Systems

 

 

Integrated electrical and low-voltage systems of all types—inside and outside a building—encompass the range of work that electrical contractors do. The articles in this section highlight different types of work, from security, fire and life safety, to traditional electrical power and distribution, to lighting, cabling and more. 

Imagine storing summer heat. Renewable energy has always been about the art of the possible, turning the obvious and plentiful into a reliable source of clean fuel. If the wind, waves and even the almighty sun can be harnessed for generation, almost anything else can be captured, too.

Safety has always been one of the biggest knocks against nuclear power. A standard adopted in March 2016 by the Institute of Electrical and Electronics Engineers (IEEE) and the International Electrotechnical Commission (IEC) could further the industry’s neverending quest to address those concerns.

Last month, we published our annual construction forecast. We’ve been doing this gig for quite a while, and, if there’s a running theme connecting every forecast, it’s uncertainty. It’s not exactly the weather, and we give those guys and gals grief for their unreliability, too.

Two recent reports analyze the outlook for building automation and control systems.

More on Systems

 
Ensuring Earth Connection

In the 2002 and previous editions of the National Electrical Code, the metal frame of a building or structure was required to be used as a grounding electrode when the metal of the building or structure was effectively grounded.


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Wireless LAN Solutions: The explosion extends to the integrated building

FOR SECURITY, COMMUNICATIONS, CONTROLS and other information technology functions, wireless is one of the fastest-emerging growth markets. In the business environment, wireless networking has to be safe and secure because sensitive data, personnel records and other information are at stake.


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Prefabricated Components

Using prefabricated and preassembled electrical components often can bring substantial cost savings, especially on large projects such as hotels and hospitals that have a large number of identical layouts.


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AFCI Protection, Nonmetallic Conduit and More

Article 110 Requirements for Electrical Installations Article 210 Branch Circuits Article 230 Services Article 240 Overcurrent Protection Article 300 Wiring Methods Article 342 Intermediate Metal Conduit: Type IMC Article 352 Rigid Nonmetallic Conduit: Type RNC Article 408 Switchboards and Panelboar


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Bluetooth Moves Ahead

Good old Bluetooth, the hot topic in regard to personal area networks (PANs). Though it goes into a sort of technology-remission every so often, it is still out there and has a loyal following. Attention is once again being focused in its direction, but this time for different reasons.


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CCTV: Any Application, Anytime

If you blink, you may miss something. That's how fast the closed-circuit television (CCTV) surveillance market is moving these days. But capturing surveillance activities is something CCTV cameras won't miss.


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Fiber Outlook, 2005

Every year, fiber optics gains more converts and more market share. And each year, many of its proponents predict the demise of copper wiring. Don't believe it-not yet.


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