The TTR20 handheld, battery-operated tester from Megger measures the turns ratio, polarity, and excitation current of windings in single-phase and three-phase transformers, current and potential ...

The EZCT-2000B is Vanguard's third-generation microprocessor-based current transformer test set. The EZCT-2000B is Vanguard's third-generation microprocessor-based current transformer test set.

I’m sure many readers would question why anyone would want to perform a relatively expensive insulation power factor test on an inexpensive transformer. Typically, if any testing is done, it will be ...

Solid-state ac supplies replace motor-generator and tap-changing transformers to offer the same tests at the push of a button • Solid-state ac-power sources combine the variable-frequency and ...