High voltage testing with a.c. (up to 100 kV single phase and 33 kV, 3 phase 50 and 60 Hz) or d.c. up to 100 kV.
No-load running and measurements on large motors to 1500 kW, 11 kV. NATA accredited (Laboratory no. 15303).
High capacity a.c. supplies for dielectric tests on stator windings of turbo-alternators and high voltage motors.