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. 

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.


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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.


Data centers are energy hogs. They can consume up to 100 times more energy than a standard office building, according to the Department of Energy’s (DOE’s) Office of Energy Efficiency and Renewable Energy (EERE).

More on Systems

 
Home Security Technology In The Digital Age
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On a similar plane, the evolution of digital technology has transformed almost every aspect of our lives, from the work environment to the home, from professional to personal.

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Security System Integration in Schools

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Gone are the days when playground safety was the chief security concern in schools. In the wake of Columbine and Sandy Hook, educational institutions are increasingly adopting security systems that enable them to respond to various emergencies in real time.

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Cat-Scratch Fever
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Last month, I discussed the evolution of PC networks to Ethernet over twisted-pair cables. Toward the end of the 1980s, the IEEE created a new standard for Ethernet called 10Base-T, which means 10 megabits per second (Mbps), baseband (AM, not FM) over unshielded twisted-pair (UTP) copper cable.

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Have I Got A Deal For You!
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Reading through the websites and marketing Material of the major power quality instrument manufacturers in the hopes of figuring out which power quality monitor to buy can leave one feeling confused, frustrated and wondering which way to turn.

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Disaster Strikes
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Despite the threat of disasters, many people fail to develop emergency plans. It often takes experiencing a disaster to recognize the need for a contingency plan, but electrical contractors can suggest such plans to their customers before calamity strikes.


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Fight the Power: Notification Appliances
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I receive questions and stories about installer experiences with code-compliant fire alarm systems in the field, many relating to issues about the use, application and installation requirements of visible and audible notification appliances.

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Analytics of Surveillance
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Cameras aimed at customers moving through store aisles can provide a lot more than security. Retailers have become technically savvy and hungry for data about their customers’ behavior and habits, which is information that, until now, has given online retailers an edge.

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