The EVG-4PHAS/12MODUL is a three-phase electronic voltage regulator from Eaton, designed for smaller motors. It has a wide input voltage range, between 160V and 480V, and features a precise voltage control system. The unit also comes with a variety of safety features, including short circuit short-circuit protection, overvoltage protection, and soft-start capability. The regulator also boasts a high efficiency, providing up to 95% of the motor's installed power. Additionally, the unit has a built-in diagnostic system, which monitors the voltage and current of the motor and can report any potential faults.