110 kV Power transformers and 110 kV Shunt reactor

Caruna is looking for the reliable and cost efficient supplier(s) for three phase 50 Hz oil insulated 110 kV Power transformers and 110 kV Shunt reactor. In this tendering, the tendered materials are grouped in the following purchase groups: Group 1: 110 kV Power transformers Group 2: 110 kV Shunt reactor, Group 1: 110 kV Power transformers Group 1: 110 kV Power transformers 110 kV Power transformers will be purchased as a turnkey delivery, delivered on site (primary substation) in Finland, installed on the foundation, internal connections and devices fully tested and ready for commissioning. Purchaser will connect the transformers into the existing three phase distribution network. The Rated power of the 110 kV transformers will be from 25 MVA to 40 MVA. Lifetime expectancy is up to 50 years of continuous operation in the outdoor with minimum maintenance. The requirement of the lowest temperature is - 40°C. The transformers must meet the required standards and the requirements set by the EU. Power transformers detail level technical requirements will be gone through during the negotiation round with selected tenderers. This tender will cover totally 20 pcs of 110 kV power transformers: - 25 MVA, 15 pcs - 40 MVA, 5 pcs From above quantity, Caruna will give purchase commitment for 8 pcs during the contract period. - 25 MVA, 7 pcs - 40 MVA, 1 pcs Power transformers, estimated time of delivery and installations to the sites (Caruna primary substations), during the years 2027 - 2030., Group 2: 110 kV Shunt reactor Group 2: 110 kV Shunt reactor 110 kV Shunt reactor will be purchased as a turnkey delivery, delivered on site (primary substation) in Finland, installed on the foundation, internal connections and devices fully tested and ready for commissioning. Purchaser will connect the shunt reactor into the existing three phase distribution network. The Rated power of the 110 kV shunt reactor will be 50 MVAr. Lifetime expectancy is up to 50 years of continuous operation in the outdoor with minimum maintenance. The requirement of the lowest temperature is - 40°C. The shunt reactor must meet the required standards and the requirements set by the EU. Shunt reactor detail level technical requirements will be gone through during the negotiation round with selected tenderers. Shunt reactor, estimated time of delivery and installation to the site (Caruna primary substation, located in Espoo, Finland), during summer 2029.,