Thomas P. Hammerberg

Freelance Writer

Thomas P. Hammerberg, SET, CFPS is president of Hammerberg & Associates Inc. He serves as Director of Industry Relations for the Automatic Fire Alarm Association (AFAA) Inc. and represents the association on a number of NFPA committees, including the NFPA 72 Technical Correlating Committee, Protected Premises Technical Committee, NFPA 3 and 4, NFPA 90A and NFPA 101, Fundamentals and Building Services and Fire Protection Equipment committees. In additions, he is a member of the ICC Industry Advisory Committee. Reach him at TomHammerberg@gmail.com.

Articles by Thomas P. Hammerberg

December 2017
In the last year or two, I have written a few articles about NFPA 3, Recommended Practice for Commissioning of Fire Protection and Life Safety Systems, and NFPA 4, Standard for Integrated Fire Protection and Life Safety System Testing. These were both part of NFPA 3 starting in 2013. READ MORE
October 2017
As I teach fire alarm seminars around the country, one of the greatest problem areas brought up is interfacing fire alarm systems with elevators. Elevator and fire inspectors do not enforce the same codes, and therein lies the problem. READ MORE
July 2017
For years, there has been concern about the waking ability of fire alarm audible notification appliances. In general, they have gone through numerous changes since the 1980s. Back then, it was common to use bells to signal an alarm. READ MORE
June 2017
If you are like most people in the fire alarm industry, you struggle with what is and is not allowed for transmitting fire alarm signals to a supervising station. NFPA 72 has changed a lot in the last few code cycles, so let’s clarify some of those changes.
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April 2017
Beginning with the 2010 edition of NFPA 72, National Fire Alarm and Signaling Code, all of the “styles” of circuits were deleted, and four “classes” were added. A new chapter, Circuits and Pathways, was added during the reorganization of this code. READ MORE
February 2017
There has been discussion about unwanted alarms in the last few years. The fire service says this is “an industry problem,” but is it? What can be done to improve the reliability of fire alarm systems so people stop ignoring alarms when they activate?
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December 2016
In October, I listed some of the significant changes proposed for the 2019 edition of the NFPA 72, National Fire Alarm and Signaling Code. This month, I cover more of the important proposed changes. Keep in mind that this is based on the public input stage. READ MORE
October 2016
It seems like we just finished working on the 2016 NFPA 72, National Fire Alarm and Signaling Code, but the deadline to submit public inputs for the 2019 edition was June 29. I am on the protected premises and correlating committees and thought it would be good to write a preview of some of the more significant proposed changes. READ MORE
August 2016
There is no question today’s fire alarm systems are more complex than they were 20 years ago. More panels are addressable, which means programmers, installers and inspection and testing personnel need to be better qualified.
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