ABB PST Series User Manual

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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.
The motor is too small.
Theload on the motor is too
small.
(current is out of measuring
range).
• 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 field-
bus type.
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LCD Auto shut off the keypad. • Touch any key on the keypad.
Supply voltage is not connected. • Connect the Supply voltage according to
the circuit diagram.
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Power on ProtectionFault
Power on ProtectionFault

ABB PST Series Specifications

General

Brand	ABB
Model	PST Series
Category	Controller
Language	English