Ablerex EnerSolis ES3000T, User Manual

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4.2.4 TCP/IP Card
User can use the TCP/IP card to communicate and
monitor the PV inverter via external devices. See
TCP/IP (Ethernet) card user manual for details.
4.2.5 Wi-Fi Card
User can use the Wi-Fi card to communicate and
monitor the PV inverter via external devices. See
Wi-Fi card user manual for details
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5. PV Inverter Troubleshooting and
Solutions
Error or Alarm Codes are displayed automatically on the
LCD screen of the PV inverter. See Tables 1 and 2 below for its
explanations.
Table 1:Description of PV inverter error and alarm codes
LCD
Display
Cause Description Solution
ER00
DC_BUS
charging
abnormal
During DC boot process,
DC_BUS failed to reach
the setting value.
1. Disconnect the PV array
from the PV inverter.
2. Wait until the LCD monitor
is completely off.
Then reconnect the PV
array to the PV inverter.
3. If the problems persist,
please contact your local
distributor.
ER02 Slave MCU errors
Slave MCU failed to
work normally.
ER07
DC_BUS voltage
too high
DC_BUS voltage is
higher or lower than
rated value during
operation.
ER08
DC_BUS voltage
too low
ER12
DC_BUS
charging
abnormal Prior to connecting to the
utility, DC_BUS fails to
reach the setting value.
ER17 EEPROM error
Unable to
access EEPROM
ER22
Output relay
abnormal PV inverter’s output relay
is abnormal.
ER24
Output current
detection
abnormal
System detected the
output current abnormal
during DC boot process.
ER25
String A input
over current
Input current exceeds
rated current.
ER26
String B input
over current