Twin installation 24 V, one separate
service battery array
(Tolerant
system in case of fault in one installation)
Alternative installation
•
Separate start battery arrays for each engine (driv-
etrain).
•
Connect the sensor cable from the alternators to the
service battery arrays.
•
One separate service battery array.
•
All equipment, large power consumers and lamps,
fans, fridge etc. are connected to the service battery
array.
NOTICE! Large power consumers must have a sep-
arate switch that is connected directly to the service
battery positive terminal (+).
Certain sensitive navigation equipment may cease
to function temporarily if it is connected to the same
battery array as a large consumer.
Tolerant system in case of fault in one installation
If a short circuit occurs in one of the drivetrains, this will
not affect the other drivetrain.
1 Alternator
2
Sensor cable
3 3-way charge distributor (not Volvo Penta accessory)
4 Battery changeover switch
5 Accessories (normal consumers)
6 Start battery, port
7 Service battery
8 Capstans etc. (major power consumers)
9 Starter motor
10 Start battery, starboard
11 Navigation equipment (24 V: max 7.5 A (180W))
Installation, Electrical System
47704162 10-2014 © AB VOLVO PENTA 135
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