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. 

It is a sign of tight budgets when facility directors at most K–12 and higher education institutions receive mandates to defer maintenance on their existing building inventory to allow for budget dollar application elsewhere.

“Dark fiber” is a term often heard in conversations about fiber optic communications. Perhaps this is because it has a name that sounds evil or nefarious. But dark fiber is just fiber that has been installed and is not currently in use; instead, it is reserved for spares or future use.


If you’re going to do a job right, you need the right tools. Today, the definition of tool goes beyond wire crimpers and multimeters. It now includes smartphones and the apps that make them crucial to a contractor’s success. The following are some of the apps that contractors could consider using.


Last month, we looked into positive, negative and zero-sequence components, also known as symmetrical components, with virtually no math involved.

Electrical Contractor

More on Systems

 
Code Reacts To Technology
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Fire alarm systems stakeholders increasingly raise questions concerning the acceptability of using Ethernet and other networks for fire alarm and signaling systems applications.

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Stay Cable Able
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Economic improvement and rising demand for energy efficiency is boosting the market for structured cabling in building automation systems (BASs). Vendors and market analysts are preparing for large-scale growth.

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Have A NICET Day
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I am sure many of you are certified by the National Institute for Certification in Engineering Technologies (NICET) in fire alarm systems and encourage your employees to become NICET-certified as well. NICET has been certifying individuals in fire protection fields since 1978.

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Throwing A Lifeline
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A life-threatening event 
occurs at a large building where many people could be in danger. In this case, it is a smoky fire, but it could also be an earthquake or a mass shooting. The fire alarm system senses the fire, locates the problem, and immediately begins sending signals.

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Snake Tray’s Mega Snake built-in suspension system eliminates brackets and struts. 

Cool Tools: Cable Management
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A well-planned and executed structured cable management system in a building tells building managers where and how much cabling is in the structure and which cables connect; it also facilitates system maintenance and simplifies troubleshooting and repairs.


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Core Strength
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Creating a safe and secure hospital environment that also promotes healing means turning away from traditional options, such as guards with stun guns, and toward technology to meet the ever-multiplying security needs of healthcare facilities.


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Traffic Control on the Information Superhighway
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The information superhighway is about to experience bumper-to-bumper traffic snarls that—even with the best planning—will become increasingly difficult to untangle.

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