Choose your region and language



De-energized tap-changer type KD

Hitachi Energy offers a wide range of low voltage linear type de-energized tap-changers for liquid-filled distribution transformers, which combine electrical and mechanical reliability with the versatility of application and ease of connection to transformer tapping leads.

Our KD-type tap-changers are provided in single or three-phase.


Product scope
  • Liquid-filled distribution transformers
  • Range: Um ≤ 72 kV, Ir ≤ 1800 A
  • Compliant with IEC standards


Why Hitachi Energy


  • High-class material assures the longest lifetime
  • Proven solutions with decades of successful field experience.
  • Type tested beyond international standards
  • High reliability by using few parts and low complexity in design
  • Little to no maintenance
  • Space-saving designs
power plant engineer for substation

Contact us

Submit your enquiry and we will contact you