My contract does not include alarms, only the sprinklers. It will be up to the owner and the FM to work that detail out. I have been asked to show a strobe outside and a local interior alarm on the drawing. My original post was asking for a specific product in a small, reasonably unobtrusive alarm to install in a hallway.
Todd G Williams, PE Fire Protection Design/Consulting Stonington, CT www.fpdc.com On May 29, 2013, at 5:08 PM, "John Drucker - Home" <[email protected]> wrote: > Todd, How old are the smoke alarms ?, at 10 yrs. their due for replacement > anyway. > > As I commented earlier, a prescriptive way to solve the issue. > > John Drucker, CET > Fire Protection Subcode Official > Fire / Building / Electrical Inspector > New Jersey > > > > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of Todd - > Work > Sent: Wednesday, May 29, 2013 4:25 PM > To: [email protected] > Subject: Re: 13R local alarm > > The FM asked for the sprinkler alarms to be connected to ring the smoke > detectors. I asked if a separate bell would be acceptable. The present > system is essentially residential hard wired smokes. I'm not sure if all of > the devices in each unit go off when one activates. There is no > annunciation. I don't think the detectors are wired to accept additional > input, so the entire system would have to be replaced if we have to > interconnect. Right now they are not being asked to upgrade the alarms and > this is not a town with a wimpy fire marshal. > > The alarm system is beyond my contract and the drawing notes state so. That > is a can of worms I will let someone else open. > > Todd G Williams, PE > Fire Protection Design/Consulting > Stonington, CT > www.fpdc.com > > On May 29, 2013, at 3:07 PM, "Tom Duross" <[email protected]> wrote: > >> We had a local town home rule go into effect 15+ years ago requiring >> sprinklers in anything 3+ units "substantially" renovated but it >> forgot to mention annunciation (also forgot water supply). Many slick >> property owners got together and sued and after the dust settled, it >> was decided to put an electric bell in the stair lobby or main lobby >> of each unit plus the outside. No formal fire alarm was required. >> I've done the accessory relay to wire a dry contact to a 3 wire 120 >> vac smoke circuit but it voids the listing of the smokes, or did (been >> many years). >> These days Todd, I don't know how you could install a sprinkler system >> under current MA code and not have to install a formal 72 FA. 3 units >> or more requires supervision and central station in MA. >> TD >> >> -----Original Message----- >> From: [email protected] >> [mailto:[email protected]] On Behalf Of >> Mike Henke >> Sent: Wednesday, May 29, 2013 11:43 AM >> To: [email protected]; >> [email protected] >> Subject: RE: 13R local alarm >> >> It may be possible to activate both the smoke alarms and a separate >> waterflow alarm. >> The flowswitch should have 2 sets of contacts. >> One switch can activate a local alarm such as the 120 vac mini horn >> The other switch may be able to activate the smoke alarms. >> >> This would provide the additional signal for waterflow so it wouldn't >> be confused with burnt toast. >> >> You probably have to contact the detector manufacturer to see how and >> if the detectors can be activated from a separate switch. They may >> have a separate module for this. >> There are some products on the market for this such as Firex but I >> don't know if they universally work with all makes and models of smoke > alarms. >> There was also a carrier frequency device made by Cepco products for this. >> >> Regards, > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org > > > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org
