How to balance battery voltage?

A. Single phase inverter: 1 master+2 slaves (T58)

To balance the battery, you need to do the steps for Master battery with Slave A and Master battery with Slave B separately, as below steps:

1.Connect only master battery, discharge master battery to 10%.

2.Connect the slave A battery with the master battery, charge to 100%.

3.Disconnect the Slave A battery.

4.Discharge the master battery to 10%.

5.Connect the slave B battery with the master battery, charge to 100%.

6.Disconnect the Slave B battery.

7.Connect only the master battery and charge to 100%.

8.Then connect all the batteries.

 

A. Single phase inverter: 1 master+1 slaves (T58)

To balance the battery, you need to do the steps below:

1.Connect only master battery, discharge master battery to 10%.

2.Connect the slave battery with the master battery, charge to 100%.

3.Disconnect the Slave battery.

4.Connect only the master battery and charge to 100%.

5.Then connect all the batteries.