It adjusts vfd frequency of the power supplied to the electric motor which directly impacts the motor speed by changing the frequency the drive can perfectly control the speed at which the motor operates.in this guide you can learn everything about vfd machine, and their benefits.A variable frequency drive is a very important component in modern industrial and commercial systems for controlling the speed and torque of your electric motors for proper installation is really important for the safe and efficient operations of the variable frequency drive. In this guide you can learn everything about vfd installation Victoria.