Deenergized stator inductance is a valuable tool in identifying the internal magnetic condition of your electric motor. It is important to know that inductance measurements can be influenced by the…
We have all seen the Bathtub Curve and its application to equipment reliability. This curve shows a high failure rate early in life (Infant Mortality), low failure rate throughout the…
To minimize the risk of being in the vicinity of high voltage when testing your electric motors, your electric reliability team or plant safety management may have opted to install…
Returning to the Fault Zone approach to electric motor troubleshooting we continue this series with Air Gap. When PdMA refers to the Air Gap Fault Zone, it is referring to…
Returning to the Fault Zone approach to electric motor troubleshooting we continue this series with Rotor. When PdMA refers to the Rotor Fault Zone in a squirrel cage induction motor,…
Returning to the Fault Zone approach to electric motor troubleshooting we continue this series with Stator. When PdMA refers to the Stator Fault Zone in an electric motor, it is…
Returning to the Fault Zone approach to electric motor troubleshooting we continue this series with Insulation. When PdMA refers to the Insulation Fault Zone in an electric motor, it is…
When discussing motor reliability we often say “Trend is Your Friend”, and this is never more true than if you are troubleshooting a DC motor. A common beginning to troubleshooting…
Sticking to the Fault Zone approach to electric motor troubleshooting we continue this series with Power Circuit. A healthy Power Quality and a healthy motor can still be detrimentally influenced…
Sticking to the Fault Zone approach to electric motor troubleshooting we are starting this series with Power Quality. “You are what you eat,” is what you were told as a…