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GTA provides Rental Mobile Sub station on new concept of “ Movability of the Substation ” fully integrating all the substation functions.

The GTA’s Mobile sub stations are typically composed of AIS/ GIS solutions having Power Transformers, MV Panels, auxiliary services AC / DC, control & communication, Monitoring and protection. All equipments i.e. Potential/ Current transformers, LAs, Vacuum / GI Circuit Breakers , Power transformers, Control and protection panels are mounted on one / more Semi-Trailers with mechanical or hydraulic.

Suspensions depending on the weight and equipments installed on Board, keeping in mind the road conditions at the final destination country. The Quality is guaranteed as all components and equipments of Mobile sub station are subject to stringent internal quality checks.

 GTA can provide service for many mobile substations as per customer requirements and can deliver medium / high voltage mobile sub stations ranging from 11 KV to 132 KV.
Salient Features:-

  • Compact in construction & occupies less Floor Space.
  • Easy to operate and maintain.
  • Centralized control with Numerical protective relays.


  • To restore Power supply to customers who have suffered an unpredictable shutdown.
  • Used for temporary power supply to large area.
  • For Revamping of existing sub station without power outage.
  • Reducing the period of Power interruption due to breakdown / failure of a power transformer.