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. 

Last month, I addressed how to determine if an adhesive/polish connector was good by inspecting the polished end of the connector with a microscope.

Every other year, the release of the Profile of the Electrical Contractor enables us to examine the changes that have taken place in the electrical contracting industry.

According to the Energy Storage Association, an energy-storage system improves the way electricity is generated, delivered and consumed. It certainly helps during power outages.

In April 2014, access control technology and security service provider Matrix Systems Inc., Miamisburg, Ohio, launched a technology division named Frontier.

More on Systems

 
Analog to Digital Expands CCTV
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Digital video makes surveillance a snap. At your fingertips are control functions (pan-tilt-zoom, recording, etc.) and limitless remote monitoring options.

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TIA Approves Automation Standard
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In the March 2002 issue, I reported on the activity within the Telecommunications Industry Association (TIA) to develop a cabling system in support of building-automation systems (BAS). At the time of writing that article, the document was out for industry ballot.

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Choosing the Right Fiber Optic Cable
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Choosing the right fiber optic cable is extremely important for any installation. The purpose of the cable is to protect the fibers during installation and the service lifetime. Several types of cable are available.

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What Vendors Offer in E-Commerce
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This is the second of three columns dealing with industry distributors and what they are doing on e-commerce.

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Understanding Wavelength
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Fiber optics is full of jargon but it’s important to understand it. One of the more confusing terms to many is “wavelength.” It sounds very scientific, but it is simply the term used to define what we think of as the color of light.

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Branch Circuits, Grounding, Luminaires and More
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Article 210 Branch Circuits Article 220 Branch-Circuit, Feeder, and Service Calculations Article 230 Services Article 250 Grounding Article 404 Switches Article 410 Luminaires (Lighting Fixtures) Lampholders, and Lamps Article 445 Generators Article 702 Optional Standby Systems Volume I of the Fire

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Rising to IBS Installations' Challenges
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The arena of voice/data/video installations for electrical contractors can be both challenging and rewarding. The market is flowing into combining the traditional with the new in what is now being called integrated building systems (IBS) installations.

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