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Connecting DC Cables
11
• Do not use aluminum. It has about 1/3 more resistance
than copper cable of the same size, and it is difficult to
make good, low-resistance connections to aluminum.
Cabling Procedure
Follow the procedure given below and consult Figure 3 and
Figure 4 for details that are specific to your installation.
Figure 3 Installation for Normal Loads
FROM ALTERNATOR
OR CHARGER
DEEP-CYCLE
AUXILIARY
BATTERY
VEHICLE
STARTING
BATTERY
ISOLATOR
GROUND TO
VEHICLE
CHASSIS
TO VEHICLE
TO DC
LOADS
FUSE OR
CIRCUIT
BREAKER
GROUND TO
VEHICLE
CHASSIS
GROUND TO
VEHICLE
CHASSIS
FUSE OR
CIRCUIT
BREAKER
PROwatt
600