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

 
Pushing the Edges of E-Commerce with Project Collaboration
by Staff |
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Perhaps the most useful and exciting, yet technologically complex and challenging e-commerce application is the application service provider (ASP).

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How Many Fibers Are Enough?
by Staff |
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Our local newspaper reported that the local phone company had completed installing fiber optic cables between their central offices in the Boston area. That didn’t surprise me, but what did was the description of the cables they were installing. Each cable had 864 fibers in it!

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Permanent Link versus Basic Link: What Does It Mean for Copper?
by Staff |
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With the approval and publication of Telecommunications Industry Association (TIA)-TSB67 “Transmission Performance Specifications for Field Testing of Unshielded Twisted-Pair Cabling Systems” in October 1995, TIA launched the industry requirement for cabling system transmission performance and field

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System Solutions Start with Intercoms and Paging
by Staff |
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Bells and whistles don’t always sell low-voltage products. It’s the tried-and-true equipment that has become indispensable to commercial, industrial, and institutional customers. This equipment holds a market, and intercoms and paging systems are a perfect example. New they’re not.

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You Had to Be There - The First E-Contracting Conference
by Staff |
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“If you don’t feel confused and scared, you don’t know what’s happening.” With that quote from GE Chairman Jack Welch, one speaker got the rapt attention of a couple hundred contractors and e-commerce exhibitors who attended the first e-contracting conference, sponsored by Electrical Contractor maga

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Choosing Fiber for Premises Applications
by Staff |
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Up until a couple of years ago, one never thought about choosing the fiber in the fiber optic cable you bought. If you were buying cable for outside plant applications like telephone or CATV networks, you chose single-mode fiber.

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CCTV Integration with Optical Fiber
by Staff |
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As with so many other areas of technology, optical fiber is making serious inroads in the traditional copper and coax segments of the new-installation business for closed-circuit television (CCTV).

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