Visit Report | Of 400kv Power Substation

Equipped with massive and oil-cooling systems to manage heat. 3. Circuit Breakers & Isolators

Provide a visible physical break in the circuit for safe maintenance. 4. Protection & Control Room visit report of 400kv power substation

Uses atmospheric air as insulation; requires large footprints and visible overhead busbars. GIS: Uses sulfur hexafluoride ( SF6cap S cap F sub 6 Equipped with massive and oil-cooling systems to manage heat

1. Gas Insulated Switchgear (GIS) or Air Insulated Switchgear (AIS) and steel-toed dielectric boots.

Contains protective relays that trigger breakers in milliseconds. 🛡️ Safety & Operational Observation

Maintain strict "Safe Working Distances" from energized busbars to prevent flashover.

Visiting requires hard hats, high-visibility vests, and steel-toed dielectric boots.