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. 

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

When we install fire protection
in a building, we are focused on active protection systems such as fire alarms, fire sprinklers, clean agents or smoke control.

More on Systems

 
Reverse Auctions and Construction - Online Bidding Has Promise and Problems
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In reverse actions, also knows as "online auctions," " e-sourcing," and "e-procurement," buyers use the Web to drive prices down. If this concept is new to you, it might sound weird. An auction might be held after a company goes bankrupt and sells off its possessions, including desks and computers.

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Installing Fire Alarm Systems - Part I: A Quick Guide To Getting Started In The Business
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Many electrical contractors have attempted to install commercial fire alarm systems and because they were not properly prepared, they did not enjoy the experience. What steps do you take to properly install such a system?

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Fiber Optic Update - A Peek At The Future, A Look At The Past
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The beginning of the year is always a good time to reflect on the past and contemplate the future. Except in fiber optics. It is hard to get people to look back, as the last year and a half has been pretty painful for many in fiber.

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Contractors Should Learn About Wireless LANs - They're No Longer Cost-Prohibitive
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Just yesterday, or so it seems, wireless technology meant nothing more than cell phones. In fact, it may be that the whole love affair with all things wireless truly began with pagers. Remember when everybody and their brother had one? Don’t you wonder where they all went?

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Code Question
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Question: I know you have addressed the practice of using 15 amp rated conductors for switch legs in residential 20 amp lighting circuits. I still have electricians saying it meets code. Will you try again? Thanks, Don Stephens Answer: Thanks for your comment Don.

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Wireless Local Loop Technology Eyeing the Last Mile
by Staff |
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In spite of previous setbacks, many in the telcom industry still see potential in Wireless Local Loop (WLL) technology to complete the connection between users and their phone companies. Past attempts have not been encouraging.

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California's Energy Future Looking Brighter
by Staff |
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According to the California Energy Commission, Golden State residents will have no trouble turning on their air conditioners this summer.

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