ES100 ESS Unit user manual
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4.2 Alarm description and handling
When the protection action or fault occurs to the system, the alarm signal will be shown through
the working status indicator on the front panel of the battery. The network management can query
the specific alarm categories.
If the fault such as single cell overvoltage, charging over-current, under-voltage protection, high-
temp protection and other abnormalities affects the output, please deal with it according to
Table4-3
Table 4-3 Main alarm and Protection
Statue
Alarm category
Alarm
indication
handling
Charging state
Cell over-voltage
RED
Stop charging and find out
the cause of the trouble
Over-current
RED
Stop charging and find out
the cause of the trouble
High temp
RED
Stop charging
Discharge state
Over-current
RED
Stop discharging and find
out the cause of the trouble
High temp
RED
Stop discharging
Total voltage
Under voltage
RED
Start charging
Cell voltage under
voltage
RED
Start charging
4.3 Analysis and treatment of common faults
Analysis and treatment of common faults in the Table 4-4:
Table 4-4 Analysis and treatment of common faults
No.
Fault phenomenon
Reason analysis
Solution
1
The indicator does not
respond after it is powered on
Power switch is broken Check the power switch
2
The DC power supply
time is too short
Battery capacity has
become smaller
Storage battery replacement
3
Battery can not be fully
charged
Charging voltage is
too low
Adjust the charging voltage to
53.5V
4
The power cable sparks once
It is powered on and the
ALM light turns to RED
Power connection
short-circuit
Turn off the battery, check
the cause of the short circuit
If you need any technical help or have any questions, please contact the seller in time.
4.4 Recycle and disposal
In case a battery (normal condition or damaged) needs disposal or needs recycling, it shall follow
the local recycling regulation (i.e. Regulation (EC) No 1013/2006 among European Union) to
process, and using the best available techniques to achieve a relevant recycling efficiency.
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