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. 

At a small telecommunications facility, equipment mysteriously started self-destructing for no apparent reason. Laptops, routers, printers and cell phones were apparently just becoming nonfunctional.

After 15 years of rural living on a small farm in Southern California, my wife and I recently moved back into the city. Now, as we walk around our neighborhood, we are often reminded that we live in one of the smartest “smart cities” in the world: Santa Monica, Calif.

As new technology such as Amazon Alexa is linked to smart home devices, lamps are becoming more than simple lights that turn on when you flip a switch.  


In the last year or two, I have written a few articles about NFPA 3, Recommended Practice for Commissioning of Fire Protection and Life Safety Systems, and NFPA 4, Standard for Integrated Fire Protection and Life Safety System Testing. These were both part of NFPA 3 starting in 2013.

More on Systems

 
In-Stat Research Finds Increase in VoIP Users
by Staff |

Cable operators and Vonage are driving continuing growth in the U.S. residential voice over Internet protocol (VoIP) telephone market, according to In-Stat, a Scottsdale, Ariz.-based market research firm. Data from the high-tech market research firm’s U.S.


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Surveillance with Smarts
by Staff |

Get on board with video intelligence


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Grounding Devices, Wiring and Grounding a Transformer and More

Article 200—Use and Identification of Grounded Conductors; Article 220—Branch-Circuit, Feeder and Service Calculations; Article 240—Overcurrent Protection; Article 310—Conductors for General Wiring; Article 314—Outlet, Device, Pull and Junction Boxes; Conduit Bodies; Fittings; and Handhole Enclosure


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Ethernet Switch Market Shows Steady Growth
by Staff |

According to the Redwood City, California-based market research firm, Dell’Oro Group, the Ethernet switch market will grow steadily over the next five years; revenues are expected to reach $19 billion by the year 2011.


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Houston and Los Angeles Catch the Muni Wi-Fi Buzz

On the same day, two mayors announced their municipalities soon will become part of the growing legion of cities to adopt a citywide wireless broadband network.


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Behind the Integration Buzz

It's called digital living—Are you ready to embrace it?


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Renovation Meets Integration

The need for modern mechanical and communication systems is breathing new life into aging buildings through technologies many decades newer than their bricks and mortar;


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