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. 

by
Staff  

For local area networks that do not require certification, qualification (or performance) testing is a less expensive option for contractors to test that an installation complies with component manufacturer standards and will perform to specifications.


There’s major disruption in the electronic access control systems (EACS) market. What was once a proprietary, closed technology sector within security has opened to align with the growing internet of things (IoT), data collection and analytics.

Tech disruption can be a scary phrase. It can feel too fast, too soon. Break through the anxiety, however, and technology can ease and improve processes and performance. For the electrical contractor, maybe the time is ripe for a little disruption.


Fluke Networks CableIQ qualification tester

For local area networks that do not require certification, qualification (or performance) testing is a less expensive option for contractors to test that an installation complies with component manufacturer standards and will perform to specifications.

More on Systems

 
The Basics of BPL

Ever since Former Federal Communication Commission (FCC) chair Michael Powell said broadband over power line technology (BPL) was “the great broadband hope,” interest in the technology has grown. Powell's comments came on the heels of the FCC's ruling on Oct.


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Avoiding the Pitfalls

According to the Design-Build Institute of America (DBIA), “Design--Build is a process that has been embraced by the world's great civilizations. In ancient Mesopotamia, the Code of Hammurabi (1,800 BC) fixed absolute accountability upon master builders for both design and construction.


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Hitch a Ride on Monitoring Services

What is the role of the electrical contractor in providing contract monitoring services to the end-user? It can be significant if approached properly.


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Terminating Flexible Cords, Recessed Outlet Boxes and More

Flexible cord terminations Q: May a properly sized flexible cord with 15-ampere male attachment plugs on both ends be used to supply an optional standby generator for a small business? The cord is intended to plug into a receptacle on the generator and a receptacle on the outside of the building.


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RFID-Coming and Growing

Radio frequency identification (RFID) is used to track, identify and record people and objects. First introduced during the 1970s, the technology has evolved as new uses are discovered. But it was Wal-Mart's announcement in summer 2003 that pushed RFID into the spotlight.


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Put Communications Technology to Plan

The swift pace of integration is nowhere more profound than in the communications and information technology (IT) sectors. Access-control systems talk to closed-circuit television surveillance and door hardware for instant egress.


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Communication System Requirements

Contractors and installers generally are concerned with cabling, not networks. Installing and testing cabling to standards such as TIA-568 is the heart of their voice/data/video work. Cabling standards writers are primarily concerned with performance and interoperability.


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