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. 

Renovating commercial buildings that require fire alarm system updates presents many challenges. First, the upgrade that is designed and installed must comply with NFPA 72, National Fire Alarm and Signaling Code. The challenge comes from determining which edition should be followed.

Ideal Networks LanTEK III certifier

Commercial datacom networks must be certified that they are correctly installed and meet industry performance standards. That makes certification testers a basic tool for installers, and manufacturers must plan ahead to have test instruments available as standards change.

It seems like every decade or so, elementary school educators employ a new way of teaching math. When parents try to help, they are greeted with “That’s not how we do it.” Yet the fundamental laws of mathematics haven’t changed since the time of the ancient Greek and Persian mathematicians.


Automation systems have served a variety of benefits to five-star hotels over the past decade. Recently, moderately priced hotels have adopted the technology.

More on Systems

 
Integrated Growth

According to a report by the ARC Advisory Group Inc., Dedham, Mass., steady growth will push the global market for automated building systems to more than $25 billion in 2009, with market expansion over the next five years expected to compound at an annual growth rate of nearly 5 percent.


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The Language of Technology

Industry standards make the world go ’round. No kidding. Without standards, communications and networking would never work. Telephones allow you to talk to anyone in the world, assuming you speak their language. Standards are the “language” of networks and communications.


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On Standby

As a subcontractor to the Federal Emergency Management Agency (FEMA), I see the immediate need for the installation of home standby generators firsthand.


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But They Changed Inspectors!

I enjoy working in the field. Providing construction oversight services for our clients gives me the opportunity to see the results of our designs and evaluate whether the contractors clearly understood our specifications.


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The 'New World' Challenge

Sept. 11, 2001, changed our lives forever. Since then, we have experienced additional security measures in all areas of our lives. According to the 9/11 Commission Report, “Private-sector preparedness is not a luxury; it is a cost of doing business in the post-9/11 world.


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A Bright Future? BPL Today

According to what I hear, broadband over power lines (BPL) is either a winning or losing technology. It started as a winner because it was positioned as a cheaper alternative to provide high-speed, broadband Internet access to homes and businesses by using the existing power grid infrastructure.


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Is the Customer Always Right?

Most customers for fiber optic installation expect the installer to be more knowledgeable about and experienced with fiber optics than they are.


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