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. 

Energy costs and potential energy shortages are increasingly driving commercial building and industrial facility owners to find ways to use less energy for the same level of activity.

I suspect that the idea of employing anaerobic adhesives for fiber optics came from someone using Krazy Glue or the two-part adhesive made to fix a car’s rearview mirror after it fell off in the hot summer sun.

In solar installations, ranging from rooftop panels and larger community- and utility-scale arrays, photovoltaics (PVs) are becoming increasingly important to our energy supply.

Damaged dog-fence power source

Lightning is the biggest cause of damage and destruction of electrical and electronic equipment in industrial facilities, commercial buildings and homes, as stated in the 2008 report by the U.S. National Lightning Safety Institute.

More on Systems

 
Opportunities and Challeges Continue to Grow in the Fire/Life Safety Systems Market
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The estimated installed market value of fire alarm systems in commercial facilities is valued at nearly $3.3 billion. It is estimated that systems installers account for more than half of this market value (55 percent). This information is based in part on the “U.S.

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Fiber Optic Cleaving Techniques
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A good cleaver helps cut out costly mistakes To get good fiber optic splices or terminations, especially when using the pre-polished connectors with internal splices, it is extremely important to cleave the fiber properly.

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'James Bond' Surveillance
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Covert “007” techniques are possible James Bond, watch out! Now, many of the techniques employed by the action adventure hero turned cultural icon are possible—especially when it comes to closed-circuit television surveillance (CCTV).

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Bridging the IT Gap
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It’s easier when you speak the language

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Wire Cutting and Paralleling
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A little innovation goes a long way More than 25 years ago, Rexel’s Upper Marlboro (Md.) Regional Distribution Center came up with a value-add to improve service to contractor customers. Among the first to take advantage of Rexel’s wire cutting and paralleling service was Dynalectric Co.

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'Standards Compliant' in the Residence
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 Moving toward standardization Certain elements of the installation of wiring/cabling for residential low-voltage systems are on their way to becoming “standardized,” or at least looked at as benchmarks. Here is a closer look at some guidance for a “standards compliant” installation.

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