Raymarine RAY73 - Power Connection; In-Line Fuse and Thermal Breaker Ratings; Grounding; Power Distribution

4.4P
owerconnection
Thepowersupplyshouldbeconnectedasshownbelow:
1.R
adio’sfittedpowercable.
2.In-linefuse.
3.Powersupplypositive(+)Redwire
4.12Vdcpowersource(i.e.:Distributionpanel).
5.Powersupplynegative(-)Blackwire.
6.Suitablewaterproofconnection(Radioissupplied
withbulletcrimpsonpowersupplywires.)
7.If,requiredyoucanextendthepowercablesupplied
withyourradio,usingsuitablyratedcabling.
W arning:12Voltdconly
Thisproductmustonlybeconnectedtoa
12voltdcpowersource .
W arning:Positiveground
systems
Donotconnectthisunittoasystemwhich
haspositivegrounding.
In-linefuseandthermalbreak
er
ratings
Thefollowingin-linefuseandthermalbreakerratings
applytoyourproduct:
In-linefuseratingThermalbreak
errating
10A
7A(ifonlyconnecting
onedevice)
Note:
•Thesuitablefuseratingforthethermalbreak
er
isdependentonthenumberofdevicesyouare
connecting.Ifindoubtconsultanauthorized
Raymarine
®
dealer.
•Y ourproduct’spowercablemayhaveafitted
in-linefuse.Ifnot,addanin-linefusetothepositive
wireofyourproduct’spowerconnection.
Grounding
Thisproductisgroundedthroughthe0Vdcnegative
wireonthepowercableanddoesnotrequireadrain
(shield)tobeconnectedtothebasestation’sground
terminal.
Warning:Chassisgrounding
DoNOTgroundthisproductusingthe
chassisgroundterminal.
Groundingthisproducttoavessel’sRF
groundmaycausegalvaniccorrosion.
Powerdistribution
Recommendationsandbestpractice.
•Theproductissuppliedwithapowercable,either
asaseparateitemoracaptivecablepermanently
attachedtotheproduct.Onlyusethepowercable
suppliedwiththeproduct.DoNOTuseapowercable
designedfor,orsuppliedwith,adifferentproduct.
•Refertothe
Powerconnection sectionformore
informationonhowtoidentifythewiresinyour
product’
spowercable,andwheretoconnectthem.
•Seebelowformoreinformationonimplementationfor
somecommonpowerdistributionscenarios.
Important:
Whenplanningandwiring,tak
eintoconsideration
otherproductsinyoursystem,someofwhich(e.g.
sonarmodules)mayplacelargepowerdemand
peaksonthevessel’selectricalsystem,whichmay
impactthevoltageavailabletootherproductsduring
thepeaks.
Note:
Theinformationprovidedbelowisforguidanceonly
,
tohelpprotectyourproduct.Itcoverscommon
vesselpowerarrangements,butdoesNOTcover
everyscenario.Ifyouareunsurehowtoprovide
thecorrectlevelofprotection,pleaseconsultan
authorizedRaymarinedealerorasuitablyqualified
professionalmarineelectrician.
Implementation—directconnectiontobattery
•Thepowercablesuppliedwithyourproductmay
beconnecteddirectlytothevessel'sbattery,viaa
suitablyratedfuseorbreaker.
•ThepowercablesuppliedwithyourproductmayNOT
includeaseparatedrainwire.Ifthisisthecase,only
thepowercable’sredandblackwiresneedtobe
connected.
•IfthesuppliedpowercableisNOTfittedwithaninline
fuse,youMUSTfitasuitablyratedfuseorbreaker
betweentheredwireandthebattery’spositive
terminal.
•Refertotheinlinefuseratingsprovidedinthe
product’sdocumentation.
•Ifyouneedtoextendthelengthofthepowercable
suppliedwithyourproduct,ensureyouobservethe
34
81381-1-Ray53_63_73_Install_and_Ops_PRINT.pdf 34 6/13/2018 2:30:11 PM