Motors

Everything you need to know about motors and motor controls, including selection, installation, operation, maintenance, performance, repair, and standards
EC&M Asks — Summarizing NEC Art
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Courtesy of EASA.

Highlights

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The 5 Most Memorable Training Articles of 2023

Jan. 8, 2024
A look into some of EC&M readers' favorite training-related articles of last year

Improving Performance of Rotating Equipment Using Vibration Monitoring

March 6, 2024
Key factors for establishing an effective vibration-based machine condition monitoring program
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How to Cut Down on Motor Downtime Costs

Jan. 2, 2024
Three steps maintenance managers can take without requiring additional resources
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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.
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HVAC Equipment
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Video camera
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Technician With Air Handler Blower Motor Maintenance

NEC: Air Conditioning and Refrigerating Equipment — Part 7

April 3, 2023
When a room air conditioner is considered a single-motor unit
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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.
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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.
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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