NFPA 72-2010 National Fire Alarm and Signaling Code

NFPA Document Proposal NOTE All Proposals must be received by 500 pm EST/EDST on the published Proposal Closing Date. For further ination on the standards-making process, please contact th NFPA Document Proposal NOTE All Proposals must be received by 500 pm EST/EDST on the published Proposal Closing Date. For further ination on the standards-making process, please contact tSequence of Events Leading to Issuance of an NFPA Committee DocumentStep 1 Call for Proposals Proposed new Document or new edition of an existing Document is entered into one of two yearly revision Alarm silence indication ............................... 29.7.5.52 Inspection ................................................. Table 14.3.172361INDEXVisible zone indicationAlarm ..................s .............................. 14.4.2, Table 14.4.2.2, A.14.4.2 Household fire alarm systems ................. 29.6.4, 29.6.6, 29.6.7,72360 NATIONAL FIRE ALARM AND SIGNALING CODEProprietary sStratification ................... 17.7.1.10, 17.7.3.7.2, A.17.7.1.10, B.4.6 Proprietary supervising station systems ... 26.4.4.2.1.2, 26.4.4.2.1.3,72359INDEXDefinition ..............................Shunt-type auxiliary fire alarm system ... 27.6.3.2.2.12, 27.6.3.2.2.2, Installation .............. 17.7.1.4 to 17.7.1.11, 29.3.3, 29.4.3, 29.8.3,72358 NATIONAL FIRE ALARM AND SIGNALING CODE27.6.3.Testing ................................................... Table 14.4.2.2 Remote receiving equipment ...................................... 27.5.372357INDEXRadio channels ...........................Proprietary supervising station service .... 26.4, A.26.4.2.4 to A.26.4.5.5 Transmission means ......... 27.4.2.1.1, 27.7.2； see also Alarm boxes72356 NATIONAL FIRE ALARM AND SIGNALING CODEDefinitionDefinition .................................................. 3.3.169.1 Positive alarm sequence .......... 23.8.1.3, 24.4.1.3, A.23.8.1.3.1.16,72355INDEX--,,,,,,,,,,,,,,--,,,,,Monitoring ................................................... Table A.26.1 In elevator cars .................................... 23.8.6.2, A.23.8.6.272354 NATIONAL FIRE ALARM AND SIGNALING CODEContrRemote alarm receiving equipment ............... 27.5.3.2, 27.5.3.5 Loading capacities72353INDEX--,,,,,,,,,,,,,,--,,,,,,,---Signaling channels ................................. Secondary power system ................................ 10.5.6.3.1D Perance/capacities .................................. 23.5, A.23.572352 NATIONAL FIRE ALARM AND SIGNALING CODEHigh-rack storaProprietary supervising station .............. 26.4.4.2.2.3, 26.4.4.3.2, Frequency72351INDEX26.4.4.4, 26.4.5.6.1Remote supervising station system ............ 26.5.3.1, A.26.5.3.1.3Fire alarm systemsPublic emergency alarm reporting systems, Inspections ................................................ Table 14.3.172350 NATIONAL FIRE ALARM AND SIGNALING CODEconnection to ..........................-D-Distinctive signals .......... 10.7, 23.8.4.5, 29.7.6.3, 29.7.6.6, A.10.7.3,72349INDEXDACR ...............see Digital alarm communicator receiver DACRDACS ..................see Digital alarm comCentral station service alarm systems ............... 26.3, Table A.26.1, Combination fire alarm systems ................... 21.2.3, 23.3.3.111,72348 NATIONAL FIRE ALARM AND SIGNALING CODEA.26.3.2 Trouble signals ..................... 29.6.4, 29.6.6, 29.6.7, 29.7.5.4 Public emergency alarm reporting systems ............ 27.5.2.5.1 to72347INDEX--,,,,,,,,,,,,,,--,,,,,,,---IIndexin thereproducedPower supplies ................................ 27.6.6.8 to 27.6.6.12Testing ................................ Table 14.4.2.2, Table 14.4.5Wired network boxes .....................11.1011.1111.11.111.11.211.1272345ANNEX I11.8.1.1 29.8.1.111.8.1.2 29.8.1.211.8.1.3 29.8.1.311.8.1.4 29.8.1.411.8.2 29.8.229.1029.1129.11.129.11.2deleted2007 2010-29.7.7.2.2new-29.7.7.2.3new-2910.4.4.4.210.4.4.4.310.4.4.5-10.4.510.4.610.4.6.110.4.6.210.4.7-10.4.810.4.910.4.1010.4.10.110.4.10.210.4.11--------10.510.5.110.5.210.5.310.5.410.5.510.5.610.610.6.110.6.1.1-10.6.1.210.6.1.372344 NA9.5.4.59.5.4.69.5.4.79.5.4.89.69.6.19.6.29.6.39.6.49.6.59.6.69.6.79.6.89.6.8.19.6.8.29.6.8.39.79.7.19.7.1.19.7.1.1.19.7.1.1.29.7.1.1.39.7.1.1.49.7.1.29.7.1.2.19.7.1.2.29.7.1.2.39.7.1.2.49.7.1.2.4.19.79.4.2.1.11.29.4.2.29.4.2.39.4.2.3.19.4.2.3.29.4.2.3.39.4.2.3.49.4.2.3.59.4.2.3.69.4.2.3.79.4.2.3.89.4.2.3.99.4.2.3.9.19.4.2.3.9.29.4.2.3.9.39.4.2.3.9.49.4.2.3.9.59.4.2.3.9.69.4.2.3.109.4.2.3.10.19.4.28.6.3.3.1.18.6.3.3.1.28.6.3.3.1.38.6.3.3.1.48.6.3.3.28.6.3.3.2.18.6.3.3.2.28.6.3.3.2.38.6.3.3.2.48.6.3.3.2.58.6.3.3.2.68.6.3.3.2.78.6.3.3.2.88.6.3.3.38.6.3.3.3.18.6.3.3.3.28.6.3.3.3.38.6.3.3.3.48.6.3.8.3.7.48.3.7.58.3.7.5.18.3.7.5.28.3.7.5.38.3.7.5.48.3.7.5.58.3.7.5.68.3.88.3.8.18.3.8.28.3.8.38.3.98.48.4.18.4.28.4.2.18.4.2.28.4.2.38.4.2.48.4.38.4.3.18.4.3.28.4.3.38.4.3.48.4.3.4.18.4.3.4.28.4.3.4.3----7.4.27.4.2.17.4.2.27.4.2.37.4.2.47.4.2.57.4.2.5.17.4.2.5.27.4.2.5.37.4.37.4.3.17.4.3.27.4.3.37.4.3.3.17.4.3.3.27.4.3.3.37.4.47.4.4.17.4.4.2-7.4.57.4.5.17.4.5.27.4.5.37.4.5.47.4.5.57.4.5.5.17.4.5.56.10.1.166.10.26.10.2.16.10.2.26.116.11.16.11.26.126.12.16.12.26.12.36.12.46.12.56.12.5.16.12.5.26.12.66.12.76.12.86.12.96.136.13.16.13.26.13.3---6.146.14.16.14.26.14.36.14.46.14.56.156.15.16.15.26.156.4.36.4.3.16.4.3.26.4.3.36.5--6.66.6.1---6.6.26.7--6.86.8.16.8.1.16.8.1.26.8.1.36.8.1.3.16.8.1.3.1.16.8.1.3.1.26.8.1.3.26.8.1.3.36.8.1.3.46.8.26.8.2.16.8.2.26.8.2.36.8.2.46.8.2.4.16.8.2.4.26.8.2.56.85.8.3.25.8.3.2.15.8.3.2.25.8.3.2.35.8.3.2.45.8.3.2.55.8.3.2.65.8.3.35.8.3.3.15.8.3.3.25.8.3.3.35.8.3.3.45.8.3.3.55.8.3.3.65.8.45.8.4.15.8.4.25.8.4.35.8.4.45.8.55.8.5.15.8.5.25.8.5.35.8.5.45.95.9.15.9.5.4.35.4.45.4.55.4.65.4.75.55.5.15.5.25.5.2.15.5.2.1.15.5.2.1.25.5.2.1.35.5.2.1.45.5.2.1.55.5.2.25.5.2.35.5.2.3.15.5.2.3.25.65.6.15.6.1.15.6.1.25.6.1.35.6.1.45.6.25.6.2.15.6.2.1.15.6.2.1.25.6.2.2-5.6.4.4.1.9.6.24.4.1.9.6.34.4.1.9.7--------4.4.24.4.34.4.3.14.4.3.24.4.3.2.14.4.3.2.24.4.3.2.34.4.3.2.44.4.3.34.4.3.44.4.3.4.14.4.3.4.24.4.3.54.4.3.5.14.4.3.5.24.4.3.5.34.4.3.5.44.4.3.5.54.4.3.5.64.4.3.5.3.3.1773.3.1783.3.1793.3.1803.3.1813.3.181.13.3.181.23.3.181.33.3.181.43.3.181.53.3.1823.3.183--3.3.1843.3.1853.3.1863.3.1873.3.1883.3.189-3.3.1903.3.1913.3.1923.3.1933.3.1943.3.194.13.3.194.23.3.194.3.3.67.6.23.3.67.73.3.67.7.13.3.67.7.23.3.67.7.33.3.683.3.693.3.703.3.713.3.723.3.733.3.743.3.753.3.763.3.773.3.78------3.3.793.3.803.3.813.3.823.3.83-3.3.843.3.85-3.3.863.3.873.3.88--3.3.893.3.89.13.Annex I Cross-Reference Tablehas familiar therequirements.3.2.23.2.33.2.43.2.53.2.63.2.73.33.3.1-3.3.23.3.33.3.43.3.53.3.5.13.3.63.3.7-3.3.83.3.93.3.10-3.3.113.3.123.3.133.3.143.3.15-3.3.163.3.173.3.128 Marrion, C. “Designing and Analyzing the Response of 44 Nam S.； Thermal Response Coefficient TRC of Heat72330 NATIONAL FIRE ALARM AND SIGNALING CODEDetection Systems An Update to Previous CorH.1.2.13 U.S. Government Publications. U.S. Government Print- 10 Heskestad, G. and Delichatsios, M. A. “Environments72329ANNEX Hing Office, Washington, DC 20402.ADAAG, Americans with Disabilities ANFPA 92B, Standard for Smoke Management Systems in Malls, H.1.2.5 ICC Publications. International Code Council, 520372328 NATIONAL FIRE ALARM AND SIGNALING CODEAtria, and Large Spaces, 2009 edition.NTable G.4a Voltage for Nickel-Cadmium Batteries72327ANNEX HFACUFACUFACUFACUFACUFACUCCStyle 7 fiber network where the control unit has a two-way path communications capability with the two breaks noOptional unlimited72326 NATIONAL FIRE ALARM AND SIGNALING CODEG.4 Batteries. To maximize battery life, nickel-cadmium bat-teries should be charged as in Table G.4a.To maximize battery life, the batG.3.11 Style 5.0 Class A. Verify the alarm receipt capability NOTE Some manufacturers of this type of equipment72325ANNEX Gand trouble annunciation by lifting a conductor and actuatinga multiplex G.3.8 Style 3.5 Class B. Repeat the instructions for Style 3.072324 NATIONAL FIRE ALARM AND SIGNALING CODEG.3.6 Typical McCulloh Loop. This is the central station Mc-Culloh redundant-type circuit aEnd-of-line 72323ANNEX GG.2.17 Auxiliary Circuit Connected to a Municipal FireAlarmMaster Box. For operation with a master box, an open orground fault where ground detection is provided on thecircuG.2.9 Alarm Notification Appliances Connected to Style W72322 NATIONAL FIRE ALARM AND SIGNALING CODEand Y Two-Wire Circuits. Testing of the notification appli-ances connected to Style W and Style Y72321ANNEX Gconductor or detector. Repeat test with a ground applied toeither conductor in place of the disconnected conductor orremoved device. Both operations should indicate audible andvisual trouThe noted styles are as indicated in Table 6.5, Table 6.6.1, Temporarily connect a ground to either leg of conductors,72320 NATIONAL FIRE ALARM AND SIGNALING CODETable 6.7, and Table 8.5.3.2.2.2 refbe designed in a way that helps the incident commander re- SECTION 3 Additions, insertions, and changes that72319ANNEX Gmain well-oriented to the overall building layout while simul-taneously showic The floors which are served by each elevator 4 Address Text Field. At the very top of the display is a text72318 NATIONAL FIRE ALARM AND SIGNALING CODEd The current location of each elevator requirement to traverse a menu or change interaction modes. d Air/smoke evacuation vents or ducts72317ANNEX EAn intuitive and obvious control for closing these inationpop-up windows shall be prFIRE SERVICE INTERFACE72316 NATIONAL FIRE ALARM AND SIGNALING CODEE.5.3.2 ButtonSizeandLayout. Whether implemented as softkeys on a touch screen or as hard keys on a panel, buttons shallbe at least 0Smoke detector, activated or Halon fire suppression system； Halon； Halon gasAlarm went off； state of alarm72315ANNEX Enavigation area and the button assigned to acknowledgethe individual alarms selec3 Vision. Some firefighters may have impaired and uncor- used to change the contrast of the screen. Changing the be-72314 NATIONAL FIRE ALARM AND SIGNALING CODErected reading vision. Display designE.3.1.1 Duration of standby power shall be at least equal to E.4 UserInteraction. This sections primary purpose is to pro-72313ANNEX Ethat of the fire alarm system to which it is connected.E.3.1.2 Cinstallations for safety or health purposes. Any certification or E.2.1 Building Codes.72312 NATIONAL FIRE ALARM AND SIGNALING CODEother statement of compliance with any health or safety-related infoD.6.5.6.2 The post processing procedure or software pro- 12 Record of system restoration72311ANNEX E--,,,,,,,,,,,,,,--,,,,,,,---vided by the instrument manufacturer should be D.5.2.5.7 A level of 60 dBA at one meter is required by IEC D.6.4.4 Document the results on plans or s in a way thatin.72310 NATIONAL FIRE ALARM AND SIGNALING CODE60268-16, Sound system equipmebe within 3 dB of the prerecorded STI or STIPA test signal to with the sound pressure level of the pre-recorded voice mes-72309ANNEX Densure that it is at the correct level.D.5.1.4.4 Field measuremenD.3.6.6 See D.2.4 for the requirements for averaging the re- D.4.2.2 Per these calibration procedures in a quiet72308 NATIONAL FIRE ALARM AND SIGNALING CODEsults at different measurement points wtion. Intelligibility meeting the requirements in this docu- be used as a starting guide, then adjusted for the locations of72307ANNEX Dment can be difficult to achieve throughout these spaces. Spe-csome cases this can require that messages repeat a sufficient between manual paging using the system microphone and the72306 NATIONAL FIRE ALARM AND SIGNALING CODEnumber of times to ensure that occupD.2.5.4 In areas where the ambient sound pressure level ex- D.3.1.2 Normal Operational Time Periods. Prior to testing,72305ANNEX Dceeds 90 dBA, speech satisfactory speech intelligibility is diffi-culwidely used and has been implemented in portable equip- order of 0.02 to 0.03 Ref Sander J. van Wijngaarden and Jan72304 NATIONAL FIRE ALARM AND SIGNALING CODEment using a modified called ST71.5 ft 21.8 m8.5 ft 2.6 m72303ANNEX DD.2.3.3 Intelligibility Test. A test used to predict howwell speech is understood by a listener.D.2.3.4 OccupiedAmbientSoundPressureLevel. The periodoD.2 Fundamentals of Test Protocol. change in ambient sound pressure level or frequency might72302 NATIONAL FIRE ALARM AND SIGNALING CODED.2.1 Measurement .D.2.1.1 STI/STIPA.D.2.1.1.1 Where the C.3 Premises Mission/Use/Property Protection. The loss of locations might assist responding personnel by providing inci-72301ANNEX Duse or mission of a facility to the effects of accidental fire canhAnnex C System Perance and Design GuideConsider the need for predetermined messages, single- or72300 NATIONAL FIRE ALARM AND SIGNALING CODEThis annex is not a part of the requirements of this NFP56 Su et al. “Kemano Fire StudiesPart 1 Response of72299ANNEX BResidential Smoke Alarms,” Research Report 108, NRCC,April 2003.57 Davis, W, The Zone Model Jet, “A Model for the Pre-diction of D18 Schifiliti, R. and Pucci, W. “Fire Detection Modelling, 34e Keski-Rahkonen, “A New Model for Time Lag of72298 NATIONAL FIRE ALARM AND SIGNALING CODEState of the Art,” 6 May, 1996 sponsored by B.5.3.4.2 When the correction for angular displacement is them include the ceiling jet temperature and velocity algo-72297ANNEX Bexpressed as a reduction of normalized detection distance,the correctiB.5.2.6.1 When the fuel factor correction is expressed as a B.5.3.1.3 This models the spark or ember as a point source72296 NATIONAL FIRE ALARM AND SIGNALING CODEdetection distance reduction, the corsigner must determine the sample time period for such flame k proportionality constant for the detectorA72295ANNEX Bdetectors and how such detectors will operate in the event of adeflagration of fucellulosic fibers that are burning without an established flame, single sensor tuned to 4.3 microns the CO2emission peak72294 NATIONAL FIRE ALARM AND SIGNALING CODEas well as metals that have been 132/72293ANNEX BQDrhHDtaAcme32B.53This relation provides an estimate of detector responsesubject to the assumptions and values selected or the relevantparameters. The estimate cDM12/72292 NATIONAL FIRE ALARM AND SIGNALING CODEDVmcB.42whereDm mass optical density m2/g 26M mass gVc volume of the compartmentD 0.22 m2/g100 g/40 m23 m 0.183 m1orwhereTable B.4.7.5.1 Ratio of Optical Density to Temperature Rise72291ANNEX Bthe fire within 90 seconds of receiving the alarm. It can beassumed that there are no other delays between the time thedetectorrate, and the ceiling height, assuming that the preceding cor-Fir1Photoelectric0.0150.0080.050.112.51Table B.4.7.4.2 ANSI/UL 268 Smoke Detector Test72290 NATIONAL FIRE ALARM AND SIGNALING CODENoteB.4.6.3.2.3 Assuming the ambient temperature varies linearly lags 33, 34, 34a, 34b, 34c, 34d, 34e； however, the difficulty in72289ANNEX Bwith the height, the minimum Qcrequired to overcome the am-b