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. 

McClure Electric, San Francisco, has been in business since 1966, but it wasn’t until the mid-1990s that it got involved in low-voltage work.


I am always amused when I hear, “No one uses heat-cured epoxy connectors anymore.” In fact, about 95 percent of all connectors, including every factory-made patchcord, uses heat-cured epoxy for its ease of use, low cost and high reliability.

NFPA 70B, Recommended Practice for Electrical Equipment Maintenance, has championed the importance of an electrical preventative maintenance (EPM) program for years.

Residential home fire alarm protection methods can be broken down into two distinct applications: stand-alone detection devices, known as smoke alarms or carbon monoxide (CO) alarms, and combination fire alarm and detection systems that employ smoke detectors and CO detectors connected to a resident

More on Systems

 
Extranet Use Enhances Employee Education, Project Management, and Procurement
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Electrical contractors are giving higher priority to bringing company and project management into the Internet age. While the final solution may take time, multiple choices are taking shape, each offering significant benefits.

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Which Fiber, at What Speed, and for What Distance?
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Copper technology has evolved to the point where a 100-meter maximum distance is among the golden rules of premises cabling. This rule is rooted in 10BASE-T Ethernet and the first edition of Telecommunications Industry Association/Electronic Industry Association (TIA/EIA)-568 in 1991.

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Myth No. 3: Fiber Optic Installers Are 'Splicers'
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In the telephone business, the guys who terminate fiber optics are called splicers. They follow the cable pullers who install those gigantic spools of fiber.

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Ensuring Backwards Compatibility of Cable Connecting Devices
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Electronic technology is among the fastest changing industries in the world. As technology changes, more sophisticated equipment is developed. With new technology and equipment come changes in the method of connecting the equipment in both new and existing buildings.

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'The Cabling System Shall Be In Accordance With TIA/EIA-568-B.1'
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This column’s title is probably the most commonly used phrase in Requests for Quote or Bid. Therefore, it is appropriate to understand what, “The cabling system shall be in accordance with TIA/EIA-568-B.1” means and does not mean relative to the bidding process.

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How Much of a Computer Do You Need to Succeed?
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Look through this issue’s advertisements. I’ll bet you can’t find more than a few that do not include an Internet address to contact for more information. This “www” address is a Uniform Resource Locator (URL), which is used to view a particular site on the World Wide Web.

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Effective Marketing Proposals - Part II
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A proposal’s primary objective is to persuade your customer to take specific action, including contracting your products and services. Often you will write a proposal in response to a request for proposal (RFP) or request for quotation (RFQ) that the prospect and/or consultant sends.

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