Single Phase Electrical Wireman

1.  Related matters :-

a) Electricity Supply Act 1990 and Energy Commission Act 2001.
b) Electricity Regulations 1994 and its amendment.
c) MS IEC 60364:2003 Electrical Installations of Building.
d) MS 1936:2006 Electrical Installations of Building – Code of Practice.
e) MS 1936:2006 Electrical Installations of Building – Guide To MS IEC 60364.
f) Sufficient knowledge of first aid, resuscitation and treatment of electric shock.

2.  Basic Knowledge on Electricity

a) Introduction to basics on voltage, current, resistance, power, induction, capacitance, frequency and other matters related with electricity.
b) Ohm’s law.
c) Serial and parallel connection.
d) Power formula.
e) Electricity supply system and voltage rate.

3.  Cable 

a) Types of cable, colour codes and usage.
b) Selection of correct cable:-
     - Current carrying capacity;
     - Calculation of voltage drop;
     - Diversity factors; and
     - Correction factors.
c) Types of cable termination.

4.  Wiring

Wiring system:-
  a) Surface, conceal, conduit, trunking wiring and related matters;
  b) Factors for selection of wiring system;
  c) Types and sizes of conduit/trunking; and
  d) Clearence factor.

5.  Light circuit

a) One-way, two way and intermediate switch.
b) Power circuit.
c) Radius, coil and spur.
d) Air conditioner socket.
e) Water heater socket.
f) Isolator.

6.  Testing Equipment and Testing

 a) Types of test sequence:
      - Polarity;
      - Continuity;
      - Insulation;
      - Earthing; and
      - Other related test sequence.
 
b) Types of testing equipment:
     - Insulation Tester;
     - Earth Resistance Tester;
     - Multimeter;
     - Ring Main Tester;
     - Residual Current Devices (RCD) Tester; and
     - Other related testing equipment.

7.  Measurement

     Usage and working principle of measuring devices i.e. ammeter, voltmeter, kWh meter, clamp on tester, avometer and    others.

8.  Switchboard and Distribution Board

a) Types of distribution board, consumer unit, fuse way and related matters.
b) Cut out and Neutral Link.

9.  Circuit Protection

a) Devices to prevent electrical fault:
       i)   Protection devices and usage;
       ii)  Types of fuse, rating, handling and testing;
      iii)  Types of main switch, current rating and fuse rating;
      iv)  Miniature Circuit Breaker (MCB), handling, current rating and testing;
       v)  Molded Case Circuit Breaker (MCCB), handling, current rating and testing;
      vi)  Earth fault relay (E/F); and
     vii)  Over current relay.
               - Knowledge on location of Outgoing Feeder, Air Circuit Breaker (ACB), MCCB, MCB, E/F relays and others.
               - Current transformer.

b) Types of system, transformer size and handling principles.

10. Earthing

a) Types of earthing system, earthing principles, earth fault impedance, protection conductor and ground electrode.
b) Single Phase Residual Current Circuit Breaker (RCCB) device handling and related procedures.

11. Lightning Protection System

Types and usage of lightning arrestor.

12. Electrical Equipment

        a) Working principle of electrical equipment such as water heater, electric cooker, electric bell and others.
        b) Single phase starter.


13. Electrical Installation Design

        a) Knowledge on electrical symbols.
        b) Knowledge on reading and drawing of schematic diagrams and electrical layout.
        c) Standard colour codes for telephone, gas, water and fire extinguisher.
        d) Load calculation.

Three Phase Electrical Wireman

  1.  Related matters :-

a) Electricity Supply Act 1990 and Energy Commission Act 2001.
b) Electricity Regulations 1994 and its amendment.
c) MS IEC 60364:2003 Electrical Installations of Building.
d) MS 1936:2006 Electrical Installations of Building – Code of Practice.
e) MS 1936:2006 Electrical Installations of Building – Guide To MS IEC 60364.
f) Sufficient knowledge of first aid, resuscitation and treatment of electric shock.

2.  Basic Knowledge on Electricity

a) Introduction to basics on voltage, current, resistance, power, induction, capacitance, frequency and other matters related with electricity.
b) Ohm’s law.
c) Serial and parallel connection.
d) Power formula.
e) Electricity supply system and voltage rate.

3.  Cable

a) Types of cable, colour codes and usage.
b) Selection of correct cable:-
- Current carrying capacity;
- Calculation of voltage drop;
- Diversity factors; and
- Correction factors.
c) Types of cable termination.

4.  Wiring

Wiring system:-
a) Surface, conceal, conduit, trunking wiring and related matters;
b) Factors for selection of wiring system;
c) Types and sizes of conduit/trunking; and
d) Clearence factor.

5.  Testing Equipment and Testing

a) Types of test sequence:
- Polarity;
- Continuity;
- Insulation;
- Earthing; and
- Other related test sequence.

b) Types of testing equipment:
- Insulation Tester;
- Earth Resistance Tester;
- Multimeter;
- Ring Main Tester;
- Residual Current Devices (RCD) Tester; and
- Other related testing equipment.

6.  Measurement

Usage and working principle of measuring devices i.e. ammeter, voltmeter, kWh meter, clamp on tester, avometer and others.

7.  Switchboard and Distribution Board

a) Types of distribution board, consumer unit, fuse way and related matters.
b) Cut out and Neutral Link.

8.  Circuit Protection

a) Devices to prevent electrical fault:
i)   Protection devices and usage;
ii)  Types of fuse, rating, handling and testing;
iii)  Types of main switch, current rating and fuse rating;
iv)  Miniature Circuit Breaker (MCB), handling, current rating and testing;
v)  Molded Case Circuit Breaker (MCCB), handling, current rating and testing;
vi)  Earth fault relay (E/F); and
vii)  Over current relay.
- Knowledge on location of Outgoing Feeder, Air Circuit Breaker (ACB), MCCB, MCB, E/F relays and others.
- Current transformer.

b) Types of system, transformer size and handling principles.

9. Earthing

a) Types of earthing system, earthing principles, earth fault impedance, protection conductor and ground electrode.
b) Single Phase Residual Current Circuit Breaker (RCCB) device handling and related procedures.

10. Lightning Protection System

Types and usage of lightning arrestor.

11. Types of motor, starter and its wiring.

12. Design of Electrical Installation

            a) Knowledge on electrical symbols.
            b) Knowledge to read and draw schematic diagram  and electric arrangement
            c) Standard colour codes to telephone, gas, water and ‘fire fighting' systems.
            d) Calculation of load and ‘load balancing'.