In-linefuseandthermalbreak
erratings
TheSeaTalkng®network’spowersupplyrequiresanin-linefuseorthermalbreakertobefitted.
In-linefuseratingThermalbreak
errating
5A
3A(refertonotebelow)
Note:
Thesuitablefuseratingforthethermalbreak
erisdependenton:1)Howmanydevicesyouhave
connectedtoyourSeaTalkng®network;and2)Howmanydevicesaresharingthesamethermal
breakerthatyourSeaTalkng®networkisconnectedto.
Sea Talkng®systemloading
Themaximumloading/LENforaSea Talkng®systemdependsonthelengthofthebackbone.
L oadingtypeBackbonelengthTotalLEN
Unbalanced
20m(66ft)
40
Unbalanced
40m(131ft)
20
Unbalanced
60m(197ft)
14
Balanced
60m(197ft)orless
100
Balanced
80m(262ft)
84
Balanced
100m(328ft)
60
Balanced
120m(394ft)
50
Balanced
140mto160m(459ftto525ft)
40
Balanced
180mto200m(591ftto656ft)
32
P owerdistribution—SeaTalkng®
Recommendationsandbestpractice.
•OnlyuseapprovedSea Talkng®powercables.DoNOTuseapowercabledesignedfor,or
suppliedwith,adifferentproduct.
•Seebelowformoreinformationonimplementationforsomecommonpowerdistributionscenarios.
Important:
Whenplanningandwiring,tak eintoconsiderationotherproductsinyoursystem,someofwhich
(e.g.sonarmodules)mayplacelargepowerdemandpeaksonthevessel’selectricalsystem.
Note:
Theinformationprovidedbelowisforguidanceonly ,tohelpprotectyourproduct.Itcovers
commonvesselpowerarrangements,butdoesNOTcovereveryscenario.Ifyouareunsurehow
toprovidethecorrectlevelofprotection,pleaseconsultanauthorizedRaymarinedealerora
suitablyqualifiedprofessionalmarineelectrician.
Implementation—directconnectiontobattery
•Sea Talkng®powercablesmaybeconnecteddirectlytothevessel'sbattery,viaasuitablyrated
fuseorbreaker.
•Y ouMUSTfitasuitablyratedfuseorbreakerbetweentheredwireandthebattery’spositive
terminal.
•Refertotheinlinefuseratingsprovidedintheproduct’sdocumentation.
•Ifyouneedtoextendthelengthofthepowercable,ensureyouusesuitablyratedcableandthat
sufficientpower(12Vdc)isavailableattheSeaTalkng®backbone’spowerconnection.
Connections35
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