Delta VFD075CP43B-21 User Manual

Chapter 13 Warning CodesCP2000
13-8
ID No. Display on LCD Keypad Warning Name Description
13
Under current
(uC)
Low current
Action and Reset
Action level Pr.06-71
Action time Pr.06-72
Warning setting parameter
Pr.06-73
0: No function
1: Fault and coast to stop
2: Fault and ramp to stop by 2
nd
deceleration time
3: Warn and operation continue
Reset method
Auto
“Warning” occurs when Pr.06-73=3. The “Warning” automatically
clears when the output current is > (Pr.06-71+0.1A).
Manual “Error” occurs when Pr.06-73=1 and 2. You must reset manually.
Reset condition Immediately reset
Record Does not record when Pr. 06-73=3 and uC displays “Warning”.
Cause Corrective Actions
Broken motor cable Exclude the connection issue of the motor and its load.
Improper setting for the low current
protection
Set the proper settings for Pr.06-71, Pr.06-72 and Pr.06-73.
Low load
Check the loading status.
Make sure the loading matches the motor capacity.
ID No. Display on LCD Keypad Warning Name Description
17
Over speed warning
(oSPd)
Over speed warning
Action and Reset
Action level The encoder feedback speed > Pr.10-10
Action time Pr.10-11
Warning setting parameter
Pr.10-12=0
0: Warn and keep operation
Reset method “Warning” automatically clears when the drive stops
Reset condition “Warning” automatically clears when the drive stops
Record N/A
Cause Corrective Actions
Improper setting for Pr.10-25 FOC
bandwidth of speed observer
Decrease setting value for Pr.10-25.
Improper bandwidth setting for
ASR speed controller
Increase the bandwidth setting for ASR speed controller.
Incorrect motor parameter setting Reset motor parameter and run parameter tuning.
Malfunction caused by interference
Verify wiring of the control circuit, and wiring/grounding of the main circuit to
prevent interference.

Delta VFD075CP43B-21 Specifications

General

Brand	Delta
Model	VFD075CP43B-21
Category	DC Drives
Language	English