15
Be in charge.
Super B.
4.5. Disconnecting the Li-ion battery
1. Turn off any device or charger the Li-ion battery is connected to.
2. Disconnect the negative wire from the - terminal of the Li-ion battery.
3. Disconnect the positive wire from the + terminal of the Li-ion battery.
5. Connecting Li-ion batteries in series and parallel
5.1. Connecting Li-ion batteries in series.
!
Caution!
When connecting multiple batteries in series or parallel make sure that the SoC
of all batteries is 100% to avoid unbalance in the battery bank.
!
Caution!
Before connecting 4 or more batteries in series, always consult Super B
!
Caution!
Depending on the installation a precharge circuit might be needed. For further
information consult Super B or your dealer.
Figure 6. Batteries connected in series with external disconnect device and BCI.
5.2. Connecting Li-ion batteries in parallel
!
Caution!
Before connecting 2 or more Li-ion batteries in parallel, the Li-ion batteries must
be charged to 100% SoC.
!
Caution!
For more than 4 Li-ion batteries in parallel connection consult Super B or your
dealer.
!
Caution!
Depending on the installation a precharge circuit might be needed. For further
information consult Super B or your dealer.
!
Caution!
Make sure that the disconnect device (relay) used, is suitable for the maximum
continous (dis)charge current of the system.
