Published Articles

Application Notes

The most common application for the ALL-TEST PRO® is the testing of 3-phase induction motors. However, our instruments are effective in all types of motors, coils, windings and even transformers. Selected application notes are included.

• Single and Three Phase Transformer Testing Using Static MCA Techniques
• Rolling Element Bearing Failures with ESA and MVA

Case History

Below are actual case histories where ALL-TEST PRO® instruments have solved tough motor problems, and avoided costly failures. Each link below is a PDF file ready for download.

• Phase Unbalance Vermont Yankee Nuclear Power Plant
• 8000 HP Synchronous Motor Rotor Fault
• Dynamometer at Automotive Plant
• Motor Current Signature Analysis on Gearbox Motor
• Motor Current Signature Analysis on DC Motor

Articles

• Motor Circuit Analysis  for Energy, Reliability and Production Cost Improvements
• Direct Current Motor Electrical  Evaluation Using Motor Circuit Analysis
• Guideline for Electronic Static Winding Circuit Analysis of Rotating Machinery and Transformers
• "Motor Testing" Which Road Will You Take, by General Motors
• Pulse Width Modulation Motor Drive Fault Detection
• Synchronous Machine Testing with ALL-TEST Instrumentation
• Test Methods for Determining the Impact of Motor Condition on Motor Efficiency and Reliability
• A Review of Polarization Index and IEEE Standard
• Applications for Motor Signature Current Analysis
• The Multi-Technology Approach to Motor Diagnostics
• On-Line Electrical Motor Testing 101
• April Energy Focus Newsletter

We take great pride in our technical and application support. Contact us for help with your application questions.