78 ACS 300 User’s Manual
Chapter 8 - Fault Tracing
occurs and automatic restart (RESTART #) is off. If the automatic
restart is on, the undervoltage fault is not stored in the FAULT
MEMORY unless the fault persists after restart.
Figure 8-1 Examples of fault indications in the fault memory.
Fault Tracing
Table 8-1 shows the displayed fault text (in the FAULT MEMORY);
the probable cause of the fault; and advice for correcting the fault.
= Press once to reset fault.
= Switch power off to reset fault.
Fault Memory can be erased by pressing simultaneously
button and - button while reviewing Fault Memory. Erasing
will clear all three fault records.
F1 OVERVOLTAGE
F2 UNIT FAULT 12