Schneider Electric User Guide

Faults and Warnings
975-0240-01-01 4–23
F52 EEPROM Error Manual No action. Clear fault and
resume operating or
configuring the unit. If the
fault persists, have the unit
serviced.
F53 EEPROM Error Manual See F52.
F54 EEPROM Error Manual See F52.
F55 EEPROM Error Manual See F52.
F56 EEPROM Error Manual See F52.
F57 FET1 Over
Temperature
Shutdown
Automatic Internal temperature is
over 105 °C.
AC input voltage may be
too high while charging.
Operating too large of a
load for too long while
inverting.
Ambient temperature
may be high.
Inverter cooling fan may
have failed.
Inverter airflow intake
may be blocked.
Charging setting is too
high based on ambient
temperature around
inverter.
Fault clears when
temperature drops to 75 °C.
Check for high input AC
voltage.
Remove excessive loads.
Let inverter cool down and try
restarting.
Hold a piece of paper to
inverter vents to check the
fan. If the fan has failed, have
the inverter serviced.
Increase clearance around
the inverter or unclog the fan
air intake.
Lower the Max Charge Rate
setting.
Table 4-6 Fault Messages
Fault
Number Message Fault Type Cause Solution
Conext XW+ Owner's Guide NA (975-0240-01-01).book Page 23 Monday, November 27, 2017 10:00 AM