Dyness B3 - LED Status Indicators and Interpretation

B3 ESS Unit User Manual
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11
Table 2-5 LED status indicators
A special ALM light flashing state: when the communication between batteries is lost or
abnormal,all the lights from SOC to RUN of the master battery will flash together.
●
means green light always on
● means red light always on
Flashing: means green light flashing or red light flashing
Battery Management System(BMS)
Voltage Protection
Low Voltage Protection in Discharging:
When any battery cell voltage or total voltage is lower than the rated protection value
during discharging, the over-discharging protection is activated, and the battery buzzer
makes an alarm sound. Then battery system stops supplying power to the outside. When
Battery Status
SOC(%)
LED1
LED2
LED3
LED4
ALM
RUN
Shutdown
/
off
off
off
off
off
off
Standby
75≤SOC≤100
●
●
●
●
off
Flashing
50
≤
SOC＜75
●
●
●
off
off
Flashing
25≤SOC＜50
●
●
off
off
off
Flashing
5＜SOC＜25
●
off
off
off
off
Flashing
0＜SOC≤5
●
off
off
off
Flashing
Flashing
SOC=0
off
off
off
off
Flashing/●
Flashing
Charging
SOC=100
●
●
●
●
off
Flashing
75
≤
SOC＜100
●
●
●
Flashing
off
Flashing
50
≤
SOC＜75
●
●
Flashing
off
off
Flashing
25
≤
SOC＜50
●
Flashing
off
off
off
Flashing
0＜SOC＜25
Flashing
off
off
off
off
Flashing
Discharging
75≤SOC≤100
●
●
●
●
off
●
50≤SOC＜75
●
●
●
off
off
●
25
≤
SOC＜50
●
●
off
off
off
●
5＜SOC＜25
●
off
off
off
off
●
0＜SOC
≤
5
●
off
off
off
Flashing
●
SOC=0
off
off
off
off
Flashing/●
Flashing