Principles of earthing in substations

Training to understand and control earthing of high-voltage and low-voltage components in substations
Formation level
Intermediate
Domain
General Low voltage & Protection system
Duration of training
7 hour(s)
Reference
MAINCC23

/ Informations

Intern Profil

Maintenance operators in the switchgear and control area, design engineers, project managers, works supervisors.

Required

Basic knowledge of the earthing concept.

Needed stuff

PPE, PC and something to write with.

/ Content

• High-frequency disturbances,
• Potential rises,
• Electrical risks for people and equipment,
• Substation design rules for LLM.

/ Objective

• Understand the electrical phenomena that require earthing,
• List the main principles to be applied in terms of earthing, both outdoors and in buildings,
• Identify non-conformities in earthing systems.