Articles by Timothy Coyle, P.E.

Current Affairs: Automatic Transfer Switches--Part 3

By Timothy Coyle, P.E.
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Out-of-phase transfer can ruin your equipment and your day.
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Current Affairs: Automatic Transfer Switches: Part 2

By Timothy Coyle, P.E.
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Be careful with switch specs.
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Current Affairs: Electrical O&M Data Requirements (March 2001)

By Timothy Coyle, P.E.
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Don’t leave the O&M staff “in the dark.”
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Current Affairs: Ground Fault Protection - Part 2 (February 2001)

By Timothy Coyle, P.E.
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Protect your equipment with ground fault relays.
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Current Affairs: Ground Fault Protection Part 1 (January 2001)

By Timothy Coyle, P.E.
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Plan to keep personnel safe.
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Current Affairs: Outsmart the Outage (December 2000)

By Timothy Coyle, P.E.
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Emergency and standby systems - know the difference.
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Current Affairs: Ratings And Reality (September 1999)

By Timothy Coyle, P.E.
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There really is no such thing as a dumb question.
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Current Affairs: Motor Starter Basics - Part 1 (October 1999)

By Timothy Coyle, P.E.
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Meet the first two motor circuit must-do's.
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Current Affairs: Why A Special Motor? (November 2000)

By Timothy Coyle, P.E.
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Choose the correct motor for your specification.
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Current Affairs: Motor Starter Basics - Part 2 (November 1999)

By Timothy Coyle, P.E.
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While designing, ask yourself: Is a local disconnect switch required for the hvacr equipment?
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2014 August

Check out the August 2014 issue of Engineered Systems, with features on UFAD systems, cloud services, and much more!

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