EA March 2025
HVAC/R!
Discover the latest insights shaping the HVAC/R industry.
Electrical Apparatus is the monthly magazine and virtual community for electromechanical professionals who design, specify, use, sell, operate, maintain and repair electrical equipment.
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ELECTRICAL APPARATUS | MARCH 2025
Electric Avenue
12 Making inroads
How and why heat pumps are becoming common features in electric vehicles
By Maura Keller, EA Contributing Writer
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EA Reader Profile
16 Learning — and discovering — through doing
Christian Kluge asks, ‘When you yourself don’t do something, how can you lead others to do something?’
By Colin Gregory-Moores, EA Contributing Writer
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HVACR
20 District cooling
This centralized method of cooling multiple facilities might offer new opportunities for installation and service
By Bill O’Leary, EA Contributing Writer
25 HVACR training today
The HVACR program at Illinois’ Elgin Community College illustrates an industry’s priorities
By Charlie Barks, EA Managing Editor
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Motors & Generators
29 Keeping cool under pressure
New advances in cooling systems for electric motors By Chase Fell, EA Contributing Writer
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Finance & The Workplace
33 Contractor financial reports
Tracking revenue and accounting for labor costs is essential for success in contracting
By William H. Wiersema, CPA, EA Contributing Editor
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Plant Life
38 HVACR refrigerants go au naturel
How natural refrigerants are replacing their less environmentally friendly alternatives By
Bill O’Leary, EA Contributing Writer
Energy
41 Lightning motors
Electrostatic concepts are being researched for commercialization By Charlie Barks, EA Managing Editor ​
Pump It Up
42 Circulator rules
The clock is ticking on a Dept. of Energy efficiency rule for the circulator pumps used in HVACR By Kevin Jones, EA Senior Editor
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ELECTRICAL APPARATUS | MARCH 2025
Departments
04 The editor's comment
A fresh wind blowing in HVACR​
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05 Let's solve your problem
Answers to questions about motor lead cable and windings
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06 Business
What’s new in the business of HVACR
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08 Associations
An HVACR association lays out its legislative priorities
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10 Know your industry
Refrigeration Service Engineers Society keeps its industry cool
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15 Speaking of . . .
Oil-and-gas giant pulls out of wind power project
19 Calendar
Upcoming events on testing, sales, and power generation
24 Names & faces
Personnel changes at MSC Industrial and NSI Industries
24 Deaths
David Grainger, senior chairman of W.W. Grainger
35 Plant happenings
Ethanol, clothing plants to close; beverage, paper plants to open
36 Product showcase
The newest and best in products for HVACR operations
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40 Utilities
Los Angeles electric utilities on the defensive after wildfires
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44 Classified advertising
Your monthly marketplace for equipment, businesses, and more
44 Cy's Super Service
The electrical service industry’s most prominent curmudgeon
45 EA puzzle
A crossword puzzle based on EA’s January and February issues
47 Moe, Genny & friends
The surreal world of an anthropomorphized motor and generator
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48 Direct & current
A plant expansion for Schneider and a lawsuit against John Deere
48 Advertising index
Who’s who—and who’s where—in this issue of Electrical Apparatus