FLIR Raymarine p70s - Page 24

•YouMUSTtasuitablyratedfuseorbreaker
betweentheredwireandthebattery’spositive
terminal.
•Refertotheinlinefuseratingsprovidedinthe
product’sdocumentation.
•Ifyouneedtoextendthelengthofthepower
cable,ensureyouusesuitablyratedcableand
thatsufcientpower(12Vdc)isavailableatthe
SeaTalk
ng®
backbone’spowerconnection.
D13344-1
A
B
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
D13348-1
•Alternatively,theSeaTalk
ng®
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
SeaTalk
ng®
backbone’spowerconnection.
Important:Beawarethatthesuitablefuserating
forthethermalbreakerorfuseisdependentonthe
numberofdevicesyouareconnecting.
Moreinformation
Raymarinerecommendsthatbestpracticeis
observedinallvesselelectricalinstallations,as
detailedinthefollowingstandards:
•BMEACodeofPracticeforElectricaland
ElectronicInstallationsinBoats
•NMEA0400InstallationStandard
•ABYCE-11AC&DCElectricalSystemsonBoats
•ABYCA-31BatterychargersandInverters
•ABYCTE-4LightningProtection
Sharingabreaker
Wheremorethan1pieceofequipmentsharesa
breakeryoumustprovideprotectionfortheindividual
circuits.E.g.byconnectinganin-linefuseforeach
powercircuit.
D11637-2
2
4 4
1
3
+
-
1
Positive(+)bar
2
Negative(-)bar
3
Circuitbreaker
4Fuse
Wherepossible,connectindividualitemsof
equipmenttoindividualcircuitbreakers.Wherethis
isnotpossible,useindividualin-linefusestoprovide
thenecessaryprotection.
Warning:Productgrounding
Beforeapplyingpowertothisproduct,
ensureithasbeencorrectlygrounded,in
accordancewiththeinstructionsprovided.
Warning:Positivegroundsystems
Donotconnectthisunittoasystemwhich
haspositivegrounding.
24
p70s/p70Rs