P
owerdistribution
Recommendationsandbestpractice.
•Theproductissuppliedwithapowercable,eitherasaseparateitemora
captivecablepermanentlyattachedtotheproduct.Onlyusethepower
cablesuppliedwiththeproduct.DoNOTuseapowercabledesignedfor,
orsuppliedwith,adifferentproduct.
•RefertothePowerconnectionsectionformoreinformationonhowto
identifythewiresinyourproduct’spowercable,andwheretoconnect
them.
•Seebelowformoreinformationonimplementationforsomecommon
powerdistributionscenarios:
Important:
•Whenplanningandwiring,tak eintoconsiderationotherproductsin
yoursystem,someofwhich(e.g.sonarmodules)mayplacelargepower
demandpeaksonthevessel’selectricalsystem,whichmayimpactthe
voltageavailabletootherproductsduringthepeaks.
•Theinformationprovidedbelowisforguidanceonly,tohelpprotect
yourproduct.Itcoverscommonvesselpowerarrangements,butdoes
NOTcovereveryscenario.Ifyouareunsurehowtoprovidethecorrect
levelofprotection,pleaseconsultanauthorizeddealerorasuitably
qualifiedprofessionalmarineelectrician.
Implementation—connectiontodistributionpanel(R ecommended)
1
W
aterprooffuseholdercontainingasuitably-ratedinline
fusemustbefitted.Forsuitablefuserating,referto:In-line
fuseandthermalbreakerratings.
2
Productpowercable
.
3
Drainwireconnectionpoint.
•Itisrecommendedthatthesuppliedpowercableisconnectedtoasuitable
break
erorswitchonthevessel'sdistributionpanelorfactory-fittedpower
distributionpoint.
•Thedistributionpointshouldbefedfromthevessel’sprimarypower
sourceby8AWG(8.36mm
2
)cable.
•Ideally,allequipmentshouldbewiredtoindividualsuitably-ratedthermal
breakersorfuses,withappropriatecircuitprotection.Wherethisis
notpossibleandmorethan1itemofequipmentsharesabreaker,use
individualin-linefusesforeachpowercircuittoprovidethenecessary
protection.
1
Positive(+)bar
2
Negative(-)bar
Cablesandconnections35
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