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. 

As I have described in the previous few columns, splicing fibers is fairly easy. If the installer cleans and cleaves the fibers properly, the machine does the rest. However, the installer’s job is not over at that point.


Industrial firms and contractors stand to benefit from emerging innovations in remote-monitoring technology.

When people send in data from a power quality monitor to be reviewed, some common questions include “Is my site normal?” and “Does this data look OK to operate my facility?” Such questions usually get the same ambiguous answer: “It depends.” The quality of electric power as supplied and how much is

When it comes to systems integration, intrusion detectors and sensors are the ties that bind.

More on Systems

 
STP vs. UTP

Money usually decides this debate One of the great debates that affects contractors—especially those dealing with communications systems—may be the question of shielded twisted pair (STP) or unshielded twisted pair (UTP).


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Cameras in the Classroom
by Staff |

School security is changing as fast as it is growing, and electrical contractors who don’t educate themselves in the latest digital video recording and imaging equipment stand likely to lose out on a lucrative market.


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Data Center Design Recommendations

Think ‘tiers’ for a standards-compliant data center It seems as if a big chunk of future contracting work will come from designing, installing and supporting data centers. There are many reasons this is being headlined in the telecommunication trades: it’s a solution to many problems.


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Lloyd Electric Connects the Nation's Airports
by Staff |

When Boeing Integrated Defense Systems was awarded the mammoth project of providing all the nation’s airports with baggage explosives screening equipment by the end of 2002, it sought partners in small and minority enterprises.


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Nonmetallic Conduit for Essential Hospital Systems

The five exceptions to providing nonflexible metal raceways Providing alternate power for essential electrical circuits in a hospital is extremely important during loss of normal power.


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A Misleading Circuit

Can a 20A receptacle be placed on a 15A circuit?


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Security for the Masses

For many people, a trip to the airport is the most potent reminder of terror in our new age of heightened security. We wait in long lines to be X-rayed and metal-detected. We see guards everywhere, often accompanied by dogs.


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