Strategic Core Business > Engineering & Technology > Electrical Engineering

Electrical Engineering

Any inquiries regarding the above courses shall be referred to the respective officer as listed below:

ELECTRICAL INSTALLATION DESIGN
(ELA 1)

This course covers the theoretical and practical aspects of electrical installation design.

Course Objectives:

• To be able to calculate Total Connected Load and Maximum Demand.

• To determine cable sizes and types of wiring.

• To determine protective conductor sizes.

• To produce layout and schematic diagrams.

• To prepare project cost.

Course Contents:

• Illumination, IEE Regulation, Load Estimation.

• TCL, MD, DF, Power Factor, Cable Size, Voltage Drop.

• Wiring system, symbols, schematic diagram, workshop drawing, work scope.

• Specification, size and choice and current rating of protection devices, earthing system.

• Project estimate.

Course Methodology:

Lecture, Course work.

Target Group:

Engineer, Technical Assistant, Technician, Chargeman, Wireman.

Duration:

4 days.

TELEPHONE INSTALLATION DESIGN AND MAINTENANCE
(ELA 2)

Each and every telephone installation must be designed and planned to satisfy customer needs, cost efficient and practical or user friendly. This course covers the design aspect and how to maintain existing telephone installation.

Course Objectives:

• To be design medium size telephone installation.

• To maintain telephone installation

Course Contents:

• Introduction to telephone service and infrastructure.

• External telephone infrastructure design

• Internal telephone infrastructure design

• Telephone equipment.

• Maintenance, records, testing, UPS, batteries & charger

Course Methodology:

Lecture, Workshop Practice

Target Group:

Engineer, Technical Assistant, Technician, Chargeman, Wireman.

Duration:

3 days.

ELECTRICAL INSTALLATION SYSTEM AND PROTECTION
(ELC 7)

The knowledge and understanding of how the electrical power is supplied and distributed in a building or premise is very important for technical people involve in building design and maintenance. The protection system in any electrical system must be adequate, effective and efficient to prevent danger from electrical shock and fire.

Course Objectives:

• To identify the various electrical installation components and equipment

• To explain distribution and protection system in an electrical installation

Course Contents:

• Electrical distribution system

• Types of switchboard

• Types of circuit breakers and switchgear

• Earthing system.

• Protection system and its component

Course Methodology:

Lecture, Workshop Practice

Target Group:

Engineer, Technical Assistant, Technician, Chargeman, Wireman.

Duration:

3 days.

STANDBY GENERATOR
(ELE 4)

This course covers the theoretical and practical aspects of a Standby Generator and is targeted to those involved in design, operation and maintenance of a generator set.

Course Objectives:

• To identify parts and components of a Standby Generator and their functions.

• To perform a systematic maintenance on a standby generator.

• To diagnose minor fault on generator set and AMF board.

Course Contents:

• Standby Generator System.

• Main components of generator system.

• Alternator and Generator.

• AVR.

• AMF Board.

• Generator Control Board.

• Diesel Engine, fuel system, lubrication system, cooling system, exhaust system.

• Battery and battery charger, starter.

• Protection system and earthing.

• Routine and periodic maintenance.

Course Methodology:

Lectures, Workshop practice.

Target Group:

Technical Assistant, Electrical Technician, Chargeman, Wireman.

Duration:

3 days.

ELECTRIC MOTOR-CONTROL AND MAINTENANCE
(ELE 22)

This course covers on motor starters, protection and maintenance. As the starting current of a motor is high the application of a suitable starter is very important. Motor protection and maintenance are also important avoid unnecessary damage to the motor.

Course Objectives:

• To explain the importance of control and protection system.

• To choose suitable starter for a motor.

• To understand the function of control circuit

• To perform control circuit wiring and troubleshooting of faults

• To maintain motors as per manufacturer's specification and standard practices

Course Contents:

• Types and constructions of motors.

• Motor protection.

• Selection of motor starter.

• Motor starter circuit and wiring

• Motor maintenance and troubleshooting of fault

Course Methodology:

Lectures, Course Work, Workshop practice.

Target Group:

Engineer, Technical Assistant, Electrical Technician, Chargeman, Wireman.

Duration:

4 days.

POWER FACTOR CAPACITOR BANK
(ELE 6)

Apart from having inefficient electrical installation, low Power Factor would cost us penalty from the TNB. This course will provide an understanding of the above problem and ways to improve the power factor.

Course Objectives:

• To understand the adverse effect of low Power Factor.

• Causes of low Power Factor.

• To measure the Power Factor of an electrical installation.

• To determine the size of a capacitor bank and every capacitor step.

• Maintenance and troubleshooting.

Course Contents:

• Definition of Power Factor and its importance in an electrical installation.

• Measurement of Power Factor.

• Sizing of Power Factor Capacitor Bank.

• Capacitor Bank components and their ratings.

• Power and Control Circuit.

• Maintenance and troubleshooting.

Course Methodology:

Lecture.

Target Group:

Engineer, Technical Assistant, Electrical Technician, Chargeman, Wireman.

Duration:

2 days.

MAIN SWITCHBOARD, ACB, MCCB
(ELE 8)

Main switchboard is the center of control and protection for any electrical installation. Understanding the functions of every component in a switchboard will be helpful in operation and maintenance work.

Course Objectives:

• To identify all components of a switchboard and their functions.

• To explain the system in a switchboard.

• To perform maintenance on relay and switchgears.

• To assist in conducting Injection and Pressure tests.

• To practice safety regulations while handling switchboards.

Course Contents:

• Specification of Low Voltage switchboard.

• Switch devices, Circuit breaker, Switchgear, Metering.

• Various types of protective relays.

• Secondary wiring.

• Maintenance of Switchboard.

• Primary and Secondary Injection Test.

Course Methodology:

Lectures, Workshop practice.

Target Group:

Technical Assistant, Electrical Technician, Chargeman, Wireman, Electrician.

Duration:

3 days.

TESTING AND CALIBRATION OF PROTECTION RELAYS
(ELC 10)

Relays need to be calibrated so that it can perform as required. This course will provide the knowledge and skill for conducting calibration and the types of instrument required for the task.

Course Objectives:

• To explain the needs for protection system in an electrical installation.

• To calculate fault level.

• To choose suitable current transformers.

• To monitor Relay Calibration and testing.

Course Contents:

• Electrical Protection System.

• Fault Level.

• Current Transformer.

• IDMT Relay.

• Oil-Dash-Pot Relay.

• Primary and Secondary Injection.

• Practical on Relay Calibration.

Course Methodology:

Lectures, Workshop practice.

Target Group:

Engineer, Technical Assistant, Electrical Technician, Chargeman, Wireman.

Duration:

3 days.

LOW VOLTAGE OVERHEAD LINES
(ELE 11)

This course covers the theoretical and practical aspects of the Overhead Lines works and is certified by the Energy Commission. Those who have attended this course successfully will qualify to sit for Chargeman A1 or A4 examination.

Course Objectives:

• To provide understanding on types of poles and conductors.

• To provide knowledge on tension, force and sagging.

• To demonstrate how to perform various types of binding.

• To explain how to test and maintain Overhead Lines Installation.

Course Contents:

• Types of poles.

• Types of conductors.

• Current carrying capacities, Voltage Drop.

• Erection Tension and Killing Tension.

• Poles accessories.

• Stay and strut.

• Stay and conductor binding.

• Maintenance.

• Safety procedures.

Course Methodology:

Lecture, Practical.

Target Group:

Technician, Chargeman, Wireman.

Duration:

12 days (Saturday & Sunday).

SUPERVISION ON ELECTRICAL AND MECHANICAL WORKS
(ELE 12)

Electrical works need to be supervised to ensure it is done according to regulation, standard specification and safe practice. This course provides the knowledge on the above requirements.

Course Objectives:

• To explain on the electrical installation specification and regulation.

• To carry out supervision work.

• To carry out testing work.

Course Contents:

• Electrical Regulation 1994.

• Specification on electrical work.

• Supervision of electrical work.

• Testing and Testing equipment.

Course Methodology:

Lectures, Coursework, Workshop.

Target Group:

Technical Assistant, Technician, Chargeman, Wireman.

Duration:

5 days.

MAINTENANCE OF ELECTRICAL AND MECHANICAL INSTALLATIONS
(ELE 13)

Maintenance of electrical and mechanical installation is very important in any building or complex. Mechanical and electrical installations are closely related. Combination of the two knowledge will be beneficial to the maintenance staff to carry out their duties efficiently.

Course Objectives:

• To carry out proer maintenance system for mechanical and electrical system.

• To supervise contractors’ workers in carrying out their work.

• Cost estimation for M&E maintenance work.

Course Contents:

• Power supply system.

• MSB, Switchgear, Circuit Breaker, Wiring System.

• Maintenance of electrical installation.

• Mechanical Services (Air-cond system, Fire fighting system, Pump, Lift).

• Maintenance of mechanical installation.

Course Methodology:

Lecture, Coursework.

Target Group:

Technical Assistant, Technician, Fitters, Chargeman, Wireman, Maintenance staff.

Duration:

5 days.

11 KV SUB-STATION AND SWITCHGEARS
(ELE 14)

Substation and 11KV switchgear are common in any medium and large electrical installation. Knowledge on these items will be very useful in the operation and maintenance of electrical installation.

Course Objectives:

• To understand the need of a sub-station.

• To explain the equipment in a sub-station.

• To demonstrate the operation and maintenance of switchgear.

Course Contents:

• Safety procedures on H.T installation.

• H.T switchgear 11kV, Transformer, H.T cable.

• Operation and maintenance of switchgear and transformer.

• Testing on switchgear and transformer.

Course Methodology:

Lecture, Coursework, Workshop practice.

Target Group:

Engineer, Technical Assistant, Technician, Chargeman, Wireman.

Duration:

4 days.

ELECTRICAL TESTING AND TROUBLESHOOTING OF FAULTS
(ELE 21)

This course covers theory and practical aspects in relation to electrical Installation Testing and fault detection.

Course Objectives:

• Introduction to electrical supply system

• To implement testing works on electrical equipment installation

• To diagnose and detect fault to electrical equipment installation

• To troubleshoot electrical fault in order to restore supply

Course Contents:

• Electrical Installation Contents

• Types of Testing

• Types of Testing Equipment

• Types of Electrical Fault.

• Techniques of fault detection and troubleshooting

Course Methodology:

Lecture, Coursework, Workshop practice.

Target Group:

Engineer, Technical Assistant, Technician, Chargeman, Wireman.

Duration:

3 days.

Application