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. 

Two recent reports analyze the outlook for building automation and control systems.

Connected people, places and things. The number of integrated systems solutions is rapidly expanding, bringing data and gathering analytics from more points than ever.

In November, as part of a larger plan to decarbonize the power supply and transportation in Columbus, Ohio, American Electric Power (AEP) announced plans to invest $52 million to build between eight and 10 microgrids in and around the city.

Many technicians new to the fire/life safety field perform fire alarm system installations. For these technicians, the code and the equipment they intend to install look ominous.

More on Systems

Splice World: Inside fusion-splicing

Single-mode fiber needs many more splices than multimode. Outside plant (OSP) single-mode fiber links often require splicing shorter lengths of cable or drops off of a backbone cable. These OSP cables are usually fusion-spliced.

Are Homes Getting Smarter?

Imagine a home where security cameras can distinguish between a dog, person and car and then alert you on your smartphone. Or, envision cameras in your refrigerator that enable you to check food inventory while grocery shopping. 

More For Your Money: Power Quality Monitors

With the fifth generation of power quality monitors comes more parameters, features, communication modes and, for some users, challenges getting the answers that they want from the instruments.

Arcing Short-Circuit Current

This article is the second in a series that provides a step-by-step approach for performing arc flash calculations. The first part, “A Calculated Introduction,” appeared in the January 2016 issue of ELECTRICAL CONTRACTOR.
 Arcing short-circuit currents

Operating in a Wireless World

Wireless power management is on the rise. With its choice of closed or open systems, customers expect seamless performance. The electrical contractor (EC) that understands the two wireless approaches can recognize the benefits of each, ably work with a design team and better advise the client.

What's Driving EVs?

Five years ago, as plug-in electric vehicles (PEVs) began hitting the road in numbers, U.S. gasoline prices were running around $3.50 per gallon and heading upward, and automakers saw a great market opportunity for cars that granted their drivers independence from the gas pump.

Project challenges for Advent Systems included dealing with the sound reverberations caused by the diagonal lines and peaked center of the ceiling.
Heavenly Voices: Advent Systems, Soundworks System Integrators

Churches are designed to be places of worship. Pastors deliver sermons. Congregations pray, sing and clap. It’s a simple setting with a simple purpose. What can go wrong?