S K Samanta & Co Electrical Construction Manager Interview Questions and Answers

Switchyard erection activities involve the installation of electrical equipment and structures for power transmission and distribution.

• Clearing and grading the site

• Excavating and pouring foundations for equipment

• Installing transformers, switchgear, and other electrical equipment

• Erecting support structures for overhead transmission lines

• Laying underground cables and conduits

• Testing and commissioning the switchyard

• Ensuri...read more

Earthing of switchyard is essential for safety and proper functioning of electrical equipment.

• Earthing provides a low resistance path for fault current to flow, preventing electrical shocks and damage to equipment.

• The switchyard should be connected to a grounding grid, which is designed to handle the maximum fault current that can occur.

• The grounding grid should be regularly tested to ensure its effectiveness.

• All metal...read more