In this article, learn the differences between single- and three-phase motors, including how each one works and applications best suited for each type.
In this article, learn the differences between single- and three-phase motors, including how each one works and applications best suited for each type.
To increase the flexibility of a motor control system, a variable frequency drive (VFD) is a common device that solves…
To increase the flexibility of a motor control system, a variable frequency drive (VFD) is a common device that solves many motor control problems. In this article, learn how to control manual input of VFDs.
This article looks at some common windings and wirings for three-phase motors, including internal Wye windings and low…
This article looks at some common windings and wirings for three-phase motors, including internal Wye windings and low and high voltage wirings.
This article looks at a few of the more advanced motor control circuits for a three-phase motor.
This article looks at a few of the more advanced motor control circuits for a three-phase motor.
Often the concept of voltage drop or voltage difference in circuits is taught without much explanation as to how or why…
Often the concept of voltage drop or voltage difference in circuits is taught without much explanation as to how or why volts drop. This article explores volts, including characteristics and the laws that govern them.
Learn to discern between textbook and real-life scenarios and use consistent troubleshooting methods to simplify and…
Learn to discern between textbook and real-life scenarios and use consistent troubleshooting methods to simplify and correct errors in parallel circuits common in industrial control systems.
The following will examine how to reduce the wear on motors during startup and compare soft starters and variable…
The following will examine how to reduce the wear on motors during startup and compare soft starters and variable frequency drives (VFDs).
This article introduces a few simple methods to test which type of circuits — whether ground- or power-switched — are…
This article introduces a few simple methods to test which type of circuits — whether ground- or power-switched — are being used and how to troubleshoot and properly fix issues.
Wiring design systems can become confusing when some switching devices send power to the load automatically while others…
Wiring design systems can become confusing when some switching devices send power to the load automatically while others do not. Often called ‘wet’ and ‘dry’ contacts, these devices are fairly easy to troubleshoot once the differences are understood.
Should you connect a DC power supply to ground or not? The answer is not a straightforward yes or no. This article…
Should you connect a DC power supply to ground or not? The answer is not a straightforward yes or no. This article explores the benefits and drawbacks of grounding DC power supplies.
Grounding electrical systems can lead to problems with interference and noise, affecting signal clarity. This article…
Grounding electrical systems can lead to problems with interference and noise, affecting signal clarity. This article looks at these problems and how to avoid them.
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