The 6710 VI001 part, or VI001F-011 part, is a three-phase voltage regulator from Alpha, a global leader in energy-saving motor systems and AC motor drives. It is a single-package regulator, with a power factor correction capability, that features many advantages, such as a reduced size, low cost and high reliability. This device can be used in a variety of applications and can easily be programmed using a PC. Its output voltage can be adjusted, and it has detected current feedback, over-current protection, over-voltage protection and a low voltage warning. It is ideal for motors and AC drives with variable speed and torque.