Accuracy of voltage instrument transformers for harmonic measurements in Elering's 330-kV-transmission networkMeyer, Jan; Stiegler, Robert; Kilter, JakoPQ2016 : the 10th International Conference 2016 Electric Power Quality and Supply Reliability Conference (PQ) : August 29-31, 2016, Tallinn, Estonia : proceedings2016 / p. 85-90 : ill https://doi.org/10.1109/PQ.2016.7724094 Assessment of voltage instrument transformers accuracy for harmonic measurements in transmission systems [Online resource]Stiegler, Robert; Meyer, Jan; Kilter, Jako; Konzelmann, SimonProceedings of 2016 17th International Conference on Harmonics and Quality of Power (ICHQP) : Belo Horizonte, Minas Gerais, Brazil, 16-19 October 20162016 / p. 152-157 : ill https://doi.org/10.1109/ICHQP.2016.7783472 Compliance assessment of a phasor measurement unit to IEC 61000-4-30 class a for power quality measurements in transmission systemsLöper, Mari; Kilter, Jako; Stiegler, Robert; Meyer, Jan2019 Electric Power Quality and Supply Reliability Conference (PQ) & 2019 Symposium on Electrical Engineering and Mechatronics (SEEM), Kärdla, Estonia, June 12-15, 2019 : proceedings2019 / 6 p https://doi.org/10.1109/PQ.2019.8818272 Impact of voltage instrument transformers on the accuracy of harmonic measurements in a 330 kV transmission gridMeyer, Jan; Stiegler, Robert; Schegner, Peter; Kilter, JakoInstrument Transformer Measurement Forum (ITMF) : October 13-15, 2015, Feldkirch, Austria2015