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. 

Invented in the 1980s at Eastman Kodak, organic light-emitting diodes (OLEDs) are composed of a layer of organic material situated between an anode and a cathode and deposited on a substrate.

Silence! Production came to a screeching halt. Except for a few faint alarms in the distance, an eerie quiet fell over a large part of the facility. It was quite an ominous sight to see the emergency lights attempting to penetrate the darkness from the power outage.


What PIAM does


It is becoming increasingly complicated to manage both the physical and digital access security needs of corporate, institutional and government facilities.

In several recent columns, I discussed the process of fiber optic terminations. I examined each step in detail and shared some of the things I have learned from experience and teaching students. As they say, one learns from one’s mistakes.


More on Systems

 
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
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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
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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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TIA Published New Standard TIA/EIA-568-B.2-1
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The Telecommunications Industry Association (TIA) has published two new standards, 'Commercial Building Telecommunications Cabling Standard, Part 2: Balanced Twisted Pair Cabling Components, Addendum 1 -- Transmission Performance Specifications for Four-Pair 100 Category 6 Cabling.

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