Variable Frequency Drive Working Principle & Specifications

It is a device that goes well with managing the efficiency of the electrical system. The Variable Frequency Drive working principle is that it helps transmit fixed supply AC into the variable supply. To be specific, it is a well-known adjustable frequency drive that keeps fluctuating with the AC supply’s overall frequency. With every motor, there is fluctuation in speed depending on the supply of the frequency. As a result, equipping with AC VFD drive working principle allows you to turn up the game and keep on varying with the overall speed.

Reason for using VFD Drive on Industrial or Domestic Level

Variable Frequency Drive works well in both industry and domestic settings, fulfilling all users’ needs. All of the capabilities and high-end features are the reason behind making it more important than anything else. Let’s cut down to the chase and explore the importance of VFD for motors:

Energy-efficient approach
Variable Frequency Drive plays an exponential role in saving the energy to the greater height allowing you to manage the speed depending on the load. However, it eliminates all the extra electricity supplied for less loads.

Consistent control over the speed
Another most awaited importance of VFD lies in managing the speed of the electric motor in domestic and industrial settings. With its greatest of all time, speed control allows you to manage the application at a consistent speed. This will only come as an ideal bet when operating multiple processes at a varied speed.
Variable Frequency Drive fills up speed for every application from pumping to handling.

Lower the maintenance cost.
One of the critical things that makes up the significant importance of VFD is reducing maintenance costs. With the capacity to deliver the managed speed to lower maintenance charges, VFD has ruled the electrical industry.
Whether it is about tracking the performance of the motor to considering crucial concerns such as overloading or voltage fluctuation, VFD plays a crucial role.

Understanding VFD Drive Specifications
Determining the VFD Drive specifications is of greater importance since it determines the drive choice for every domestic to industrial application. There comes a range of specifications for VFD drives, from Horsepower (HP), Kilowatt (KW) to Phases (Single to Three phases). Let’s know the common specifications that influence the choice:

Phase
Phase is among the top priority for specifications since it allows you to determine whether the VFD is compatible to accommodate the particular power supply. Here are two of the most common phase that influences the choice of applications:
  • Single phase: VFD for Single phase motor is the most commonly used specification and is mainly devoted to residential and commercial applications. Single Phase doesn’t go beyond small applications, from small pumps to household applications.
  • Three Phase: VFD for 3 Phase motors are highly used in commercial and industrial space as it demands managing larger electrical motors. This is what Three phase renders. Three phases can take up any large application, from machinery to pumping for every setting.

Kilowatt
Kilowatt plays an important role in picking the VFD drive. This is an essential specification since it helps influence the power capacity, so you can identify the power it provides to the electrical motor.
Horsepower (HP)
HP is undoubtedly the next most important specification that builds up the VFD drives, as you can determine the level of speed at which the work is initiated.
All the specifications are the reason behind the successful evolution of VFD drive among users.

Click here to read more about VFD Drive principle and its specification

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