Three Phase Induction Motors Three phase motors are a type of AC motor that operates using the principle of electromagnetic induction. They differ from single-phase...
A centrifugal switch, also known as a centrifugal starter, is a device that is used to automatically start and stop an electric motor. It works...
What Is A Motor Starter? A Motor starter is an electromechanical switch similar to that of a relay, whose main function is to start and...
Phase Monitoring Relays or Phase Failure Relays: A phase monitoring relay is designed to detect voltage imbalances, overvoltages, and undervoltages in three-phase electrical systems. The...
A control system is defined as a system of devices that directs, controls, or regulates the behavior of devices or other systems to achieve a...
What Is a Megohmmeter An electrical testing device called a Megohmmeter, or Megger as it is more frequently known is made to measure extraordinarily high...
Contactor and Relay Diagrams, Circuits and Symbols Contactors Contactors vs relays: A contactor is an electrical device used to turn on or off electrical circuits....
Brake Control Rectifier / Reactor Brake rectifiers or “Brake control rectifiers” convert AC voltage to DC voltage. Rectifiers are employed because most applications need AC energy...
Brake Chopper: Detailed Overview The term “braking unit” or “braking chopper” refers to an electrical switch that controls the DC bus voltage by switching the...
What is 3 Phase Power? In electricity, a phase is a voltage or current that exists between an active wire and a neutral cable. An...
Types of Fuses: A Deep Dive Fuses are the safety mechanisms that are used to protect electronics from damage caused by high voltage spikes, shorts,...
Transformers: Detailed Overview A transformer is an electrical device that transfers energy from one electric circuit to another using the electromagnetic induction principle. It is...
AFCI vs GFCI: What’s the difference? What is an arc fault circuit interrupter (AFCI)? An arc fault circuit interrupter (AFCI) is a type of circuit breaker...
Identifying Motors In A Circuit While the specific design of a motor will vary depending on its intended use, there are some general characteristics that...
Synchronous Motors Explained What are synchronous AC motors? A synchronous AC motor is an electric motor that uses alternating current (AC) to produce rotational force....
What is An Induction Motor? What does electromagnetic induction depend on and how does it relate to single phase AC motors? An induction motor is...
Is a Diode a Rectifier? Diodes are semiconductor devices that allow current to flow in only one direction, making them useful for a variety of...
Intro to Rectifiers and Diodes The key to troubleshooting rectifiers is to understand what a rectifier is and how it works. A rectifier is an...
How AC Motors Work? Induction, synchronous, and universal AC motors are everywhere. If you’ve ever wondered how those big industrial fans in factories work, or...