160 Low Voltage Products & Systems
AC 1006.9 - 5/03 ABB Inc. • 888-385-1221 • www.abb-control.com
Status Possible cause
Displayed current in LCD does
not correspond to motor current.
Inside Delta connection. • If the softstarter is connected Inside
Delta, the current displayed is 58%
of the motor current.
Displayed current in LCD is not
stable.
Themotoristoosmall. • Check that the softstarter
corresponds to the motor size.
• Increase the load if possible.
• Check that softstarter and motor
sizes correspond.
Loading of parameters does not
work properly.
Fieldbus settings. • See chapter Fieldbus for actual
fieldbus type.
Solution
Theloadonthemotoristoo
small. (current is out of measuring
range).
Chapter 11 - Troubleshooting
11:3 Start up faults
Power on ProtectionFault
Power on ProtectionFault
(1/( 3))
Status Possible cause
LCD Auto shut off the keypad. • Touch any key on the keypad.
Control voltage is not connected. • Connect the control voltage
according to the circuit diagram.
Solution