Three phase voltage regulator system using tertiary winding tran
Thyristor tap changer
Transformer for voltage regulators
Transformer utilizing selectively loaded reactance to control po
Transformer with selectable input to output phase angle...
Traveller's voltage converter for automatically selecting load w
Turn-on control system for voltage drop compensators
Two quadrant magamp regulator control circuit with fast dynamic
Under-load switching device particularly adapted for voltage reg
Underload tapchanging voltage regulators for ease of field...
Uninterruptible power system
Unipolar or bipolar chopping converter with three...
Unipolar or bipolar chopping converter with two magnetically...
Unitary magnetic coupler and switch mode power supply
Variable frequency current-mode control for switched step...
Variable leakage transformer and control circuit therefore
Variable transformer and voltage control system
Voltage compensation device
Voltage compensation system
Voltage control device for increasing or decreasing voltage to a