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. 

Residential end-user expectation is fueling automation expansion not only in the homes of the wealthy but also in middle class developments where residents expect to be able to manage the operation of their homes with their cell phone or tablet.

The advertisements bombard us constantly. On television, on websites, in your inbox, all with the same message: everyone else is using technology that integrates security systems with home automation and enables remote control of the whole house with smart devices. Why aren’t you doing this too?


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.

More on Systems

 
Pushing the Edges of E-Commerce with Project Collaboration
by Staff |
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Perhaps the most useful and exciting, yet technologically complex and challenging e-commerce application is the application service provider (ASP).

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How Many Fibers Are Enough?
by Staff |
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Our local newspaper reported that the local phone company had completed installing fiber optic cables between their central offices in the Boston area. That didn’t surprise me, but what did was the description of the cables they were installing. Each cable had 864 fibers in it!

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Permanent Link versus Basic Link: What Does It Mean for Copper?
by Staff |
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With the approval and publication of Telecommunications Industry Association (TIA)-TSB67 “Transmission Performance Specifications for Field Testing of Unshielded Twisted-Pair Cabling Systems” in October 1995, TIA launched the industry requirement for cabling system transmission performance and field

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System Solutions Start with Intercoms and Paging
by Staff |
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Bells and whistles don’t always sell low-voltage products. It’s the tried-and-true equipment that has become indispensable to commercial, industrial, and institutional customers. This equipment holds a market, and intercoms and paging systems are a perfect example. New they’re not.

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Choosing Fiber for Premises Applications
by Staff |
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Up until a couple of years ago, one never thought about choosing the fiber in the fiber optic cable you bought. If you were buying cable for outside plant applications like telephone or CATV networks, you chose single-mode fiber.

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CCTV Integration with Optical Fiber
by Staff |
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As with so many other areas of technology, optical fiber is making serious inroads in the traditional copper and coax segments of the new-installation business for closed-circuit television (CCTV).

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Extranet Use Enhances Employee Education, Project Management, and Procurement
by Staff |
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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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