Thanks to the recent acquisition of new tools and skills, West Power has been able to perform, for the first time in its history, a series of offline measures on 3 step-up transformers installed in a combined cycle plant for an Italian customer. The following measurements were performed, winding short circuit inductance, ohmic winding resistance,...

In August and November 2016, West Power has made For an Italian customer, offline measures on 2 10/220 kV step-up transformation groups, each consisting of 3 single-phase transformers. The measurement, which occurred during commissioning of the transformers, was performed with Techimp instrumentation at 50 Hz frequency and was successful, with no partial discharge inside the...