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. 

Eaton’s Power Xpert multipoint meter

Although submeters have long enabled building owners, multiresidential property managers and facility managers to better control energy consumption and costs, use of the technology has remained steady in about 10 to 15 percent of the commercial and multifamily residential building space.

Last month, I covered the challenges to traditional structured cabling from multimode optical fiber and wireless. Multimode fiber became the favorite cabling for the backbone but never made it to the desktop because every connected device already had a free Cat 5 port.

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.

Electrical Contractor Magazine

More on Systems

 
A Surviving Dot-Com Mutates
by Staff |
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SmartElectrical.com—the only operational site of the SmartContractor.com “stable”—has changed dramatically since its founding. What’s impressive is SmartElectrical.com’s adaptation to the prevailing environment.

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'Numbers Game' Is Putting the Industry in a Vise
by Staff |
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(For referenced charts, graphs and tables, please refer to the January issue of Electrical Contractor).

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Wire and Cable Management Solutions Suit Any Field Condition
by Staff |
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Cable management for voice/data/video (VDV) is a very important element in an infrastructure and belongs just about everywhere there is cable to be laid.

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Category 6 Gigabit Ethernet Standard Approved
by Staff |
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The first Category 6 application has been approved and published as of June 2001. It is an alternate transmission scheme for 1Gigabit Ethernet taking advantage of the increased bandwidth offered by Category 6 cabling systems.

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Get a Hold (Up) on Bank Security
by Staff |
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Financial institutions, bank branches, and a variety of other lending organizations generally have one thing in common—money. And, that money sometimes has to be protected from unscrupulous persons who might want to grab what’s not legally theirs.

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TIA to Address Cabling Needs of Internet Data Centers
by Staff |
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At its June 2001 meeting, the TelecOMMunications Industry Association (TIA) Engineering Committee TIA TR-42 approved formation of a new working group, TR-42.1.1, for network distribution nodes.

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It's Alive!
by Staff |
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Magazines devoted to business-to-business (B2B) e-commerce have been rife with optimism about the “next stage” of a trend that’s coming soon to a computer screen near you.

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