Find Power Circuit Faults with the Motor Running
Power Circuit faults like high resistance connections are often found during outages with the motor not running by using precision resistance test equipment like the MCE®. However, we may not…
Tip of the Week
Taking the Mystery Out of Electric Motors: Power Quality
“You are what you eat,” is what you were told as a child when your parents were trying to get you to eat healthy foods. Well, the same is true…
Don’t Forget the Spare
As a young automobile driver, we were reminded to “Check the Air in the Spare”, referring to the spare tire. The last thing anyone wants is to have a flat…
No WYE…Then What?
WYE Start Delta Run motors are commonly used when a reduced Start-Up current is desired. The installation of a higher horsepower motor in a lower voltage environment such as a…
Taking the Mystery Out of Electric Motors: Insulation Analysis
With a new hurricane season underway many of us review our property susceptibility to unwanted water intrusion. The same mentality should be underway to review our electrical assets susceptibility to…
Taking the Mystery Out of Electric Motors: Power Circuit Analysis
A healthy motor with good Power Quality does not guarantee a reliable system. Overall reliability can be detrimentally influenced by a defective Power Circuit. Studies found that 47% of reduced…
Taking the Mystery Out of Electric Motors: Stator Analysis and Troubleshooting
When PdMA refers to the Stator Fault Zone in an electric motor, it is referring to the dielectric properties of the insulation preventing current flow between turns, coils, and phases.…
The Value of Motor In-Rush/Start-Up Data
It can be very difficult to arrange being onsite with technology in place to capture a motor start. However, do whatever it takes to get a baseline capture of every…
Taking the Mystery Out of Electric Motors: Rotor Analysis and Troubleshooting
Squirrel Cage Rotor troubleshooting has come a long way in the last decade. We now have six different methods to track and identify rotor defects. Pole Pass Frequency (Fp) Sideband…
Centralized Data… Security and Availability
Too often we hear about a failed motor that could have been prevented if someone was just looking at the data. During the root cause failure analysis, it is determined…
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