RAYSTECH RT5120 Manual page 8

S, S Pro product Series parameter table
Single battery rated voltage/V
Rated capacity of a single
battery/Ah
Single battery standard charging
current/A
Maximum discharge current of a
single battery/A
Maximum discharge power of a
single battery/W
The maximum number of serial
connections in the system/PCS
Series system maximum
voltage/V
Remarks: S series can only be used in series, S Pro series can be used in series or parallel, S
series and S Pro series batteries cannot be connected in one system, The batteries need to be fully
charged before connecting in series; when using the LFP S Pro Battery, you need to connect the
communication cable (485) and adjust the DIP switch (DIP)
Description and operation process of Active Balancing mode:
1. The premise of using the Active Balancing mode: the voltage
difference between each battery in the system before series or
parallel ≥ 0.3V
2. Cut-off condition of Active Balancing mode: the voltage difference
between each battery in the system is less than 0.1V
3. Connect the batteries in parallel according to the parallel mode, no
Active
need to connect the inverter, ensure that the parallel cable,
Balancing
communication cable, and DIP settings are all correct, for all
connected battery, turn DIP switches 2, 3, and 4 upward; 1, 5, 6, 7, 8
down. In the order from the last slave battery to the master battery,
turn on the batteries and enter the Active Balancing mode.
Instructions and operating procedures for single battery use
mode:
When the battery leaves the factory, it will be configured as a single
battery by default, and the setting mode is the dial 1234 up and 5678
down.
single battery
If you need to use single battery only, please make sure that the dial
setting is correct before use, otherwise it will not turn on.
Series or Parallel battery use mode:
Please refer to the instructions for the 1234 dial position of the DIP
switch, and the 5678 dial position is always down.
Default config
12.8V 12.8V 12.8V 25.6V 25.6V 51.2V
50Ah 100Ah 200Ah 100Ah 200Ah 200Ah
25A 50A 50A
50A 100A 100A
650W 1300W 1300W 2600W 2600W 5200W
4 4
51.2V 51.2V 51.2V 51.2V 51.2V 51.2V
50A 50A
100A 100A
4 2 2
50A
100A
1