:The SO468120 with PHASE ANGLE CONTROLLER, 110A, 4KV, 60HZ is a four-quadrant static phase angle regulator module designed and manufactured by Celduc. This module can be used to control the power angle of 4-quadrant three-phase induction motors or energy systems. It is capable of controlling the motor up to 110 amperes with a voltage of 4 kilovolts and a frequency of 60HZ. The module has an adjustable voltage and current control, soft start and reverse speed control, and time delay. The SO468120 is designed to be reliable, efficient and user friendly. It also has protection against over-voltage, under-voltage, over-current, and short circuit.