Latest Circuit Protection Technical Articles

Categories

Overcurrent Protection: Motor Starter Trip Classes for Industrial Motors

Overcurrent Protection: Motor Starter Trip Classes for Industrial Motors

Trip classes protect motors from overcurrent, but when will an overload relay trip, why, and what trip class should you use?


Top Five Machine Safety Risks and Automated Solutions for the Shop Floor

Top Five Machine Safety Risks and Automated Solutions for the Shop Floor

Each machine on the factory floor comes with risk; learn common safety risks and corresponding automation solutions.


Understanding Mathematical Units for Electric Troubleshooting in Industrial Environments

Understanding Mathematical Units for Electric Troubleshooting in Industrial Environments

A previous article mentions various electrical units used in troubleshooting techniques. This article expands on those and discusses some additional units that engineers may need to know.


Common Mathematical Units for Electrical Troubleshooting and Control Operations

Common Mathematical Units for Electrical Troubleshooting and Control Operations

In industrial control, it is crucial to have a basic understanding of the units that define and describe the ratings of components.


The Importance of Mathematics for Troubleshooting and Control Operations

The Importance of Mathematics for Troubleshooting and Control Operations

From plant management to tuning your control system, there are a few specific math concepts you may need to know.


The Difference Between Ground and Neutral Conductors in Control Wiring

The Difference Between Ground and Neutral Conductors in Control Wiring

Learn about how the ground compares and contrasts with the neutral wire and why this wiring is important for safety in control cabinets and other wiring needs in an industrial facility.


Cybersecurity Considerations in Uninterruptible Power Supply (UPS)

Cybersecurity Considerations in Uninterruptible Power Supply (UPS)

This article discusses common implementations of UPS in control systems and important design considerations.


Applications of UPS (Uninterruptible Power Supply) in Control Systems

Applications of UPS (Uninterruptible Power Supply) in Control Systems

Learn about some common implementation strategies of UPS in control systems and important design considerations.


The Importance of a UPS (Uninterruptible Power Supply) in Control Systems

The Importance of a UPS (Uninterruptible Power Supply) in Control Systems

Learn the general functionalities and different types of uninterruptible power supplies (UPS) and why they are important in control systems.


The Importance of Neutral Wire in 3-Phase Systems

The Importance of Neutral Wire in 3-Phase Systems

Learn about the importance of wiring in 3-phase systems and how to complete this wiring in various industrial scenarios and control cabinets.


Introduction to Advanced Motor Control Circuits

Introduction to Advanced Motor Control Circuits

This article looks at a few of the more advanced motor control circuits for a three-phase motor.


An Introduction to Parallel Circuits for Industrial Engineers

An Introduction to Parallel Circuits for Industrial Engineers

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 Difference Between Variable Frequency Drives (VFDs) and Soft Starters

The Difference Between Variable Frequency Drives (VFDs) and Soft Starters

The following will examine how to reduce the wear on motors during startup and compare soft starters and variable frequency drives (VFDs). 


How to Measure Resistance with a Multimeter

How to Measure Resistance with a Multimeter

When the power is removed to a circuit, the common measurements of voltage and current prove meaningless. The only remaining option is to use resistance testing to determine which components and conductors are working.


How to Use a Multimeter to Measure Current

How to Use a Multimeter to Measure Current

This article will examine and discuss how to measure current with a multimeter, using the standard in-line current measuring method.


How to Measure AC Voltage With a Multimeter

How to Measure AC Voltage With a Multimeter

Simple voltage measurements from a multimeter are the most frequently used function in these tools. Some of them are more difficult to understand than others, and this is definitely the case when comparing AC to DC voltage.


How To Measure DC Voltage With a Multimeter

How To Measure DC Voltage With a Multimeter

The simplest and most common measurement to obtain using a multimeter is voltage, in fact, they are often called ‘voltmeters’ for this reason.


How to Choose the Right Multimeter

How to Choose the Right Multimeter

Most every engineer knows that there is no replacement for having the correct tool. This is especially important in testing and repair when every subtle characteristic of the tool may influence the readings.


The Importance of Multimeters

The Importance of Multimeters

The voltmeter, or more often the multimeter, is an incredible tool, capable of troubleshooting nearly every electrical system and fault in existence.


Grounding DC Power Supplies

Grounding DC Power Supplies

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.