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. 

Electrical contractors work hard to learn their business and understand how to complete a project professionally and make a profit. The profit part ensures ECs can stay in business. The professional part is mandatory if ECs want to stay in business and grow.

We are all aware fiber optics is the backbone of communications networks such as telecom, the internet, local area networks, cable television and more. It’s also the backbone of the electrical grid.

Over the past two years, the technical committee responsible for IEEE 1547, Standard for Interconnecting Distributed Resources with Electric Power Systems, has added a section on power quality (PQ), including the parameters, indexes and limits on those for distributed energy resources (DERs) connect

Mobile applications, an increasingly fluid workforce and improvements in product integration are changing the landscape of mass notification systems (MNSs) and emergency communications. The technology is more responsive and better directed in messaging to the masses.
 Keeping a close eye


More on Systems

 
Leveraging Your Network

Remember the early days of networking and Ethernet cabling? Many of us stood in awe in the 1980s as we struggled to wrap our minds around the notion of personal computers talking to each other and sharing files at a staggering rate of 10 megabits per second.


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Code Change Brings Twist to Military Facility Fire Alarms

If you have not purchased and read the 2007 edition of the National Fire Alarm Code, it is possible your next fire alarm system installation in a military or government facility will hold a surprise.


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The Urge to Merge

The concept of what a building is and how it should function is changing rapidly in the 21st century.


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MICE Space Essentials

Standards support proper design and installation


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Class 1 Circuits

According to the National Electrical Code, Part 2 In 725.23, The National Electrical Code (NEC) covers overcurrent protection (OCP) for Class 1 circuits.


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Asia/Pacific Region to Lead in Fiber Revolution
by Staff |

Coupled with impressive growth in its broadband subscriber base, the Asia/Pacific region is standing at the forefront of the fiber to the home/node/business (FTTx) evolution, according to the high-tech market research firm In-Stat, Scottsdale, Ariz.


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