Fault Tracing; What This Chapter Contains; Safety; Alarm And Fault Indications - ABB ACS150 series User Manual

Fault tracing

What this chapter contains

The chapter tells how to reset faults and view fault history. It also lists all alarm and
fault messages including the possible cause and corrective actions.

Safety

WARNING! Only qualified electricians are allowed to maintain the drive. Read the
safety instructions in chapter

Alarm and fault indications

An alarm or fault message on the panel display indicates abnormal drive status.
Using the information given in this chapter most alarm and fault causes can be
identified and corrected. If not, contact an ABB representative.

How to reset

The drive can be reset either by pressing the keypad key
through digital input, or by switching the supply voltage off for a while. When the fault
has been removed, the motor can be restarted.

Fault history

When a fault is detected, it is stored in the fault history. The latest faults are stored
together with a time stamp.
Parameters
FAULT 2 store the most recent faults. Parameters
data at the time the latest fault occurred.
Safety
0401 LAST FAULT, 0412
on page 11 before you work on the drive.
PREVIOUS FAULT 1 and
0404...0409
127
on the control panel,
0413 PREVIOUS
show drive operation
Fault tracing