Author:

Chris Mohalley

Company name: Regal Rexnord

Position: Training Manager

Chris Mohalley is the training manager at Regal Rexnord. He has written for ACHR News and tends to center his training on blower motors, especially ECMs. Chris is a veteran speaker at the HVACR Training Symposium and has also appeared on several HVAC School podcast episodes about blower motors and airflow performance.

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ECM and RTFM, This Is the Way!

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MERV vs Motors

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ECM Types and Applications

In this podcast episode, Bryan and Chris Mohalley of Regal Beloit discuss the different types of ECM. They also cover applications where you can expect to find ECMs. In the HVAC industry, we typically use three types of motors: constant-torque, constant-airflow, and constant-speed. Every ECM works on electronic commutation, so constant-torque motors use that to […]

How EC Motors Work

In this podcast episode, Bryan and Chris Mohalley from Regal Beloit discuss EC motors. They also describe ECM applications and how those motors work. EC motors (ECMs or “ECM motors”) are electronically commutated motors. These motors are generally three-phase AC motors operated by a drive; that drive is a combination of an AC-to-DC converter, microprocessor, […]