B2 Electronic GmbH (Popularity: )
http://www.b2hv.com Cable diagnostics with voltages up to 90 kV! Detect water trees in your medium voltage cables.
Rely on automatic tan delta ...
Ameesco (Popularity: )
http://ameesco.com/ High voltage test equipment services and consulting. Specializing in the installation, commissioning and maintenance of all types of high voltage ...