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. 

Last month, I addressed how to determine if an adhesive/polish connector was good by inspecting the polished end of the connector with a microscope.

Every other year, the release of the Profile of the Electrical Contractor enables us to examine the changes that have taken place in the electrical contracting industry.

According to the Energy Storage Association, an energy-storage system improves the way electricity is generated, delivered and consumed. It certainly helps during power outages.

In April 2014, access control technology and security service provider Matrix Systems Inc., Miamisburg, Ohio, launched a technology division named Frontier.

More on Systems

 
Eaton’s Power Xpert multipoint meter
Following the Power Flow
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Although submeters have long enabled building owners, multiresidential property managers and facility managers to better control energy consumption and costs, use of the technology has remained steady in about 10 to 15 percent of the commercial and multifamily residential building space.

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Sum Of Its Parts
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As a fire protection engineer who oversees the proposals to repair fire alarm systems, I often experience communication disconnects between the contractor, owner and authority having jurisdiction (AHJ). These disconnects manifest in the extent of changes each stakeholder requires.

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Forgotten But Not Gone: Abandoned Cable
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Electrical contractors (ECs) know that, first and foremost, the removal of abandoned cable is a National Electrical Code issue. But additional considerations make it even more crucial that unused, untagged cables be pulled out.


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Be The Shepherd, Not The Sheep
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Before you read this column, please read “It’s a Trap!” by Wayne Moore on page 62. Wayne shared it with me, and I would like to continue that conversation. This is a topic near and dear to me, and it is important to our industry.


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Label Those Cables
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Approved back in 2012, the ANSI/TIA-606-B labeling standard is taking its time catching on among electrical contractors (ECs). But, some advantages include better clarity and improved efficiency in the long run.


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Further Reading Required
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Electrical contractors plunging deeper into the security market need to pay as close attention to the standards involved in security systems and attendant technologies as they do to the National Electrical Code (NEC).
 BICSI 005


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It's a Trap
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When I am performing construction administration services for my clients and ask contractors why they installed the fire alarm system the way they did, they often lament, “That’s all the code required!”

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