The voltage increase on the line between Bickigen (BE) and Chippis (VS) has been delayed due to appeals lodged with the Federal Administrative Court. Swissgrid is planning to modernise the extra-high-voltage line for future operation at a voltage of 380 kilovolts. This increase is important in order to eliminate a bottleneck in the Swiss transmission grid and to increase security of supply in the Valais and Central Switzerland.
Study regarding cable technologies in the transmission grid
Together with a team of experts, Swissgrid has carried out a study on the different types of cable technology in the transmission grid. The solution catalogue – entitled «line construction kit» – in-cludes several innovative designs.