B-Box Professional installation guidance
9 Starting system
Notice: Before activating the system, please make sure that you:
Confirm all the batteries are powered OFF.
Confirm all power cables are connected correctly and securely.
Confirm all communication cables are connected correctly and securely.
9.1 System activating procedures when B-Box connect to SMA Sunny Island
⑴
Start B-Box
Activate all of the B-Plus 2.5
Tips: Pressing “ON/OFF” button one second will start the B-Plus, according to the number of inverters in the following table, activate the batteries as fast as
possible within 8 seconds
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 flash in various forms according to the 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 merry-go-round means no
communication.
3
ERROR
OFF
4
Alarm
OFF
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