A professionally installed Gas Insulated Switchgear (GIS) setup in an indoor substation facility, tailored for medium to high-voltage operations.

Overview:

Gas Insulated Switchgear (GIS) is a compact, metal-enclosed switchgear that uses SF₆ (sulfur hexafluoride) gas as an insulating and arc-quenching medium. It is designed for high-reliability power distribution in urban and industrial substations, where space is limited.

Key Features & Components:

• Rated Voltage:
  Typically 33kV or 132kV, as per the project’s power distribution needs.

• Configuration:

  • Multiple bays aligned for busbar systems, circuit breakers, disconnectors, and instrument transformers.

  • Modular design enables easy expansion and maintenance.

• Gas Insulation:

  • Fully sealed SF₆-filled compartments ensure minimum dielectric loss and maximum safety.

  • Reduces maintenance frequency compared to air-insulated systems.

• Circuit Breakers:

  • SF₆ gas-interruption technology with fast-acting spring or hydraulic mechanisms.

  • Designed for high-speed fault interruption, reducing arc energy and wear.

• Control & Protection:

  • Numerical relays, SCADA integration, and remote monitoring supported via control panels.

  • Integrated safety interlocks and gas pressure monitoring for operational integrity.

• Installation Environment:

  • Indoor setup with overhead crane support for maintenance.

  • Humidity-controlled and dust-sealed environment to enhance equipment longevity.

• Applications:
  Suitable for urban substations, industrial plants, metro stations, airports, and high-density load centers.

Purpose of Installation:

This GIS installation significantly enhances the power system reliability and operational safety at the client’s site, while offering space savings and low maintenance. It supports the seamless distribution of power with minimal environmental impact and maximum efficiency.