Webinar Recordings - EASA | The Electro•Mechanical Authority
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NOTICE: EASA will be disabling the online database functionality for Version 4 of the AC Motor Verification & Redesign software on Oct. 1, 2026.
Users can either switch to the local database, or begin using EASA's Motor Winding Workbench. For help or questions, contact gvogel@easa.com.

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Webinar Recordings

Voltage Drop Test Tips and Procedures

  • October 2026
  • Number of views: 47
Article

One of the basic dependable tests for DC fields and synchronous fields is the voltage drop test. This test can be performed using AC or DC voltage, but EASA’s Technical Support Team receives a lot of questions about how to interpret the results. 

Prueba de caida de voltaje. Procedimientos y consejos

  • October 2026
  • Number of views: 41
Article

Una de las pruebas básicas y confiables para devanados de campo de CC y bobinas de rotores síncronos es la de caída de voltaje. Dicha prueba se puede realizar empleando CA o CC, sin embargo el equipo de soporte técnico de EASA recibe numerosas consultas sobre cómo interpretar los resultados.

Best Practices for Brazing Connections

  • September 2026
  • Number of views: 1041
Article

Many brazing failures can be traced to a short list of preventable mistakes. Poor cleaning, improper heating, excessive joint gaps and incorrect use of flux are among the most common causes of weak or unreliable braze connections.

Las mejores prácticas para soldar conexiones

  • September 2026
  • Number of views: 483
Article

Muchos fallos en la soldadura fuerte se deben a una serie de errores evitables. Una limpieza deficiente, un calentamiento inadecuado, holguras excesivas en la unión y el uso incorrecto del fundente son algunas de las causas más comunes de uniones débiles o poco fiables.

10 Motor Performance Characteristics Every Industrial Maintenance Team Should Understand

  • August 2026
  • Number of views: 130
Trade press article

This article provides practical rules of thumb for evaluating the performance and health of three-phase squirrel-cage induction motors in industrial environments. Rather than requiring detailed engineering calculations, these guidelines help maintenance professionals quickly identify operating conditions that may lead to reduced reliability, overheating, nuisance trips, or premature motor failures.

Form Coil Worksheet Available for Motor Winding Workbench Users

  • August 2026
  • Number of views: 1509
Software

Data verification and redesign of machines with form coil windings can be done in Motor Winding Workbench with the exception of rectangular conductor and insulation dimensioning. To address this need, a Form Coil Worksheet has been added to EASA’s online calculators.

Hoja de trabajo para bobinas de pletina disponible para los usuarios de Motor Winding Workbench

  • August 2026
  • Number of views: 706
Article

La verificación de datos y el rediseño de máquinas con bobinados en pletina (solera) se puede realizar en Motor Winding Workbench, a excepción del dimensionamiento de conductores rectangulares y del aislamiento. Para cubrir esta necesidad, se ha añadido a las calculadoras en línea de EASA una hoja de cálculo para bobinas de pletina. 

The Importance of Core Loss Testing

  • August 2026
  • Number of views: 1272
Article

Both the core loss and hot spot temperature MUST be considered when evaluating a core prior to rewind.

Get Excited About Excitation

  • July 2026
  • Number of views: 1839
Article

Few things are less exciting in the motor world than a large synchronous motor that refuses to start—and all too often, the root cause is excitation. This article provides an overview of what synchronous motor excitation is, how it works, and the common issues you are likely to encounter.

Entusiasmate con la excitación

  • July 2026
  • Number of views: 751
Article

Pocas cosas resultan menos estimulantes en el mundo de los motores que un gran motor sincrónico que se niega a arrancar; y, con demasiada frecuencia, la causa raíz reside en la excitación. Este artículo ofrece un panorama general de qué es la excitación de un motor síncrono, cómo funciona y los problemas habituales que es probable que encuentre.