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

 
Designing Fiber Optic Connectors
by Staff |
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In last month’s Electrical Contractor, we wrote about how to improve your fiber optic termination techniques. Fiber optic connector manufacturers work hard to make terminations easier and less expensive, and with higher performance capabilities.

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10 Gigabit Ethernet Is on the Horizon
by Staff |
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Experts expect the 10 Gigabitt Ethernet (10Gig-E) standard to be completed by March 2002. One of the first questions to ask is, why should we need 10Gig-E when 1Gig-E was only standardized a couple of years ago?

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TIA to Redefine Telecommunications Administration
by Staff |
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In 1993, TIA approved and published TIA/EIA-606 Administration Standard for the Telecommunications Infrastructure of Commercial Buildings. This standard has received limited market acceptance, possibly for two reasons. First, TIA/EIA-606 provides few concrete requirements.

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Product Focus: Distribution/Routing
by Staff |
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Ethernet IP Gateway

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Video Technology: At the Speed of Light
by Staff |
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Anything––and everything––is a possible subject of closed-circuit television (CCTV) surveillance.

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Up the Learning Curve, Together: Distributors and Contractors
by Staff |
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E-commerce isn’t dead, it’s gone underground. Here’s a look at how some larger electrical distributors are working with contractors—far from the glare of the spotlight.

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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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