Tap changing assembly for power transformer
Tap changing power regulator for airport lighting
Tap changing system having discrete cycle modulation and fault r
Tap position determination based on regular impedance characteri
Tapped-inductor step-down converter and method for clamping...
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