Delta MH300 Series - Page 778

Chapter 14 Fault CodesMH300
14-51
ID No. Display Fault Name Description
44
PG feedback stall
(GF3)
Under PG mode, when the motor frequency
exceeds the encoder observer stall level (Pr. 10-
10) and starts to count, the fault time is longer
than the detection time of encoder observer stall
(Pr. 10-11), then PGF3 fault occurs.
Action and Reset
Action condition Pr. 10-10
Action time Pr. 10-11
Fault treatment parameter
Pr. 10-12
0: Warn and keep operation
1: Fault and ramp to stop
2: Fault and coast to stop
Reset method Manual reset
Reset condition Reset immediately
Record Yes
Cause Corrective Actions
Incorrect setting of encoder
parameter
Reset encoder parameter (Pr. 10-01)
Pr. 01-00 is set too small Set proper value for Pr. 01-00.
Incorrect setting for ASR
parameters and accel. / decel.
time
Reset ASR parameters.
Set correct accel. / decel. time.
Incorrect setting for PG
feedback stall
Reset proper values for Pr. 10-10 and Pr. 10-11