Fault Tracing; Warning Messages - ABB ACS 501 Installation & Start-Up Manual

Fault Tracing

Warning Messages

ACS 501 Installation & Start-up Manual
= Press once to reset warning.
Warning Message
1 OVER TEMP The heat sink temperature is
over 149°F (65°C). Restricted
air flow caused by dust or
improper installation location.
2 MOT STALL Parameter 30.1.8 (Stall Func) is
set to WARNING.
3 MOTOR TEMP Parameter 30.1.3 (Mot Temp
Flt Func) is set to WARNING.
6 UNDER LOAD Parameter 30.1.10 (Underload
Func) is set to WARNING.
7 AI < MIN Parameter 30.1.2 (AI < Min
Func) is set to WARNING.
8 EEPROM WR Parameter storing to the
EEPROM has failed.
Possible Cause
Refer to Figure 5-2 at the end
of this chapter.
Refer to Fault 3 (Mot Stall) in
the next section.
Refer to Fault 4 (Mot Temp) in
the next section.
Refer to Fault 7 (Under Load)
in the next section.
Refer to Fault 11 (AI < Min) in
the next section.
• Check DC bus voltage.
• If voltage is OK, try to store
• If warning occurs again, try
• If the warning persists,
Chapter 5 – Fault Tracing
Remedy
again.
to restore factory settings.
contact ABB Technical
Support.
5-3