Raymarine e7 - 3.9 Applications

4.Redcable(positive).
5.7Afuse.
6.Blackcable(negative).
7.Videoinputcable.
8.NMEA0183datacables.
9.NMEA0183screen(thinblackwire;mustbeconnectedto
groundpoint).
Powerdistribution
Raymarinerecommendsthatallpowerconnectionsaremadeviaa
distributionpanel.
•Allequipmentmustbepoweredfromabreakerorswitch,with
appropriatecircuitprotection.
•Allequipmentshouldbewiredtoindividualbreakersifpossible.
Warning:Productgrounding
Beforeapplyingpowertothisproduct,ensureithas
beencorrectlygrounded,inaccordancewiththe
instructionsinthisguide.
Grounding
ThefollowingrequirementsapplywhengroundingRaymarine
equipmentwhichdoesnothaveadedicateddrainwireorshield:
Commongroundpoint
Thenegativewiremustbeconnectedtoabondedcommonground
point,i.e.withthegroundpointconnectedtobatterynegative,and
situatedascloseaspossibletothebatterynegativeterminal.
D117 05 -1
1 3
2
1.Powercabletodisplay
2.Bondedcommongroundconnection
3.Battery
Implementation
Ifseveralitemsrequiregrounding,theymayberstbeconnected
toasinglelocalpoint(e.g.withinaswitchpanel),withthispoint
connectedviaasingle,appropriately-ratedconductor,totheboat’s
commonground.
Thepreferredminimumrequirementforthepathtoground(bonded
ornon-bonded)isviaaattinnedcopperbraid,witha30Arating
(1/4inch)orgreater.Ifthisisnotpossible,anequivalentstranded
wireconductormaybeused,ratedasfollows:
•forrunsof<1m(3ft),use6mm
2
(#10AWG)(6mm)orgreater.
•forrunsof>1m(3ft),use8mm
2
(#8AWG)orgreater.
Inanygroundingsystem,alwayskeepthelengthofconnecting
braidorwiresasshortaspossible.
Important:DoNOTconnectthisproducttoapositively-grounded
powersystem.
References
•ISO10133/13297
36e7/e7D—Installationinstructions