Common Fault Analysis And Solutions - Pylontech Extra 2000 Product Manual

Extra 2000 Lithium Iron Phosphate Battery Backup Manual
should inspect equipment according to prompt information, and determine the fault
type and location, and take appropriate measures to ensure the system is in the
best working condition, not to affect the system output. Phenomenon and
countermeasures are shown in Table 4-2.
Table 4-2 Secondary Alarm
Category
Low Total Voltage Alarm
Low Cell Voltage Alarm

4.2 Common Fault Analysis and Solutions

Common fault analysis and solutions shown in table 4-3:
Table 4-3 Common Faults and Solutions
Number
1
2
3
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Alarm Indication
ALM Flashing
ALM Flashing
Fault Symptom
DC power supply
time shorter
Battery cannot
Low voltage in charging
be fully charged
Fire sparkle
appeared when
power up, alarm
lamp lighting
Countermeasures
Stop Discharging
Stop Discharging
Reason Analysis
Battery capacity
reduced
Short circuit
Solution
Change storage
battery
Adjust charging
voltage in 54V〜56.5V
Shutdown system,
check the cause and
exclusion
19