Electrical Basics - Inst Tools

What is a VFD? – Theory, Advantages, Disadvantages

In the world of industrial automation, a variable frequency drive (VFD) is a motor controller that is used to control the speed of motor.

In this article, you will learn about the emergency stop push button switch spurious trip and how to avoid them.

In this article, you will learn the motor control timer circuit for automatic motor start and stop from our electrical engineering tutorials.

SMPS stands for Switched Mode Power Supply. In this article, you will learn how does SMPS works and their principle.

Line choke is an inductance connected to the VFD input or output circuit to protect the VFD from unwanted spikes, transients, and harmonics.

This article is about Controlling Motor in Forward and Reverse direction by using Limit Switches and Push Buttons.

In this article, you will learn how to control two motors in sequence after some time delay with their power and control circuit & operation.

In this article, you will learn the testing procedure of thermal protection relay for electrical motors.

In this article, you will learn why do we need to control the motion using VFD drives in industrial process control applications.

In this article, you will learn the preventive maintenance (PM) of electrical variable frequency drives (VFD).