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   Technical Tips & Case Studies

Marthinusen and Coutts has been the leader in the electric motor repair industry for more than 50 years. We frequently do detailed failure analysis on critical installations and electrical motors. These in-depth analyses enable us to broaden our knowledge and experience. In assistance to the general industry we frequently submit these technical articles for scrutiny and peer review and publication in electrical engineering publications, like Vector and Energise.

Listed below are some of these articles that may assist our valued customer in achieving our mutual goal: Long term reliability and dependability of their whole fleet of electric motors.

Title
Revision
Size
Can a small Voltage increase be used to improve an Electric Motor's efficiency?
04-10-2007
459 kb
Critical speed of an electric motor explained
04-10-2007
531 kb
Electric Motor Design Enhancements: Ensuring High Quality and Long Term Reliability
12-10-2007
1.8 mb
Electric Motor Failure Prevention: Wedge Failures
08-10-2007
7 mb
Electric Motor Revitalization Program: Case Studies 1 to 4
09-10-2007
4.3 mb
High Efficiency Motors: Fact or Fallacy
07-10-2007
535 kb
How does Build-up of Residue in Water Heat Exchangers effect their Cooling Efficiency?
02-10-2007
632 kb
Star Delta Starting and Dual Voltage Motors Explained
08-10-2007
544 kb
The effects of an increase in Air Gap of an Electric Motor
05-10-2007
469 kb
The Locked Rotor Test Explained
10-10-2007
460 kb
Winch Motor Failure Analysis
07-10-2007
2 mb

 


Marthinusen & Coutts (Pty) Ltd., was founded in 1954 by a unique group of men, each one recognised as a leader in his particular field in the repair and service of rotating electrical equipment.
Copyright © Marthinusen & Coutts 2008

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+27 (0)11 607 1700 | Fax: +27 (0)86 524 0757

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