Electrical Contractor Magazine

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 this third part of my series on the most common power quality phenomena, I group several IEEE 1159 categories together under the general description of “distortion.” Though one might argue that all power quality phenomena result in distortions of the voltage sine wave, these are the more steady-s

Positioning


About three years ago, security service providers started offering smart security solutions complete with professionally monitored home security services that were enhanced with home automation and energy management capabilities.

There is no shortage of organizations predicting what the construction market will look like in 2014. We have all experienced how poorly predictions may work out in some areas (e.g., the weather).

After years of low compound annual growth rates (CAGRs) and limited innovation, the home security market is finally evolving with new and affordable security control products, and systems are becoming widely available, according to a November 2013 blog from Amdocs Inc., a software and service provid

Electrical Contractor Magazine

More on Systems

 
Cool Tools: Ladders
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Installing and maintaining a building’s structured wiring system often means accessing locations that are out of reach from floor level, and many workers choose to use various types of scaffolding, including compact work platforms on wheels that provide a base for overhead work.


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Remote Home Management Coming to a City Near You
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As digital technology occupies an ever-widening space in our daily lives, the prospect of total digital control over the household does not seem too far-fetched.

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Under The Right Conditions
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Now that we’ve covered the test equipment and learned how to estimate the measured loss using a loss budget, it’s time for one more related topic: creating the test conditions to get the “right answer.” And what, you might ask, is the right answer?


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From Mainframe to Digital
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Data centers first appeared in the 1970s as mainframe computing environments. Their design is still evolving to best operate efficiently and reliably.

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What kind of contractor?

Structuring A Solution
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Wireless technology is certainly getting attention these days. We’ve covered the extensive range of new home automation and security products and systems often here in the pages of ELECTRICAL CONTRACTOR.

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Cutting The Cord For Control
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Are wireless controls taking market share from their wired brethren? A report released by Navigant Research says they are. Growth in the sector is expected to continue, with annual worldwide shipments of wireless nodes for building controls forecast to surpass 36 million by 2020.

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On Your Mark, Get Set ...
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You finally were able to buy a power quality monitor to determine what is causing your customers’ equipment to misoperate.

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