Determining CT Ratios Through 3 Methods

When performing energized motor testing on medium and high-voltage motors, you do not want to attach amp probes. It is important to calculate the ratio of step down from the primary current to the user current. You will use CT ratios...

Don Donofrio
The Snell Group

Case Studies and Stories

Motor Testing by All-Test Pro | CBM CONNECT

Motor Testing

Automotive Manufacturer Compares In-House Third-Party Motor Testing. Guess Which One Saved the Most Time and Money?

Catching motor problems before they fail saves your plant headaches, not to mention a ton of money they would have lost through unplanned shutdowns. View the lessons learned by manufacturers who needed reliability programs...

ALL-TEST PRO

Two Minute Tips

Motor Testing

Motor Testing MCA vs Megohmmeter

Traditional Megohmmeter testing will only detect faults to the ground; however, not all motor electrical stator winding failures begin as ground faults. View this quick tip to see if you have the right testing methods…

ALL-TEST PRO

Five Minute Facts

Motor Testing

Common Sources of High-Resistance Connections

Electric motor testing is an excellent tool for identifying resistance unbalance. This instructional presentation will provide the most common locations for electrical connection anomalies...

Don Donofrio
The Snell Group

Webinars

Motor Testing

How Do Motor Starts and Stops Affect Maintenance Processes?

In this webinar, we will look at the implications of unbalanced workload along with other process issues and provide solutions to this ongoing maintenance balancing act for multiple electric motors...

George Frey
EDE Electric Motor Testing

Interviews

Motor Testing

Electric Motor Reliability

In this podcast you’ll learn what it takes to get started in electric motor reliability, common faults, and the biggest impact…

Noah Bethel
PdMA Corporation

Case Studies and Stories

Motor Testing

Predictive Maintenance Team Saves Steel Mill Time and Money with Thorough Motor Testing

The steel mill’s in-house predictive maintenance team inspects the overhead cranes on a quarterly basis. When the predictive maintenance team was alerted...