Raymarine Ray260 - Power Connection and Protection

4.3Powerconnection
Thepowersupplyshouldbeconnectedasshownbelow:
D12612-2
7
8
1
5
4 6
2
6
12 v dc +
12 v dc -
3
1.Ray260basestation
2.Powercable
3.Vesselpowersupply
4.Redpositivewire
5.Blacknegativewire.
6.In-line10Afuse.
7.NMEA0183wires.
8.Loudhailerwires
Theunitshouldbepoweredfromadedicatedcircuitbreaker,
thathasappropriatecircuitprotection.Iftheunitisnotpowered
directlyfromadedicatedcircuitbreakerthenaseparateisolation
switchshouldbettedtotheunitspowersupply.
Theunitispoweredonwhenthepowercableisattachedtothe
vessel’spowersupply.
Important:Whenthevesselisunattendedtheunitshould
alwaysbeswitchedoffbythecircuitbreakerorisolation
switch.
Warning:Chassisgrounding
DoNOTgroundthisproductusingthechassis
groundterminal.
Groundingthisproducttoavessel’sRFground
maycausegalvaniccorrosion.
Grounding
Thisproductisgroundedthroughthe0Vdcnegativewireon
thepowercableanddoesnotrequireadrain(shield)tobe
connectedtothebasestation’sgroundterminal.
Warning:Positivegroundsystems
Donotconnectthisunittoasystemwhichhas
positivegrounding.
Breakers,fusesandcircuitprotection
Thepowercableincludesanin-linefuse.Itisrecommendedthat
youtanadditionalthermalbreakerorfuseatthedistribution
panel.
In-linefuseratingThermalbreakerrating
10Ain-lineslow-blowfusetted
withinpowercable
7A(ifonly1deviceisconnected)
Note:Thesuitablefuseratingforthethermalbreakeris
dependentonthenumberofdevicesyouareconnecting.Ifin
doubtconsultanauthorizedRaymarinedealer.
Sharingabreaker
Wheremorethan1pieceofequipmentsharesabreakeryou
mustprovideprotectionfortheindividualcircuits.E.g.by
connectinganin-linefuseforeachpowercircuit.
D116 37-2
2
4 4
1
3
+
-
1
Positive(+)bar
2
Negative(-)bar
3
Circuitbreaker
4Fuse
Wherepossible,connectindividualitemsofequipmentto
individualcircuitbreakers.Wherethisisnotpossible,use
individualin-linefusestoprovidethenecessaryprotection.
Cablesandconnections
21