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<br />II
<br />
<br />72-:1~
<br />
<br />N,I IIl/N,II. !'lIn: III ,"IlM (:()(H
<br />
<br />.-..----------.---- --..'."-- ----- ,---.---- - -- -------.-~._.___.___ u - ____________ _.____.._________.
<br />
<br />1~.,\{"('IJ/iOI/: ,.11/ addi(iol/al _lo//lldil/~ allllliallll' /I/("I/d,'d .10/ I/.\('
<br />;1/ (I/(, -"II//(' /11011I a_I (1/('1/\('1. .\llIh 0' a h,'d,oolll. lillI)' hl/1'(' ""'"1111
<br />11/1'\.\1//1' "'1""os 10,,' a,1 7S "11.1 a/ IlIji (111I),
<br />11'111111 N 101''' 71 - I !IH!I,II.II
<br />
<br />2-4.4.2 Visihle lIolilicalioll applialHTs IIsed ill IOOIIlS
<br />wlwre hearill~ illlpain'd pnsoll(s) sl('('p shall Ila\'(' a IIlilli-
<br />Itllltlllalill/{ or 177 calldda IlII' a IlIaxillllllll roolll si/(' 011,1
<br />II h)' I(i II ('I.~7 III h}' .LHH Ill). For Iar~lT rOOlltS, III(' visihle
<br />lIolilicalioll appliallcc shall Ill' local('ll \\"ilhill IIi II ('I.HH Ill)
<br />orlhe pillow. Visihle lIolificalioll appliaIH('s ill 01/1('1 ;1I('as
<br />shall havc a IlIillillHlIl1 ralill/{ or l!i caltdda.
<br />
<br />":,\("('11(;01/: II'hl'II' a 1'1S;"'I' 1/0(il/l'II(ioll olllilial/,.I' il/ 1/ ,1"'I'llil/,/!,
<br />roOIll i,1 1II01I1/(('d 1II0/"(' (hall 2,' il/, "1'1111" (III' ("(.ifil/g. a lIIil/il/lI/lII
<br />liI(il/,/!, 0111 f) I'IIl11lda ,1/11/11 h,' 1"'//l/i((,'11.
<br />
<br />I N('w l'''I''g' "I'hsl
<br />
<br />2-4.5 COIlIl-ol E(luipmelll.
<br />
<br />Ihlllll NH',.\ 7,1, I!lH!I. I-'il
<br />
<br />2-4.5.1 'I'll(' UIIII rol C'llliplll('lIf shall Ill' 0111I0111011 ic;"'}'
<br />ICSI(,rillg '", reSI(,rali"III,ld('("lli,all"'\V('1.
<br />11010,,, N 101'/\ 7-1 - I !IH'I. -1", II
<br />
<br />2-4.5.2 Thl' .-OlllloJ (''1l1il'ltl('lIl shall II(' or OIlyI'I' Ihal
<br />"locks ill" Oil all alarlll (oIHlilioll, SllIoke dell'(lioll (iHllils
<br />H('cd 1101 'OIk ill,
<br />
<br />11'111111 N 101''' 7.1 - I !IHH, .p;.~ I
<br />
<br />2-4.5.3 I (' a resel switch is provided. if shall he a sclI~
<br />resloriltg typc.
<br />
<br />11'111111 NIoI'A 7.1 - I!IHH. '1-:'.:11
<br />
<br />2-4.5.4 AII"alarm-silellcillg swilch or all alldihle 1I01lhle-
<br />silcllcillg SWilch shall 1101 he pro\'ided IIlIless ilS silellced
<br />positioll is illdicated hy a readily apparcllt sigllal.
<br />I hili II NFI'/\ 7.1 - I!IH!I. ""'."1
<br />
<br />2-4.5.5 Each e1eclrical lire warnill/{ spletll alld each sill-
<br />gle slatioll sllloke deleclol' shall ha\'e all illfl~/{rallt'sl lIIeallS
<br />10 IH'nllil Ihe hOllsd...ldel' 10 dH'ck Ihe sYSlc'lIl alld S('lIsi-
<br />I ivil Y of I he dl'le('lol'(s),
<br />
<br />'....011I NFl''' i.' - I !Iii!', .1-:.,!:i1
<br />
<br />2-4.6 Monitol'ing Integl'ity of Installation Conductors.
<br />
<br />2-4.6.1 ^1I111l'ans of inlen-oIlIl(Tlill/{ inilialin/{ dc\'i('l',~ or
<br />nolilinllion applialln~s shall lie tllollilol'ed 101 Ihl' illlegt il)'
<br />of the illten:onllening pal hways "l' to t ht' COlllH'r1iollS to
<br />the device 01' applialln: so '-hat Ihe O(,C1I1Tt'II(T of a single
<br />open or single ground 1;,,111. which prc\'enls norlllal oper-
<br />alioll of the s)'slelll,.~vill he indicaled by a distillctive 11011-
<br />hIe sigllal.
<br />
<br />E.'l((?IJ/;oll No.1: COI/,[/tllolS 11I1/1/1'llill,/!, 1II1/1(iIJlI'-,I(a(iol/ ,[1'(1'1'-
<br />(01.\, Imll'it/,'" /I _Iil/gl,' .Iiml( Oil (II,' w;/;I/g 1I'i1/1/0( 1111'1'1'1/( ,Iil/~/I'-
<br />.\(/1(;01/ OIII'/'((liOIl or /1"-)' 01 (I". ;lIl"/("(II/I/I',-{f'/1 ""(1'1'1"'-,.
<br />
<br />Kn-l'I'lioll No. 2.- C;/I" 11;1.1 I'X(('II";lIg .Iiolll _1;1I~1t'- 0/ 1/I111(il"I'-
<br />,I{/I(irll/ dl'(f'/lolS (0 1l'lfllirl''' "'~II/(/'" 1/IJ(illm(iol/ /lllliI;/lI/(:(',1 Iml-
<br />I'itll'd olliTIl(;OIl or (h,' (1'-,1.1''11(1111' 111/ Ol/Y dl'll',-{"'- 7/lill ('(/11.\1' /III
<br />UIIIIII'I'II',[ /l111,fi/ll/o',1 (0 /ld;l'o(l'.
<br />
<br />I Nl'w paraglaphsl
<br />
<br />1993 Editioll
<br />
<br />....
<br />
<br />2-'1.7 Combination System.
<br />
<br />1....11111 N FI'A 71 - I !liI!I, 1-71
<br />
<br />2-4.7.1 Wh('le (OIlIItIOIl wirillg is elllployed IiII' a I:omhi-
<br />lIalioll s)'sl('III. ,he ('lflliplllellt lill' other than lhe Iil'e warn-
<br />illg sigllalillg S)'S'('III shall he cOIIIHTted to the ("("II mOIl
<br />wirillg of Ihe sysl('m so Ihal shorr circllils, opell drnlits,
<br />grollllds, or allY 1:11"1 ill lhis elflliplllt'1I1 or illlen:olllleclioll
<br />llelweelllhis elflliplllclIl alld lht' lin' wamillg system wiring
<br />sllallllol illl('IIi'lI' wilh 11((' ,slIpervisioll o('lhe lire warning
<br />syslelll, 01' pi ('\'('111 alarlll or trouhle signal operation.
<br />[Frolll NFI'A 71 - 19R9, 4-7.1)
<br />
<br />2-4.7.2 III a lil'e/llllI-glar systelll, Ihe opClatioll shall he as
<br />li,lIows:
<br />
<br />(a) ;\ IiII' alallll ,sigllal shall lake precedelll:c 01' he
<br />dl'a"y /('(oglli7.ahll' over allY olher si/{lIal cvell whclI the
<br />1I0llfilT alal'lII si/{lIal is illilialcd lirs!.
<br />
<br />(h) lIistilulil'(' alarlll si/{lIals shall 1)(' ohlailled hctweell
<br />fill' alarllls;IIHI olhel' IiIlH:liolls such as hlll'glar alarms.
<br />Tlu~ IIse of a ('OIIlItIOIl sOlllldillg appliallce liu' lire and hlll--
<br />glal' alamls is ;u"('('plalll(' if dislilll'tiv(~ si/{lIals art' ohlained.
<br />(SI'I' 2-2,2.2_)
<br />
<br />[1'11I11I NFI'A 74 - 19R9, 4-7.2)
<br />
<br />2-4.R Low Power Wireless Systems. Ilollsehold lire
<br />wal'lIill/{ SYSI('IIIS IIlililillg low power wireless transmission
<br />0(' sigllals wil hin I he PI'fII(:cted household shall [limply with
<br />,ht' re'l"il'l'IH'lItS 01" S('u.ion 3-111, except /ill- 3-13.1.5.
<br />
<br />2-4.9 Digital Alarm Communicators.
<br />
<br />2-4.9.1 Ilollsehold lire warning systems that employ oll~
<br />pl'clllises I rallSlllissioll of signals via digital alarm commu-
<br />lIicalors shall comply with the provisiolls of section 4-2.3.2
<br />with Ihe li,lIowillg exceptions:
<br />
<br />(a) Fill' "'-~.:1.2.1.(} (Jllly one telephone line shall be
<br />n'(I"iredli,r olle- alld Iwo-linllily residellces.
<br />
<br />(h) Fm 4-2.:1.2.I.H each HACT need only be 1'1'0-
<br />grallnlled tll call a sillgle DACR nllmber.
<br />
<br />(I") For '1-2.:I.~.I.IO ea.-h IlACT sCI'villg a one- or lwo-
<br />I;IIl1ily !esidelln' shall Irallslllit a lesl sigllallo ils assodated
<br />re.-ei\'e! al II'asl ollce a 1II0llth,
<br />
<br />1 New pa!a~raph~ .1IIt! title)
<br />
<br />2-5 Installation.
<br />
<br />[Fmm N FI'A 74 - I!lR9, Chap. 5J
<br />
<br />2-5.1 General.
<br />
<br />IFl'Om NF\'A 74 - 19R9. 5-11
<br />
<br />2-5.1.1 General Provisions.
<br />
<br />IFrolll N FI'A 74 - 19R9, 5-1.1)
<br />
<br />2-5.1.1.1 All e\fllip",elll shall he illstallt~d in a workman-
<br />lik.. '"a,",,'I",
<br />
<br />11'1011I NFI'A 74 - 191m, 5-1.1.11
<br />
<br />2-5.1.1.2 All devi.-e~ ~hall he so '(K'.lled and mounted that
<br />a.-cidelltal Opl'l a.ioll will nol. be caused by janing or vibration.
<br />[Fmm NFI'A 74 - 1\189, 5-1.1.2J
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