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. 

If you buy a new car in 2040, there’s a better than 50/50 chance it will be powered by electricity rather than gas.

Electronic access control is one of the most proprietary technologies (beside fire alarms) with the largest installed base of legacy equipment in the physical security industry.

Since 1999, the National Fire Alarm and Signaling Code has required survivability for certain circuits that need to work during a fire. In truth, the code has always required speaker circuits serving emergency voice/alarm communications systems to meet a performance requirement for survivability. 


Figure 1: Special manual building evacuation station. Photo courtesy of Jensen Hughes Inc.

Recently, a number of inquiries were made to our office regarding the topic of delaying or preventing the activation of fire alarm notification appliances.

More on Systems

 
Intelligent Buildings/Smart Structures

Integrating lighting, security, and fire and life safety systems:


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Verizon Announces Savings on Fiber to the Home

When considering a new service or product offering, most financial analysts will focus on the potential revenue from such; it proves to be an important job because if one tries to push technology too far too fast, profits can prove to imbalance with the costs.


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Holy Smoke!

Controlling smoke with doors and detectors: In this issue, we will discuss smoke doors and the National Fire Alarm Code requirements for the application and placement of smoke detectors for the operation and control of the smoke doors.


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The Challenge of Communicating the Alarm

Stores and public venues need special communications:


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Feel the Heat of Convergence

Convergence among security, lighting, energy management and other disciplines is growing in a host of financial and retail institutions; As more security integrators appear on the scene to solve retailer and banking problems—both from the physical security and information technology (IT) side—contra


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The FOA Reaches Milestone in Membership

The Fiber Optics Association (FOA) certified its 20,000th Certified Fiber Optic Technician (CFOT) in October.


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Breaking into the Security Business

Home security can open doors for residential work:


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