7
Fault codes and troubleshooting
Eaton 1250W / 1500W / 1800W Inverter Operation and Installation Guide
IM SP180164 / Rev D www.eaton.com
Incorrect connection protection
Inverter DC input protection
•
AC input and AC output:
AC Input Line and Neutral reverse connection cannot be detected. Input and output ac
terminals are labeled and unit should be installed by a professional installer.
•
Charger DC output protection:
Reverse polarity on DC terminal will open the input fuses in the Eaton Inverter. This
damage is not covered under warranty.
Table 5.
Model
DC output fuse
All
2x30A (Auto blade)
Non-user servicable
Table 6. Over temperature protection
Location
Condition
Charger transformer
>95
°
C
>100
°
C
Max. Charge current reduced to half of full load
Max. Charge current reduced to 0A
AC transfer relay
>70
°
C
System shutdown (no auto-reset)
Max. charge current resumes normal level when Charger Transformer sensor temperature drops below 90°C
Table 7.
Location
Warning (°C)
Error code /
audio alarm
Shutdown°C
Error code /
audio alarm
On
Off
On
Off
Rectifier diode
>90
<88
E07 / beep @
0.33Hz
>95
<80
E04 / beep @
1Hz
Extrusion
>63
<60
>60
<56
Over temperature shutdown of these sensors is auto reset. Sensor temperature tolerance is +/-5°C
AC output protection
External AC source applied to the inverter AC output may damage the inverter. This damage is not covered by warranty.
STATUS LED Indicator
•
Solid Green - Battery connected is fully charged in AC bypass mode
•
Flashing Green - Charging is in progress in AC bypass mode
•
Flashing Amber - AC input is detected and being qualified in AC bypass mode
•
Solid Amber - Inverter AC output is on in inverter mode
•
Solid Red - Indicateds an error was found. The digital display shows the fault code
