Installation Instructions

•Ifyouneedtoextendthelengthofthepower
cable,ensureyouusesuitablyratedcableand
thatsufcientpower(12Vdc)isavailableatthe
SeaTalkng®backbone’spowerconnection.
A
BatteryconnectionscenarioA:suitableforavesselwith
acommonRFgroundpoint.Inthisscenario,ifyour
product’spowercableissuppliedwithaseparatedrain
wirethenitshouldbeconnectedtothevessel’scommon
groundpoint.
B
BatteryconnectionscenarioB:suitableforavessel
withoutacommongroundingpoint.Inthiscase,ifyour
product’spowercableissuppliedwithaseparatedrain
wirethenitshouldbeconnecteddirectlytothebattery’s
negativeterminal.
Implementation—connectiontodistribution
panel
•Alternatively,theSeaTalkng®powercablemaybe
connectedtoasuitablebreakerorswitchonthe
vessel'sdistributionpanelorfactory-ttedpower
distributionpoint.
•Thedistributionpointshouldbefedfromthe
vessel’sprimarypowersourceby8AWG
(8.36mm
2
)cable.
•Ideally,allequipmentshouldbewiredtoindividual
suitably-ratedthermalbreakersorfuses,with
appropriatecircuitprotection.Wherethisisnot
possibleandmorethan1itemofequipment
sharesabreaker,useindividualin-linefuses
foreachpowercircuittoprovidethenecessary
protection.
•Inallcases,observetherecommended
breaker/fuseratingsprovidedintheproduct’s
documentation.
•Ifyouneedtoextendthelengthofthepower
cable,ensureyouusesuitablyratedcableand
thatsufcientpower(12Vdc)isavailableatthe
SeaTalkng®backbone’spowerconnection.
Important:
Beawarethatthesuitablefuseratingforthe
thermalbreakerorfuseisdependentonthe
numberofdevicesyouareconnecting.
Moreinformation
Itisrecommendedthatbestpracticeisobservedin
allvesselelectricalinstallations,asdetailedinthe
followingstandards:
•BMEACodeofPracticeforElectricaland
ElectronicInstallationsinBoats
•NMEA0400InstallationStandard
•ABYCE-11AC&DCElectricalSystemsonBoats
•ABYCA-31BatterychargersandInverters
•ABYCTE-4LightningProtection
Sharingabreaker
Wheremorethan1pieceofequipmentsharesa
breakeryoumustprovideprotectionfortheindividual
circuits.E.g.byconnectinganin-linefuseforeach
powercircuit.
1
Positive(+)bar
2
Negative(-)bar
3
Circuitbreaker
4Fuse
Wherepossible,connectindividualitemsof
equipmenttoindividualcircuitbreakers.Wherethis
isnotpossible,useindividualin-linefusestoprovide
thenecessaryprotection.
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