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. 

Reviewing data files from power quality (PQ) monitors to find evidence pointing to the cause of a customer’s problems may sound simple enough for someone who has worked in the industry for more than 35 years.

Many contractors work on building tenant fit-outs or reconfigurations of existing spaces where an existing fire alarm system requires updating. Often, a fire alarm equipment salesperson will lure the contractor into thinking it is OK to reuse the existing system’s wiring and cable.

Shopping for products today involves a world of possibilities. There are online resources and distributors with brick-and-mortar stores and mobile apps to speed up the process. Price is fairly standard, barring volume or project discounts.


An arc fault circuit interrupter (AFCI) is an advanced circuit breaker that, as a way to reduce electrical fire threats, breaks the circuit when it detects a dangerous electric arc in the circuit that it protects.

More on Systems

 
Residential-Specific LEED

Although the construction industry has been dealing with green buildings and sustainable design for quite some time, there is a new entry into this residential market arena: LEED for Homes (LEED-H).


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The Contractor's Responsibility

Contractors who have developed their fire alarm system maintenance and testing business and specialize in the retrofit markets have already seen the financial benefits associated with these specialized businesses.


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Linking up

Most cabling installers have only a vague notion of what goes on the end of the cables they install or how the equipment works, especially when it comes to fiber optics.


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Hardware-Based Firewalls

Most contractors opt out of networking projects when terms, such as “network security,” “firewall” and “software,” start getting thrown around. But, that may not be the best move to make, as network security is a niche market where contractors could easily profit.


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LANs Contractors Can Install
by Staff |

In today’s technologically advanced society, nearly every new commercial building has found a way to incorporate the computer revolution into its design.


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VoIP Today & Tomorrow

Voice over Internet protocol (VoIP) has become one of the hottest Web-based applications to shape the changing voice and data industry.


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Out with the Old

“We can’t occupy our building?” This is not a question that an experienced electrician wants to hear. But, I am sure many of you have heard that question directly or worked for a project manager who has.


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