Code: IEW

Duration: 8 Hours


Interpretation of Electrical Wiring is one of the competency skills which manufacturing engineers and technicians must have. It explains how to relate a wiring diagram to the installed hardware.


Course Objective:

On completion of this course, participants will be able to:

  • Demonstrate the knowledge and skills of electrical symbols, components, subcircuits and terminology
  • Identify the type of electrical diagrams and its applications
  • Interpret the electrical wiring from the electrical drawing and by tracing the wiring


Course Outline:

This course will cover:

  • Type of cables, color code and connecting devices (Din, TB etc)
  • Electrical components: Resistors, capacitors, inductors, transformer, fuse, RCCB, MCB, thermal overload relay, relay, solenoid valve, lamp, switches (latch, momentary, spst, dpdt) timer, heater
  • Type of electrical diagram: schematic diagram, electrical diagram, wiring diagram, block diagram
  • Purposes and features of different diagrams
  • Labeling and color coding of cables
  • Coding of labeling in electrical wiring
  • Tracing of cable using DMM


For Whom:

Suitable for manufacturing technicians, engineers, supervisors, electrical technician and repair man.


Entry Requirements:

Participants are assumed to:

  • Have a basic knowledge of the Singapore Workplace Safety and Health requirements;
  • Be able to listen, read and write English at a proficiency level equivalent to the Employability Skills System (ESS) level 4 and above;
  • Be able to manipulate numbers at a proficiency level equivalent to Employability Skills System (ESS) level 4 and above.
Training Medium:

This course is conducted in English.

Training Methodology:

This course is delivered through lectures, demonstration and hands-on practices.


A Certificate of Participation will be issued to those who attained a minimum attendance of 75%.