Earthing
State the meaning of earthing.
Describe the process of earthing.
Installation Faults
Locate faults in a completed installation.
Repair common faults in a completed installation.
Installation Tests
State the types of test that are carried out in a completed installation [i.e. new lnstallation]
Carry out tests on a completed installation.
Transformer efficiency, cooling, ,losses and applications
Explains and calculate efficiency of transformers.
State methods of cooling a transformer.
List transformer losses.
State application of a transformer.
Basic features and Operation of transformers
Identify the basic constructional features of a transformer.
Classify transformers by phase and by core.
Explain the working principles of a transformer including transformation ratio.
Maintenance and Repair of various Electrical Appliances
Carry out basic maintenance of electrical appliances.
Identify and replace of damaged parts, etc.
Power Sockets Outlets
Wire ring mains for domestic premises.
Identify ring and radial circuit.
Trunking and Ducting
Differentiate between trunking and ducting.
Conduit Runs and Fitting
Identify conduit materials and fittings.
Install circuit using conduit system,
Wiring Regulations
State some regulations guiding wiring methods (i.e. LE.E. regulations)
Observe l.E.E. regulations governing electrical wiring.
Types of Wiring Methods
Describe the various types of wiring methods.
Identify the lighting points and the switches that control it.
Types of Wiring
Describe various types of electrical wiring.
Identify lighting points and control switches.
Hand Tools and Testing Instruments
Identify various tools and testing instruments.
State the uses of various hand tools and measuring instruments.
Wiring Regulations
State some regulations guiding wiring methods (i.e. LE.E. regulations)
Observe l.E.E. regulations governing electrical wiring.
Instrumentation Errors
Identify sources of errors in electrical measuring instruments.
Reduce electrical instruments errors.
A.C Motors
Defines A.C motor
State the working Principle of A.C. motors:
State the types of A.C. motors.
State the application of A.C. motor.
State the difference between 3 phase and single phase motors .
A.C Generator
State the principles of A.C. generator.
Explain the characteristic of A.C. generator.
Describe the main features of A.C. generator.
State the application of A.C. generators.
D.C Generator Field System
Identify types of d.c. generators.
Differentiates between series and shunt and compound d.c generators.
State the uses of d.c. generator.
Direct Current Generator
Define what generator is
Explain the principle of operation of D.C. generator and identify the main part of a d.c generator.
Determine the factors in which e.m.f, depend on.
Determine the direction of induced e.m.f. using Fleming’s Right hand rule.
Distribution of Electricity
Define distribution of electricity.
State and sketch the main components of electricity distribution.
State the functions of distribution transformers and sub-stations.
Identify a portion of distribution networks in their area.