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Dry bushings (RIP/RIS) and OLTC for Power Transformers

Available on demand

Date recorded: 08.12.2020

  • Webinar
  • Transportation
  • Smart Life
  • Industries
  • Utilities
  • Data Centers
  • Transformers
  • Learning & Training

There are two major shifts of technology happening in the transformer component market.

Vacuum tap-changers taking over from oil-breaking technology driven by the need of less maintenance.

Oil Impregnated Paper bushings replace by dry bushings to increase safety for personnel and equipment in the substations.



Hashim Malik

Digital Lead for Middle East & Africa
Hitachi ABB Power Grids

MBA International Commercial from Stockholm, Sweden.

Over the past 11 years, he held several positions in ABB covering HVDC Transformers, LMPT Transformers, Service Transformers and worked in several countries.

Currently based in Dubai as Digital Lead for Hub APMEA (Asia Pacific Middle East and Africa) originally, his home base is Ludvika, Sweden.

Lars Liden

Product Marketing Specialist for Bushings and Tap-changers
Hitachi ABB Power Grids

Bsc in Electrical Engineering from Karlstad, Sweden.

Working for ASEA/ABB/Hitachi ABB Power Grids since 1983 with transformers, shunt reactors, and transformer components as specialty the last 20 years. Spent two years in UAE.

Based in Ludvika, Sweden as Product Marketing Specialist for bushings and tap-changers with assignments all over the world with a focus on Europe, Middle East, and Africa.

Active in CIGRE working groups.

Available on demand

Dry bushings (RIP/RIS) and OLTC for Power Transformers.