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. 

In several recent columns, I discussed the process of fiber optic terminations. I examined each step in detail and shared some of the things I have learned from experience and teaching students. As they say, one learns from one’s mistakes.


Data centers are energy hogs. They can consume up to 100 times more energy than a standard office building, according to the Department of Energy’s (DOE’s) Office of Energy Efficiency and Renewable Energy (EERE).

Dranetz Model 606 was introduced in 1975.

The importance of monitoring the quality of the electrical supply has increased with the ongoing push to boost uptime, productivity and profits. When carrying out business 24/7, having a process or operational interruption can negatively affect of the bottom line.

Invented in the 1980s at Eastman Kodak, organic light-emitting diodes (OLEDs) are composed of a layer of organic material situated between an anode and a cathode and deposited on a substrate.

More on Systems

 
Grab Your Share of Security
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Insiders in the security alarm industry—those installing companies that have been at it successfully for years—are reluctant to share their secrets to success.

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TIA/EIA-568-B Is Finished!
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With the approval of TIA/EIA -568-B.2—Part 2: Balanced Twisted-Pair Cabling Components at the March 2001 meeting of TIA, all three standards making up the TIA/EIA-568-B Commercial Building Telecommunications Cabling Standard are approved and published.

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Voice/Data/Video Product Focus
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Intermediate Arrester

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The Web Can Help Us Do Important Things, Three Large Contractors Say
by Staff |
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From Louisville, St. Louis, and Leavenworth, Kan., the three contractors profiled—last month, this month, and the next—are working to become even more lean and efficient.

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The Web Can Help Us Do Important Things, Three Large Contractors Say
by Staff |
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From Louisville, St. Louis, and Leavenworth, Kan., the three contractors profiled — this month and the following two months — are working to become even more lean and efficient.

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NYSERDA Supports Voice-recognition Thermostats
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Many people talk to their programmable thermostats. The problem is that they are usually cursing the devices because they are so difficult to program. In fact, studies show that only 31 percent of owner-occupied homes with programmable thermostats installed have actually programmed the devices.

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Are Telecommunications Closets Obsolete?
by Staff |
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Last month, we discussed the centralized fiber optic architecture and how it affected network design. This month, we’ll continue the discussion, looking at how this can affect the design and/or need for a telecommunications closet (TC).

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