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. 

Data center connection is one of the most common uses for dark fiber, and it’s all due to growing data needs. You have probably seen graphs of the Internet’s growth and heard claims about how much data moves along it.

When one of the coaches was asked before the “big game” what would be the key to his team’s success, he said, “executing the fundamentals.” While blocking, tackling, passing and catching may work for football, Ohm’s and Kirchhoff’s Laws are fundamental to understanding any power quality issue.

In this power-hungry world, people find it unacceptable to lose their connection to electricity. A backup generator can supply peace of mind, bringing home- or business-owners the emergency power they need.

An estimated 3 percent of every sales dollar in the United States is spent on solving power quality (PQ) problems, according to Christopher Forthaus, senior product manager, test division, Ideal Industries Inc., Sycamore, Ill.


Electrical Contractor Magazine

More on Systems

 
Intelligent Buildings
| under

A flooded landscape strewn with debris was all that many could see last month as Hurricane Isabel hit the East Coast of the United States, leaving millions without power and blowing down 60-foot pine trees in many neighborhoods, including mine.

READ MORE
 
Shopping for Retail Fire Systems
| under

Retail stores or “mercantile” properties, as defined by the various building codes, include everything from small mom-and-pop stores in free-standing buildings to multiple stores in a strip mall, from large, enclosed malls to big-box stores selling books, hardware or whatever.

READ MORE
 
Large Box, Small Box
| under

It certainly is not easy being a retailer today. There are so many different fronts to cover. From keeping customers happy to competing efficiently and seeing to security and management functions, the tasks at hand can seem overwhelming at times. Security is always an issue.

READ MORE
 
Network Safety with a Retail Twist
| under

The retail industry is integration in action. The business owner or corporation for the most part has a computerized operation—from point-of-sale and employee time and attendance to security and a host of information technology functions.

READ MORE
 
Designing LANs
| under

A LAN (Local Area Network) is the only true way to connect computers and peripherals to one another. LANs have become a necessity over the years.

READ MORE
 
Lubrication Rooms with Pits, Receptacles Above Suspended Ceilings and More
| under

CODE CITATIONS Article 110 Requirements for Electrical Installations Article 230 Services Article 240 Overcurrent Protection Article 250 Grounding Article 310 Conductors for General Wiring Article 400 Flexible Cords and Cables Article 406 Receptacles, Cord Connectors and Attachment Plugs (Caps) Arti

READ MORE
 
Retrofit Market Eyes CCTV
| under

If you are an electrical contractor who offers voice/data/video, fire or other low-voltage systems and services, you’ve probably been getting more inquiries from end-users who want to retrofit their aging security systems.

READ MORE

Pages