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. 

Along with solar power, wind turbines, electric vehicles and other alternative-energy technologies, microgrids are now playing a bigger role in the nation’s energy infrastructure. Recently, the state of New Jersey announced its own microgrid project.

Last Fall, a contractor working for Google Fiber in Nashville, Tenn., made headlines for breaking a 36-inch water main while doing directional boring. That was the second time that contractor had broken a water main in a week.

Reviewing data files from power quality (PQ) monitors to find evidence pointing to the cause of a customer’s problems may sound simple enough for someone who has worked in the industry for more than 35 years.

Many contractors work on building tenant fit-outs or reconfigurations of existing spaces where an existing fire alarm system requires updating. Often, a fire alarm equipment salesperson will lure the contractor into thinking it is OK to reuse the existing system’s wiring and cable.

More on Systems

 
Well Wired: Growing Demand for Wiring and Cabling Installation

Demand for wiring and cabling is expected to grow in the months and years ahead. Low-voltage applications for light-emitting diode (LED) technology and fiber optic cabling within the power-generation and telecommunications industries will help drive this market.


READ MORE
 
'Good Enough': Finding the Right PQ Monitor

At a recent meeting, a comment was made that many power quality (PQ) monitor users purchase equipment that is just “good enough.” PQ monitors can be a significant capital equipment purchase for some companies, particularly smaller electrical contracting firms.


READ MORE
 
Power to the People: HVDC Brings Renewable Energy Into the Mainstream

In the early days of electrical generation and transmission, much hullabaloo was made over the respective value of alternating current (AC) versus direct current (DC) technology, and the reigning geniuses of the 1880s, Nikola Tesla and Thomas Edison, waged a metaphorical war over the issue.


READ MORE
 
Under Your Feet: Fiber Goes Underground

The continuing deployment of fiber optic cable is newsworthy in industry trade publications and the consumer press. Serious home-internet users want more bandwidth to download, upload and stream online video.



READ MORE
 
Streamlining the System: Ensuring LED Application and Driver Compatibility

In today’s fast-paced and rapidly evolving light-emitting diode (LED) market, the subtle and sophisticated decisions involved in choosing and installing an LED system can be difficult enough.


READ MORE
 
Appeals Court Upholds FCC Net Neutrality Regulations

The Federal Communications Commission’s (FCC) fight for net neutrality got another big boost on Tuesday, as the Washington, D.C., federal appeals court upheld the FCC’s Open Internet rules in a 2–1 decision.


READ MORE
 
Is The World Ready For Biometrics?

Biometric technology has been in use for about two decades. It measures a person’s physical and behavioral characteristics, providing details that can be used to make more complete identifications.


READ MORE

Pages

X