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Electric Power Transmission

  • Metal clad, gas-insulated high voltage switchgear GIS 145 kV
  • High voltage SF6 circuit breakers 123 kV
  • Disconnectors & earthing switches 123 – 420 kV
Primary distribution of electrical energy
  • Gas-insulated switchgear with busbar system in SF6 gas – 24kV, 2500A
  • Gas-insulated switchgear with insulated busbar systems in air 24–38kV, 1250A
  • Air-insulated switchgear with fixed vacuum circuit breakers up to 38kV
  • Air-insulated switchgear with withdrawable vacuum circuit breakers up to 40,5kV
  • Vacuum circuit breakers 12-38kV, up to 2500A
Secondary distribution of electrical energy
  • Ring main units (RMU) 24kV / 630A
  • Extendable gas-insulated switchgear for secondary distribution, with or without metering modules, insulated busbar systems in air – 24kV / 630A
  • Factory-made transformer cells


Low Voltage switchgear

  • Switchgear with fixed apparatus groups up to 7000A
  • Switchgear with withdrawable apparatus groups up to 7000A
  • Switchgear assemblies for power-factor correction – up to 720kVAr
  • Low voltage distributions for distribution substations – up to 3200A

Special products

  • Control panels, cubicles and desks in accordance with customer’s requests
  • Epoxy cast resin insulators tailor-made insulated busbar systems

Retrofit and refurbishment of existing switchgear

  • Medium voltage disconnectors 12 – 38kV for indoor installation
  • Medium voltage disconnector switches 12 – 24kV for indoor installation
  • Drives and accessories
  • VV-fuse fitting box for internal use 12-38kV

Maintenance and service

  • Maintenance of all products
  • Special solutions
  • Retrofit and reconstruction of switchgear
  • Designing of transformer substations and industrial switchgear