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Effects of Harmonics on Squirrel Cage Rotors

  • May 2023
  • Number of views: 807
  • Article rating: 5.0
Article

If you mention harmonics, engineers get excited while the eyes of non-engineers glaze over. The truth is that harmonics can be easily understood when explained in layman’s terms.

Taking Proper Measurements for Re-stacking Stator Cores Featuring Vents

  • May 2023
  • Number of views: 662
  • Article rating: No rating
Article

There are many factors to consider when re-stacking a stator. Those include the materials, core compression, length of the core, vents, spacers, vent construction and more. This article focuses on taking proper measurements when re-stacking a stator core and how to go about stacking the stator to ensure those dimensions are met.

Tomando las Medidas Adecuadas para Re apilar Núcleos de Estatores con Orificios de Ventilación

  • May 2023
  • Number of views: 685
  • Article rating: No rating
Article

Hay muchos factores que se deben considerar al re apilar el núcleo del estator. Estos incluyen los materiales, la compresión y largo del núcleo, los orificios de ventilación, los espaciadores, la construcción de los orificios de ventilación y más. Este artículo se centra en tomar las medidas adecuadas para volver a apilar el núcleo de un estator y cómo garantizar que se cumpla con esas dimensiones.

Efectos de los armónicos en los rotores de jaula de ardilla

  • May 2023
  • Number of views: 430
  • Article rating: No rating
Article

Si mencionas la palabra armónicos, los ingenieros se emocionan mientras que los ojos de los que no lo son se nublan. La verdad es que los armónicos se pueden entender fácilmente cuando se explican en términos sencillos. 

Measuring a Bearing Journal

  • March 2023
  • Number of views: 1026
  • Article rating: No rating
Video

This video explains how to measure the diameter of a bearing journal accurately to within five hundred-thousandths of an inch or one-thousandth of a millimeter.

How to Measure Magnet Wire

  • March 2023
  • Number of views: 1393
  • Article rating: No rating
Video

This video shows one step in collecting motor winding data: how to measure magnet wire.

Performing an Insulation Resistance Test

  • March 2023
  • Number of views: 1679
  • Article rating: No rating
Video

This video explains how to check the ground insulation of an AC motor winding using the insulation resistance (IR) test.

How to Set Brush Neutral on a DC Machine

  • March 2023
  • Number of views: 843
  • Article rating: No rating
Video

This video shows how to adjust the brush neutral position of a DC machine to prevent sparking at the brushes at full load.

Improve Customer Satisfaction: Follow Electric Motor Storage Procedures

  • January 2023
  • Number of views: 958
  • Article rating: No rating
Article

One of the more mundane things we as repairers must be concerned with is motor storage. For many of us, storing large motors for major customers is its own profit center. For all of us, being aware of how our customers store the motors we repair and send to them is critical to customer satisfaction. A poorly stored motor is likely to suffer winding or bearing failure, and we don’t want unrealistic warranty claims over something outside our control.

Mejore la Satisfacción del Cliente: Siga los Procedimientos de Almacenamiento de Motores Eléctricos

  • January 2023
  • Number of views: 3682
  • Article rating: No rating
Article

Una de las cosas más mundanas de las que debemos preocuparnos como reparadores es el almacenamiento de los motores y para muchos, almacenar motores grandes para clientes importantes representa ganancias. Para todos nosotros, ser conscientes de cómo nuestros clientes almacenan los motores que les reparamos es crítico desde el punto de vista de la satisfacción del cliente. Es probable que un motor mal almacenado sufra fallos en el devanado o en los rodamientos, y no queremos reclamos por garantía poco realistas sobre algo que está fuera de nuestro control.

Getting The Most From Your Electric Motors

Getting The Most From Your Electric Motors - coverThis 40-page booklet provides great advice for obtaining the longest, most efficient and cost-effective operation from general and definite purpose electric motors.

This booklet covers topics such as:

  • Installation, startup and baseline information
  • Operational monitoring and maintenance
  • Motor and baseline installation data
  • How to read a motor nameplate
  • Motor storage recommendations

LEARN MORE AND DOWNLOAD MÁS INFORMACIÓN Y DESCARGAR BUY PRINTED COPIES

READ MORE ABOUT THE FEATURES AND BENEFITS

EASA/AEMT Rewind Study

EASA Rewind Study cover

The Effect of Repair/Rewinding on Premium Efficiency/IE3 Motors
Tests prove Premium Efficiency/IE3 Motors can be rewound without degrading efficiency.

DOWNLOAD THE FULL RESULTS

ANSI/EASA AR100-2020

ANSI/EASA AR100-2015 cover

Recommended Practice for the Repair of Rotating Electrical Apparatus
This is a must-have guide to the repair of rotating electrical machines. Its purpose is to establish recommended practices in each step of the rotating electrical apparatus rewinding and rebuilding processes.

DOWNLOAD - ENGLISH

DESCARGAR - ESPAÑOL

EASA Technical Manual

EASA Technical Manual cover

Revised September 2022
The EASA Technical Manual is the association's definitive and most complete publication. It's available FREE to members in an online format. Members can also download PDFs of the entire manual or individual sections.

VIEW & DOWNLOAD