ARTICLES
Motors: Terms Of Service, Part 2
Round out this discussion of motor fundamentals for HVACR with a closer look at starting, standards, and more.
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Utility Interconnection With On-Site Generation
So, you want to generate your own power, for emergencies and/or for everyday use. For the sake of your design/budget/schedule, learn what the utility might expect from you — and what you should expect from it.
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Terms Of Service: Motor Fundamentals
In the first of a pair of articles on motor fundamentals for HVACR, the author gets into everything from industry standards and service conditions to changing speeds, enclosures, and the often misunderstood service factor. You’ll want to save this one for your team’s reference library.
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Size Matters: Trends In Standby Power Systems For Health Care Facilities
These days, designs are favoring higher total system capacities, larger generators at higher output voltages integrated into “campus-type” power distribution systems, and security. Review design approaches, lessons learned, and relevant codes.
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Calculating Backup Power Supply Requirements
Different types of load, from uninterruptible power supplies to VFDs and beyond, make for different approaches to your specific backup power situation.
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