• Newsletter Subscriptions
  • Magazine Subscription
  • Home >
  • Maintenance, Repair & Operations

    • Motors

    Everything you need to know about motors and motor controls, including selection, installation, operation, maintenance, performance, repair, and standards

    Recent

    sep 2024 products
    EC&M Asks — Summarizing NEC Art
    Photo 63401701 © Hramovnick | Dreamstime.com
    Illustration 130445275 © Tashatuvango | Dreamstime.com
    Courtesy of EASA.
    Photo 194544888 © Sutiponmm | Dreamstime.com

    Highlights

    Improving Performance of Rotating Equipment Using Vibration Monitoring

    March 6, 2024
    Key factors for establishing an effective vibration-based machine condition monitoring program
    Photo 99644332 | Maintenance © David Spates | Dreamstime.com

    How to Cut Down on Motor Downtime Costs

    Jan. 2, 2024
    Three steps maintenance managers can take without requiring additional resources
    © Tashatuvango | Dreamstime.com

    The 5 Most Popular MRO Articles of 2023

    Jan. 2, 2024
    Five must-read maintenance-related articles from 2023
    New Product Showcase: Motors, Drives, Motor Controls, Power Distribution Equipment — November 2023

    New Product Showcase: Motors, Drives, Motor Controls, Power Distribution Equipment — November 2023

    Nov. 9, 2023
    Check out the latest product innovations in motors, drives, motor controls, and power distribution equipment.
    Photo 1. This bearing was relubricated with an excessive quantity of grease.

    Best Practices for Electric Motor Bearing Relubrication

    Aug. 10, 2023
    Optimize the lifetime and performance of machines through proper relubrication frequency and quantity.

    Recommended

    ecm_apprentice4_niche_ebook_webads_psds_horiz_1200

    Apprentice's Guide to Niche Applications

    Dec. 4, 2024
    Prepare for any electrical installation situation with trainer Harold De Loach.
    ecm_apprentice3_cable_ebook_webads_psds_horiz_1200
    Ecm Labor Short E Book Web Ads Ps Ds Horiz 1200x628
    © Mrchan | Dreamstime.com
    five fingers
    © Christian Delbert | Dreamstime.com
    HVAC Equipment
    © Denniro | Dreamstime.com
    Video camera
    © David Spates | Dreamstime.com
    Technician With Air Handler Blower Motor Maintenance
    © Wiroje Pathi | Dreamstime.com
    Industrial Chiller Motor Maintenance

    NEC: Air Conditioning and Refrigerating Equipment — Part 5

    March 3, 2023
    Article 440, Part V provides the requirements for the motor controllers used in HVAC and refrigeration compressors.
    © Denniro | Dreamstime.com
    Video camera

    EC&M Tech Talk Video — Code Requirements for Disconnecting Means

    March 1, 2023
    Randy Barnett reviews the many of the more requirements in the NEC, NFPA 79, and NFPA 70B in Episode 24.
    © Thor Jorgen Udvang Dreamstime.com
    Motor

    The Apprentice’s Intro Guide to Motors

    Feb. 9, 2023
    How to apply NEC Art. 430 for motors, motor circuits, and controllers in the field
    © David Spates | Dreamstime.com
    Technician With Air Handler Blower Motor Maintenance

    NEC: Air Conditioning and Refrigerating Equipment — Part 3

    Jan. 3, 2023
    Article 440, Part 3 provides the requirements for the branch-circuit short-circuit and ground-fault protection used in HVAC and refrigeration equipment.