BYD Res 2.5-10.0, Installation Guidance

Page: 39 / 50

Battery
-
Box Residential installation guidance
38 / 50
3 System activity procedures when Battery-Box connect to Victron inverter
⑴
Inverter start;
⑵
Set the battery DOD at a minimum of 5% on-grid; Set the battery DOD at a minimum of 10% off-grid.
⑶
Start Battery-Box;
i. Turn the switch of main circuit breaker (
QFB0) to “ON”.
ii. Turn the switch of battery breaker (QFB1
、
QFB2
、
QFB3
、
QFB4) to “ON”.
iii. Press
the “ON/OFF” button on front panel of B-Plus 2.5;
Tips: Press “ON/OFF” button one second can start B-Plus, According to the number of inverters in the following table, as far as possible
within 8 seconds of button to activate the batteries.
Inverter
:1~2PCS
Inverter
:3~4PCS
Inverter
:5~7PCS
Inverter
:8~9PCS
The amount of battery 1 2 3 4
Once start, the LED lights of B-Plus 2.5 will be in different status according battery status as below:
LED status when normal start
Item LED Status
1 Run Green
2 SOC
More than one is green.
Slow blink is charging and Fast blink is discharging. The flash in order means no communication.
3 ERROR OFF
4 Alarm OFF