200 kV overhead cables belong to the extremely high voltage level and are primarily used in Asia, e.g. China, and Scandinavia, e.g. Sweden. 200 kV transmission lines are operated with three-phase alternating current.
| Measurand | Value | Feature | Remarks |
|---|---|---|---|
| electric field strength | 4 kV/m (maximum, measured) | China | at a distance between 2 - 2.3 m from the high voltage power lines [1] |
| magnetic flux density | 0.1 µT (mean, measured) | Sweden | at a distance of 75 - 99 m to the dwellings and a height of 75 cm; number of measuring sights: 8 [2] |
| magnetic flux density | 0.11 µT (mean, measured) | Sweden | at a distance of 100 - 150 m to the dwellings and a height of 75 cm; numer of measuring sights: 9 [2] |
| magnetic flux density | 0.15 µT (mean, measured) | Sweden | at a distance of 50 - 74 m to the dwelling of the lines; number of measuring sights: 13 [2] |
| magnetic flux density | 0.33 µT (mean, measured) | Sweden | at a distance of 25 - 49 m to the dwelling and a height of 75 cm; number of measuring sights: 8 [2] |
| magnetic flux density | 0.53 µT (mean, measured) | Sweden | at a distance of 0 - 24 m to the dwelling and a height of 75 cm; number of measuring sights: 7 [2] |
| magnetic flux density | 9–10 µT (maximum, measured) | China | at a distance between 2 - 2.3 m from the high voltage power transmission lines [1] |
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