Conext XW PRO 6848 6,800W 48V Installation

Warning
Number
Message Name
Warning
Type
Cause Solution
W45
Capacitor over
temperature
Automatic DC Bulk Capacitor over
temperature (100°C/212°F)
Ensure adequate ventilation around
the Conext XW Pro. Reduce the AC
loads.
W48
DC Under Voltage Automatic Battery voltage is below 47V. Check for the correct battery voltage at
the inverter’s DC input terminals.
Check for an external DC load on the
batteries. Check condition of batteries
and recharge if possible or reduce
your Low Batt Cut Out setting.
W49
DC Over Voltage Automatic Battery voltage goes within the
[High Batt Cut Out –2V]
threshold.
Turn off or check additional charging
sources to batteries. Check battery
cables.
Check for the correct battery voltage at
the inverter’s DC input terminals.
Ensure your DC source is regulated
below your high battery cut out or
increase your High Batt Cut Out
setting.
W57
FET1 Over
Temperature
Automatic Internal temperature is over
85°C (185 °F).
AC input voltage may be too
high while charging.
Check for high input AC voltage.
Operating too large of a load for
too long while inverting.
Remove excessive loads.
Ambient temperature may be
high.
Let inverter cool down and try
restarting.
Inverter cooling fan may have
failed.
Hold a piece of paper to inverter vents
to check the fan. If the fan has failed,
have the inverter serviced.
Inverter airflow intake may be
blocked.
Increase clearance around the
inverter or unclog the fan air intake.
Charging setting is too high
based on ambient temperature
around inverter.
Lower the Max Charge Rate setting.
W58
FET2 Over
Temperature
Automatic See W57. See W57.
W63
AC Overload Automatic Excessive load on the AC
output.
Check for loads above the inverter’s
capacity. Turn off some loads if
necessary.
Troubleshooting Conext XW Pro Owner's Guide
990-91227A-01 This document is intended for use by qualified personnel 111