Dyness DL5.0C Pro - Analysis and Treatment of Common Faults

DL5.0C Pro User Manual
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Analysis and Treatment of Common Faults
Analysis and treatment of common faults in the Table 4-2:
Table 4-1 Analysis and Treatment of Common Faults
No.
Fault phenomenon
Reason analysis
Solution
1
The indicator does
not respond after
the power on
Total voltage lower than 35V
Check the total voltage
2
No DC output
Battery data status is
abnormal.
Battery gets into over-
discharged protection
Read the battery
information on the
monitor.
3
The DC power
supply time is too
short
Battery capacity become
smaller
Storage battery
replacement or add
more modules
4
The battery can't be
fully charged to
100%
Charging voltage is too low
Adjust charging voltage
at 56.5V or 57V
5
The power cable
sparks once power
on and ALM light
RED
Power connection short-circuit
Turn off the battery,
check the cause of the
short circuit
6
Communication
fault
The DIP setting of the host is
wrong/ the battery type of the
inverter is wrong/
Communication cable used
incorrectly/The communication
cable is incorrectly connected
at the battery communication
port or the inverter
communication port/The
battery firmware version is too
low to support the inverter
Check these possible
causes one by one