Field tests
- field lightning impulse voltage tests of reactors up to system voltage 420 kV
- field lightning impulse voltage tests of GIS up to system voltage 420 kV
References:
- Acceptance tests of 420 kV GIS Dlouhe Strane and 420 kV GIS Chodov - for CEPS
- Lightning impulse tests of 420 kV reactors after their reparation - for CEPS