Using Multiple Batteries
B–7
Two Separate Battery Banks

If you need more than two batteries (or are using different makes or

models of batteries), Xantrex recommends that you install two separate

battery banks and a battery selector switch.

Figure B-2 shows two separate battery banks and a battery selector

switch. This configuration is recommended for heavy-duty applications.

Battery Selector

Switch

By installing a battery selector switch, you can select between the two

battery banks, use both banks in parallel, or disconnect both banks from

the load. Battery selector switches are available at marine and RV dealers.

Figure B-2 Configuration for Heavy Loads

FROM ALTERNATOR
OR CHARGER
TO VEHICLE
VEHICLE
STARTING
BATTERY
DEEP-CYCLE
BATTERY
DEEP-CYCLE
BATTERY
DEEP-CYCLE
BATTERY
DEEP-CYCLE
BATTERY
FUSE OR
CIRCUIT
BREAKER
FUSE OR
CIRCUIT
BREAKER
BATTERY
SELECTOR
SWITCH
BATTERY ISOLATOR
BATTERY
SELECTOR
SWITCH
TO DC
LOADS
PROwatt 1000
GROUND TO
VEHICLE
CHASSIS
GROUND
T
VEHICL
E
CHASSI
S
GROUND TO
VEHICLE
CHASSIS
ALLOFF 21ALLOFF 21
FUSE OR
CIRCUIT
BREAKER
FUSE OR
CIRCUIT
BREAKER
PROWatt100.book Page 7 Friday, January 5, 2001 3:03 PM