Power Transformers

Toshiba’s Power Transformers are built for long-lasting performance in electric utilities, transmission systems, and power generation facilities. With a legacy dating back to 1894, Toshiba has become a trusted global leader in transformer technology, with installations in over 50 countries.
Designed to handle demanding applications, Toshiba transformers offer voltage ratings up to 1200 kV and power capacities up to 1500 MVA. Each unit undergoes comprehensive in-house testing to ensure top-tier quality, reliability, and performance.
Backed by extensive short circuit test records, Toshiba transformers deliver exceptional mechanical strength—making them a dependable choice for critical power infrastructure worldwide.

Overview

Product Line-up:

  • Generator Transformers
  • Auto Transformers
  • Separate Winding Transformers
  • Traction Transformers

Insulated Bearings

  • An electric motor operating on an adjustable speed drive is at risk for premature bearing failure caused by stray currents. Experience indicates using insulated bearings on both ends of the motors is the most effective way to protect the motor from destructive currents. A high level of bearing protection is especially beneficial in applications where motor maintenance and replacement are difficult.
  • Extended Horsepower Capability

  • Extended horsepower capability allows a smaller motor to run at a higher horsepower than its baseline depending on the application requirements. This provides motor users potential cost savings while achieving the same motor performance.
  • Insulation with Wide Thermal Capability

  • Critical cooling motors utilize many Class H insulation materials in its winding designs, which provides increased thermal protection. These motors operate with a very low temperature rise at rated conditions, giving them a wide thermal margin and extended motor life.
  • Low Vibration

  • A vibration level exceeding NEMA MG1 requirements provides stability and durability by prolonging motor and bearing life and helping to reduce downtime.
  • Specifications

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