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  • Bringing Fused Protection to Today’s PV Arrays

    With solar photovoltaic (PV) arrays, whether on a homeowner’s roof or spread across acres in a utility installation, it’s the panels that get most of the attention. However, it’s the racks, conductors, overcurrent protective devices and other “balance-of-system” equipment that now is more significant in a project’s total cost.

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  • Fuse Specification – Act Fast, or Take Your Time?

    Fuses provide critical protection to electrical systems and the properties those systems serve by opening circuits to shut down the flow of electricity when dangerous overload and short-circuit conditions occur. But sometimes this protective behavior can become a nuisance, as when standard inrush currents trigger a fuse to blow.

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  • Specifying Flexible Conduit with Extreme Temperatures in Mind

    Introduction
    Most electrical wiring and conduits operate within a “comfortable” range of operating temperatures, but there are also many others that experience either extremely low or high temperatures or both. All of these cases require conduits specially designed to deliver their rated performance, including flexibility and protection, under conditions beyond those of standard types.

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  • Southwire Develops Overhead Conductor for Extreme Ice Conditions

    Numerous electric utilities across the country have had to weather significant ice storms over the past several winters that have taken down overhead transmission and distribution lines.

    Southwire has developed a new high-quality and high-strength overhead conductor designed to help power lines withstand extreme ice loads.

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  • AFC Cable Color Codes MC Cables for Speed and Ease of Identification and Inspection

    Atkore International’s AFC Cable uses color coding to save contractors and building owners time, money and maintenance costs when wiring new or retrofit locations.

    The company’s Type MC cables including MC TUFF, MC Lite and other MC cables in a variety of specialty configurations do this using AFC’s ColorSpec ID System.

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  • Data Centers Part 1 — The Growing Industry

    Over 30 years ago, I walked into my first datacom room. It provided the network and data interface for a food processing facility. It connected all the plant's office computers, along with providing connectivity to the home office across town.

    It was housed... in a closet. And not a big closet, either.

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