Legion Solar Installation and Operations Manual
Connect the Battery (Lithium)
Copyright © 2021 PLX Devices Inc.
14
Step5:
Connect the plus (+) terminal from panel (B) to the Battery
Commander. This connection may be easier to perform at
the time of installation with racking system.
Step6:
Connect the 25ft RED and BLACK wires to Battery
Commander. This connection may be easier to perform at
the time of installation with racking system.
Note: It is recommended that these wires are kept as short
as possible to minimize loss. If longer wires are required, you
may extend them up to 100ft/ea. Extension wires are
available from www.plxdevices.com. Tap LEGION SOLAR or
search for Battery Commander in the search box.
DANGER! A hazardous condition, if not avoided, will result in death, serious injury, equipment
or property damage.
ALWAYS keep opposite polarity terminals covered. A short circuit with wrenches, and/or other
metal tools is extremely dangerous. Wear eye protection and gloves.
Lithium Batteries may ONLY be used with Battery Commander V2.0 and Micro Inverter G4 or
later.
Battery Commander V1.0 and Micro Inverter G3/G3B is
NOT
compatible with Lithium
Batteries. This will cause damage and void your warranty.
Step1:
Battery Selection - Use Legion Solar 24V 100Ah Lithium Iron
Phosphate Batteries ONLY. Legion Solar Lithium batteries
have a built-in Battery Management System (BMS) designed
speci
fi
cally for use with Battery Commander 2.0 or later.
Using other branded lithium batteries may have an
incompatible BMS con
fi
guration that will cause Battery
Commander not to operate properly.
