This course provides overall basic knowledge on earthing system design and philosophy, covering various aspects related to earthing. By the end of the course, learners will understand the importance of earthing, the different types and design considerations, protection related to earthing system, installation details, and how to apply this knowledge to PTTEP’s platforms.

In this course, you will learn about:

Module 1 – Introduction and Types of Earthing System

1.1 The Purpose of Power System Earthing

1.2 Types of System Earthing (HV)

1.3 Types of System Earthing (LV)

1.4 RCD Function

1.5 Application of earthing in PTTEP 

Module 2 – Electrical Impedance of the Human Body  

2.1 Effects of electric current to human body  

2.2 Impedances of human body  

2.3 Factors influencing severity of electric shock

Module 3 – Protection Against Electric Shock  

3.1 Direct/indirect contact 

3.2 Protection against electric shock

Module 4 – Earthing Installation Detail

4.1 Equipment bonding 

4.2 Earthing network topology 

4.3 Detail of earthing installation 

Module 5 – Summary