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. 

In the past year, fiber optics underwent some important developments, some technical and some market-related. For those of you working in fiber optic network design and installation, the changes present opportunities and challenges.


This article is the first in a series that provides a step-by-step approach for performing arc flash calculations.
 Arc flash studies and software


I often give my power quality (PQ) 101 course to new engineers or salespeople. This introduction starts with the basics: an overview of PQ phenomena based on IEEE 1159 Table 4.2 followed by Ohm’s and Kirchhoff’s laws and how they apply to power quality.

We strive to protect building occupants, including our employees. Many years ago, the Occupational Safety and Health Administration (OSHA) formed to codify regulations in the area of employee protection.


More on Systems

 
Sailing the Seas, Surfing the 'Net
by Staff |

Guarding the Coast Guard’s computers The U.S. market for information security products and services is projected to increase by 19 percent per year between now and 2008.


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Shambaugh & Son Lock Up Prison Security Project

In March 2001, the Federal Bureau of Prisons (BOP) issued a Request for Proposal (RFP) to a pre-qualified list of design-build general contractors to manage the construction project for a new federal penitentiary in Terre Haute, Ind. The 598,000-square-foot U.S.


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Distributors Provide Supply on Demand

Electrical contractors have had their appetites whet. They see promise in a host of voice/data/video and integrated systems and are approaching the market with a newfound sense of excitement regarding turnkey solution contracting.


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Supply & Demand

Fuel Cells are in demand where power is in short supply Fuel cell technology is turning up in unusual places. As the utilities—as well as commercial and residential customers—seek energy alternatives, fuel cells are emerging wherever government assistance or reliability needs are the greatest.


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Order In The court: Frey Electric Provides Security
by Staff |

In the aftermath of 9/11, Americans everywhere reflected on their most cherished ideals: liberty, freedom and justice.


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Internet Protection for End-Users

Enter the National Cyber Alert System One of the newest “systems” on the government block is the early warning system that alerts those in the know to potential Internet risks. It is not only timely, but also much needed.


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Airport Security Moves to Exits
by Staff |

Airport travelers are accustomed to scrutiny at screening checkpoints. Metal detectors and security personnel posted at the concourse entrance have been a fact of life for years.


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