Transformers for Traction substation SL-Konsthallen in Stockholm, Sweden

Niepołomice, Poland, August 2020 – A 1200 kVA double-storey traction transformer as well as a 200 kVA auxiliary transformer were successfully put into operation in Stockholm, Sweden.

Together with the local company SEBAB, Tesar Polska delivered and installed two dry-type transformers to the traction substation Konsthallen on tram line number seven in Stockholm. The transformers were designed according to the specifications of the customer Storstockholms Lokaltrafik AB.

Some specifications of the project:

  • 1200 kVA double-storey transformer with coupling factor < 0,2
  • Suitable for 12-pulse rectifier application
  • 200 kVA auxiliary transformer with enclosure IP20
  • Indoor installation
  • Delivery end of November 2019

About Storstockholms Lokaltrafik AB
Storstockholms Lokaltrafik AB, commonly referred to as SL, is the organization running all of the land-based public transport systems in the district of Stockholm, Sweden. The company is responsible for the metro (Tunnelbana), trams, local trains, suburban trains (PendeltĂĄg) and bus lines.

SEBAB, founded in 1987, is a subsidiary of the HARJU ELEKTER Group based in Estonia. Headquartered in Malmö with regional offices in Stockholm, Finspång, Borlänge and Luleå. SEBAB is active throughout Scandinavia. The company offers complete power solutions in design, installation, deployment, and service for the energy sector up to 170kV.

About Tesar Polska
Tesar Polska, founded in 2013 from Tesar Italy, is part of the Swiss-based R&S Group, a leading provider of electrical infrastructure products in key markets. With manufacturing facilities and offices in Europe, the Middle East and South America, R&S is a major supplier of transformers and switches for customers in the utility, industry and infrastructure sectors.