Transformer and Voltage Stabilizer
Current Auto And Constant Voltage Transformer Starter
AC Synchronous Motor  
C. V. T. (Constant Voltage Transformer / Ferroresonant)  
C.T. (Current Transformer)  
"VARIVOLT" AUTO TRANSFORMER is a continously variable voltage auto transformer, having a movable carbon tip, fixed to brush arm sliding on a silver plated commutator. Rotation of the brush arm by either manual or motor drive, delivers an output voltage from zero or above line voltage.

"VARIVOLT" confirms to I.S. 5142
Variable Auto Transformer
Varivolt Auto Transformer
  variable voltage transformer
Voltage Auto Transformer
Variable Transformer
  voltamp varivolt
continously variable voltage auto transformer
variable voltage auto transformer from voltamp
  variable voltage auto transformer voltamp controls
Continuous Variable Voltage Auto Transformers