Note 6 Tangible fixed assets and other intangible fixed assets
The category electro-technical equipment mainly comprises installations in transformer and switching stations, overhead lines and earth and subsea cables.
Installations in transformer and switching stations have varing depreciation periods. Transformers and other main components have a depreciation period of 30-50 years. Control systems normally have a depreciation period of 15 years.
Overhead lines have a depreciation period of 55 years. Earth/subsea cables have a 40-55-year depreciation period.
Financial leasing is paid for in full in advance. This means that there are no future lease obligations related to financial leasing.