PowerFlex 40 and 400 Drive Control Logic

Table 20 (continued)

Allen-Bradley Drive Fault Codes (continued)

 

Fault

Description

Corrective Action

 

Remarks

 

 

 

 

 

 

 

039

Phase V Fault

Phase to ground fault detected

Check wiring between the drive and motor. Check for

 

 

between controller and motor in

grounded phase.

 

 

Phase V.

 

 

 

 

 

040

Phase W Fault

Phase to ground fault detected

Check wiring between the drive and motor. Check for

 

 

between controller and motor in

grounded phase.

 

 

Phase W.

 

 

 

 

 

041

UV Short Fault

Excessive current has been

Check motor and external wiring to the controller output

 

 

detected between two controller

terminals for shorted condition.

 

 

output terminals.

 

 

 

 

 

042

UW Short Fault

Excessive current has been

Check motor and external wiring to the controller output

 

 

detected between two controller

terminals for shorted condition.

 

 

output terminals.

 

 

 

 

 

043

VW Short Fault

Excessive current has been

Check motor and external wiring to the controller output

 

 

detected between two controller

terminals for shorted condition.

 

 

output terminals.

 

 

 

 

 

048

Reset to Default Values

Parameters were reset to the

Verify or re-load the Alliance Laundry Systems specified

 

 

factory default values.

parameters.

 

 

 

 

063

Software Over-current

Instantaneous (100 ms) trip based

Check for a locked motor or basket. Check for correct

 

 

on ALS-specified maximum

motor, basket and pulley combination. Check for an

 

 

current setting.

intermittent signal at the drive’s input terminals.

 

 

 

 

064

Drive Overload

The drive’s current rating has been

Verify that the parameters are compatible with the motor

 

 

exceeded by 150% for 1 minute or

and pulley combination. Check for a restriction in the

 

 

by 200% for 3 seconds.

basket’s rotation. Check for a poor or improper connection

 

 

 

in the motor circuit.

 

 

 

 

100

Parameter Checksum

There is an internal checksum

Reset the drive’s parameters to the default factory settings

 

 

discrepancy.

and re-load the ALS-specified parameters.

 

 

 

 

Table 20

34

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