Why Offline Partial Discharge Matters for Low Voltage Motor Reliability
In 1995, it was determined that the cause of failure for electric motors in inverter (variable...
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Motor Testing
Variable Frequency Drive Reliability Challenges
Over the past few years, we have received an increasing number of calls related to failures of...
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How to Improve Pump Reliability with Electrical Signature Analysis
Although sometimes referred to as Motor Current Signature Analysis (MCSA), which involves...
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Motor Current Monitoring for Motors: The First Sign of Trouble Always Talks
Motor Current Monitoring for Motors: Your Early-Warning Siren Motor current analysis is often the...
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Motor Current Analysis: The Non-Invasive Way to Read Your Motor’s Mind
You’ve heard of condition monitoring. You’ve used vibration, thermography, maybe even ultrasound....
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How Low-Voltage Motor Circuit Analysis Helps Predict Failures Early
We utilize virtually all testing methods for evaluating industrial and electrical systems for...
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How Ignoring VFD Guidelines Led to Bearings, Belts, and Drive Failures
When we are called out on service calls to test long-term failures in variable-frequency-driven...
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Why This 800 HP Steel Mill Fan Motor Failed and What Tests Revealed
The combustion fan motors at the steel plant are 800 horsepower, 1785 RPM, 4160 Vac, 101 Amp AC...
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Diagnosing Electric Motor Issues with Advanced Surge Testing
When reviewing the IEEE and EPRI large electric motor studies and what was considered ‘excellent...
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How Forensic RCFA Unlocks True Root Causes of Machine Failures
A tremendous amount of time, productivity, and production can be lost using improper...
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What the Large Motor Reliability Studies Actually Found and Why It Matters
One of the most frequently quoted studies related to electric motor reliability is a 1983 Electric...
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Supra Harmonics in VFD Systems: A New Frontier in Reliability Risk
As part of a larger research and development project involving multiple industries and distributed...
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