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Concentric to Lap Conversions

  • October 2023
  • Number of views: 3211
  • Article rating: No rating
Article

This article looks at some of the import details for a proper concentric to lap winding conversion. It also shows how using the EASA Technical Manual, EASA's AC Motor Verification & Redesign Software, as well as the EASA AC Redesign manual, can help.

Conversiones de un Bobinado Concéntrico a Imbricado

  • October 2023
  • Number of views: 1074
  • Article rating: 5.0
Article
Este artículo analiza algunos de los detalles de importación para una conversión adecuada de devanado concéntrico a devanado por vuelta. También muestra cómo puede ayudar el uso del Manual técnico de EASA, el software de rediseño y verificación de motores de CA de EASA, así como el manual de Rediseño de motores AC de EASA.

Lead Wire Sizing for Three-Phase Machines

  • August 2023
  • Number of views: 4002
  • Article rating: No rating
Article

EASA recommends using the lead wire specified by the original equipment manufacturer (OEM) whenever possible. If not available, some guidance is provided in section 6 of the EASA Technical Manual and an online calculator is available to determine a minimum recommended size based on temperature rating, expected current, number of leads and type of connection. This article will describe the calculator’s function.

Dimensionamiento de cables de salida para máquinas trifásicas

  • August 2023
  • Number of views: 2403
  • Article rating: No rating
Article

EASA recomienda usar el cable de salida especificado por el fabricante original del equipo. Si no está disponible, la sección 6 del Manual técnico de EASA proporciona orientación al respecto y hay una calculadora en línea disponible en go.easa.com/calculators para determinar el tamaño mínimo recomendado según la clasificación de temperatura, la corriente esperada, la cantidad de cables y el tipo de conexión. Este artículo describirá la función de la calculadora.

EASA Winding Database and Verification and Redesign Program: An Easy-to-Use Solution When Faced with Bare Core Winding Challenges

  • July 2023
  • Number of views: 1670
  • Article rating: No rating
Article

Occasions arise where original winding data is not available. It may have been recorded incorrectly or a different service center may have stripped the core but not completed the repair. In those cases, the service center must come up with a new “bare core” winding design. EASA's redesign software has some specific features to address this need.

Una solución fácil cuando se enfrente al reto de un rediseño sin datos previos

  • July 2023
  • Number of views: 3894
  • Article rating: 1.0
Article
Surgen ocasiones en las que los datos de bobinado originales no están disponibles. Es posible que se haya registrado incorrectamente o que un centro de servicio diferente haya quitado el núcleo pero no haya completado la reparación. En esos casos, el centro de servicio debe presentar un nuevo diseño de bobinado de "núcleo desnudo". El software de rediseño de EASA tiene algunas características específicas para abordar esta necesidad.

Lead Wire Sizing 101

  • May 2023
  • Number of views: 5706
  • Article rating: No rating
FREE for Members of EASA
Webinar recording

Choosing an appropriate lead wire for a new stator winding is an important task. The manufacturer’s information is not always available, or the number of circuits or external connection may have been changed, requiring a redesign of the lead wire.  

How to Measure Magnet Wire

  • March 2023
  • Number of views: 2316
  • Article rating: No rating
Video

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

Avoiding Pitfalls in Three-phase Windings with Unequal (Odd) Grouping

  • February 2023
  • Number of views: 2531
  • Article rating: 5.0
Article

This article uses examples to illustrate some of the pitfalls and subtle aspects regarding windings with unequal coil grouping.

Evitando Errores en Devanados Trifásicos con Grupos Desiguales

  • February 2023
  • Number of views: 1678
  • Article rating: No rating
Article
Este artículo usa ejemplos para ilustrar algunas de las trampas y aspectos sutiles con respecto a los devanados con agrupamiento desigual de bobinas.

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