TheEVAX25/EVAX50/EVAX100isaselfcontainedamplifier,tonegenerator,digitalmessagerepeaterandsupervisory
interface.ItisdesignedtobeusedinconjunctionwithaUL listedFire AlarmControlPanel(FACP)toprovideaListedVoice
Evacuation AlarmSystem.
TheFACP providesallinitiatingcircuitryandasignalingcircuittotheEVAX25/EVAX50/EVAX100. TheEVAX25/EVAX50
/EVAX100providesitsowninternalsupervisionaswellassupervisionforitsspeakerlines. Anyfaultisreportedbacktothe
FACP.InnormalstandbythesupervisorycircuitfromthepanelisconnectedtoamatchingEOLR.ShouldtheEVAX25/
EVAX50EVAX100sufferaninternalfailureorshouldtherebeanyfaultonthespeakerlineacontactwouldopenandthe
FACP wouldreportitasanopenfaultforthatcircuit.
TheEVAX25/EVAX50/EVAX100isdesignedtobepoweredfrom120VACat60Hz. TheEVAX25willprovide25Wto
thespeakercircuit. TheEVAX50willprovide50W .Speakersmaybe25or70VRMS
(jumperselected,25Visfactoryset).
I
Installermustinsurethatallwiringanddevicesinstalledinsystemmeetthefollowingstandards:
NationalElectricalCode(NFPA 70)
NFPA Standard72
LifeSafetyCode(NFPA 101)
Installequipmentinaclean,dryenvironment,avoidinstallationwhereequipmentcouldbesubjectedtovibration.
Removeelectronicassembliesfromtheenclosurepriortoanydrillingorpunchingoftheenclosure.Wherepossible,
makeallcableentriesfromtherearorsides.Beforemakinganymodificationstotheenclosure,becertainthatthey
willnotinterferewithassembliesorbatteries.
(Refertowiringandterminaldesignationdiagrams)
1.Connectspeakerlinesto TB1-5(+)&6(-),observepolarityandinsureallspeakersareconnectedlikewise.
ForClass"A"(Style"Z")thereturnsare TB1-7(-)&8(+).
2.InsurethatthemicrophoneisattachedtoconnectorP2.IfMicrophoneisnotinstalledinsurethatswitchSN2-8is
intheOFFposition.
5.Connect120VAC,60Hz,powertotheblackandwhitepigtailleadsfromtransformerprimary.
Securegroundleadtogroundingstudincabinet.
6.Oncepowerisontotheunit,connectbatterywiringharness,Red(+)/Black(-). .Minimumbattery
sizeis24V7AHr.Maximumbatterysizeis18AhronEvax25/50&24AhronEvax100.(use212Vbatteriesconnectedin
series,seetypicalinstallationdiagram).Iftheunitdoesnothaveitsownbatteriesandreliesonanexternalpowersupply
withbatteryback-up,insurethatswitchSN2-7isintheOFFposition. WiringforbatteriesisNonPower-Limited.
CaremustbetakentoinsurethatallPower-Limitedwiringmaintainaminimumspacingof¼"fromanyNonPower-Limited
wiring.Ifbatteriesmustbelocatedinseparateenclosure,provideseparateconduitrunforbatterywiringonly.
Onceallpowerandcircuitsareconnected,theGreenLEDwillremainontoindicatethattheEVAX25/EVAX50/
EVAX100isfullyoperationalandallcircuitsarenominal.
TheEVAX100willprovide100W.
NSTALLATION
WIRING
Observepolarity
NOTE:
3. AttachtheappropriateEOLRfortheFACP to TB3-3&4and TB3-5&6. The TB3term5&6valuemustbeplacedatthe
endofthespeakerlineaswell. YoumustuseEOLRvalueasspecifiedintheFACP manufacturesinstallationinstructions
fortheindicatingappliancecircuit.Note:ifyoursystemincludesoneormoreEVX-4Zzonesplitters,theFACP
EOLRisrelocated.SeeEVX-4ZinstallinstructionsP/N1-5010RevC.
4.ConnectFACP signalingcircuitto TB1-3(+)&4(-), AlarmPolarity(alarmpolarityisshown).
EVAX25/EVAX50/EVAX100
VOICEEVACUATIONINTERFACESYSTEM
INSTALLATIONINSTRUCTIONS
P/N1-5001REV.G
Page1of8
HARRINGTON
FIREALARM
SIGNALINC.
ISO9001Certified
25194th AvenueMoline,IL 61265
(309)762-0731FAX(309)762-8215
www.harringtonsignal.com
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