Electrical Contractor Magazine

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. 

Eaton’s Power Xpert multipoint meter

Although submeters have long enabled building owners, multiresidential property managers and facility managers to better control energy consumption and costs, use of the technology has remained steady in about 10 to 15 percent of the commercial and multifamily residential building space.

Last month, I covered the challenges to traditional structured cabling from multimode optical fiber and wireless. Multimode fiber became the favorite cabling for the backbone but never made it to the desktop because every connected device already had a free Cat 5 port.

In this third part of my series on the most common power quality phenomena, I group several IEEE 1159 categories together under the general description of “distortion.” Though one might argue that all power quality phenomena result in distortions of the voltage sine wave, these are the more steady-s

Positioning


About three years ago, security service providers started offering smart security solutions complete with professionally monitored home security services that were enhanced with home automation and energy management capabilities.

Electrical Contractor Magazine

More on Systems

 
Editors' Pick
Can You Hear It Now?
| under

We all know the guy in the Verizon Wireless ads moving around with his cell phone, asking: “Can you hear me now?”

READ MORE
 
Are You Ready for the Next Opportunity?
| under

Opportunities for new business in the commercial/industrial/institutional market continue to grow for electrical contractors. Two in particular—commissioning and integrated testing of fire protection systems and mass notification systems (MNS)—have a lot of potential for growth and new business.

READ MORE
 
Plays Well With Others
| under

Two major trends in the building automation industry are opening more opportunities for electrical contractors—open standards and green movement acceptance.

READ MORE
 
Editors' Pick
Wireless Welcome Here
| under

You’ve probably heard it. You might have even said it. “Wireless will be the death knell for structured cabling.”

READ MORE
 
A New Weapon in Your Arsenal
| under

With the increased mobility of both people and assets, today’s security needs are different than they were a decade ago. Mobile communications keep people connected to their data and security systems in real-time, while physical security devices are using wireless technology to operate.

READ MORE
 
Tool Research and Development
| under

Improvements to basic tools come in increments: new features are added, new materials become available and are used, new features add functions to a tool. New tools are developed as technologies advance.

READ MORE
 
Editors' Pick
Put Your Backup Into It: Backup Generators
| under

The June 29, 2012, derecho storm, which traveled from the Midwest to the Mid-Atlantic, knocked out power to almost 3.5 million customers, some for up to a week. Many people scurried out to purchase generators.

READ MORE

Pages