 40
Regardless of the mode of delivery, represent a guide to the relative teaching time and student effort required to successfully achieve a particular competency/module. This may include not only scheduled classes or workplace visits but also the amount of effort required to undertake, evaluate and complete all assessment requirements, including any non-classroom activities.
Pre-requisites and Co-requisites
This unit covers providing known solutions to predictable problems in single path circuits operated at extra-low voltage as they apply to various electrotechnology work functions. It encompasses working safely, problem solving procedures, including the use of basic voltage, current and resistance measuring devices, providing known solutions to predictable circuit problems
National Codes, Titles, Elements and Performance Criteria
National Element Code & Title:
UEENEEE003B Solve problems in extra-low voltage single path circuits
• Prepare to work on extra-low voltage single path electrical circuits.
1.1 OHS procedures for a given work area are identified, obtained and understood.
Details of Learning Activities
184.108.40.206 Fundamental electrical principles
Evidence shall show an understanding of electrical principles to an extent indicated by the
a) Fundamental and derived units encompassing:
• basic units of measurement.
• SI derived units for force, pressure, energy/work temperature and power.
• conversion of units to multiple and submultiple units.
• transposition of a given equation for any variable in the equation.
• value of electrical and related mechanical quantities given in any combination of
units, multiple units or submultiple units.
b) Power, work and energy encompassing:
• relationship between power, work and energy.
• input, output, efficiency or losses of electrical systems and machines in terms of
units / multiple units of power.
• effect of losses in electrical wiring and machines.
c) Electrical characteristics of materials encompassing:
• characteristics of solid conductors, electrolytes, insulators and semi-conductors.
• mechanisms of electrical conduction in solids, liquids and gases.
• The terms “electric charge”, “electric current” and “electromotive force.”
d) The simple circuit encompassing:
• symbols used to represent an electrical energy source, a load, a switch and a circuit
protection device in circuit diagram.
• purpose of each component in the circuit.
• effects of an open-circuit, a closed-circuit and a short-circuit.
e) Resistance encompassing:
• relationship between voltage and current from measured values in a simple circuit.
• Value of voltage, current and resistance in a circuit given any two of these quantities.
• power dissipated in a circuit from voltage, current and resistance values.
• relationship between voltage, current and resistance and the power dissipated in a circuit.
f) Effects of current encompassing:
• physiological effects of current.
• the fundamental principles (listed in AS/NZS 3000) for protection against the physiological effects of current.
• basic principles by which electric current can result in the production of heat; the production of light; the production of magnetic fields; a chemical reaction.
• typical uses of the effects of current.
• mechanisms by which metals corrode.
• The fundamental principles (listed in AS/NZS 3000) for protection against the damaging effects of current.
g) Sources of electrical energy – conversion of other forms to electrical energy encompassing:
• basic principles which electricity is produced from a chemical reaction (primary
cells, secondary cells and fuel cells); produced from a magnetic field coupled with motion; produced from light; produced from heat; produced from force.
• single emf source equivalent circuit.
h) Using measuring instruments encompassing:
• safe working procedures when working with instruments.
• handling and storage of instruments to ensure they are protected from damaged.
• selection of an instrument to measure voltage, current or resistance.
• connection of instruments into a circuit to measure voltage, current and resistance
• reading analogue scales and digital readouts in measuring voltage, current and resistance.
2.18.1 Occupational Health and Safety principles
Evidence shall show an understanding of Occupational Health and Safety to an extent indicated by the following aspects
a) The basic legal requirements covering occupational health and safety in the workplace encompassing:
• general aims and objectives of the relevant state or territory legislation relating to OHS.;
• employer and employee responsibilities, rights and obligations
• major functions of safety committees and representatives); and
• powers give to Occupational Health and Safety Inspectors.
b) The requirements for personal safety in the workplace encompassing:
• the safety precautions that are required to ensure personal safety in the workplace
• potential hazards in relation to improper industrial housekeeping; and
• sources of pollution in an engineering environment and outline control measures
c) Workplace safety check, identifying potential workplace hazards and suggested measures for accident prevention encompassing:
• safety checklist for a typical workplace environment,
• identifying and reporting potential workplace hazards
• methods of prevention of safety hazards within a typical workplace environment
d) working safely with electrical tools or equipment encompassing:
• causes of electrical accidents and state the effects that electric shock can cause.);
• purpose of circuit protection devices, such as fuses, circuit breakers and Residual Current Devices (RCDs), and
• safe isolation of an electrical supply.
e) emergency procedures for the rescue of an electric shock victim equipment
f) emergency first aid for an electric shock victim
Emergency first aid is limited to first-on-the scene assistance to a victim of electric shock , and basics of CPR.
Classroom tutorial activities: to consolidate the concepts of voltage current and resistance. This includes calculations for voltage, current, resistance, efficiency and power calculation.
Following topics will be covered: resistance in a single path basic circuit, circuit protection, producing an emf, effects of current, digital and analog meters, units of measurement, engineering notation.
Practical exercises: to demonstrate an understanding topics related Ohm’s Law
Work simulated activities: to apply an electrical formula to a real work situation
It is expected that students would require approximately 20% of course hours to be allocated for independent study to do project research, design, construction, testing and problem solving activities.
|1||Explain the physical and electrical characteristics of materials|
|2||Lab.1: Resistor Colour codes||Document a scenario to demonstrate the ability to correctly identify resistor values using a colour code chart|
|3||Engineering notion supporting maths|
|4||Document scenario to implement and validate the rules of maths in a real work place activitiy|
|7||Crt Protection and testing devices|
|8||Document scenario to implement and validate the rules of Ohm’s Law in a simple single path circuit|
Electrical Trade Principles: Jeffery Hampson
Overview of Assessment
This is a progressive assessment, the students are required to undertake summative assessments as follows:
This course is part of the Workshop Practice cluster. The assessment tasks include:
Task 1 (Documentation of Scenario): 10%
Document a scenario to demonstrate the ability to correctly identify resistor values using a colour code chart
Task 2 (Documentation of Scenario): 20%
Document scenario to implement and validate the rules of Ohm’s Law in a simple single path circuit
Task 3 (Documentation of Scenario): 10%
Document scenario to implement and validate the rules of maths in a real work place activitiy
Task 4 (Written Exam) : 60%
Written exam to demonstrate the understanding all the elements named in the EKAS 220.127.116.11 and 2.18.1
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