Delta CP2000 Series, User Manual

Page: 570 / 868

Chapter 13 Warning Codes

CP2000
13-9
ID No. Display on LCD Keypad Warning Name Description
18
Deviation Warning
(dAvE)
Over speed deviation warning
Action and Reset
Action level Pr.10-13
Action time Pr.10-14
Warning setting parameter
Pr.10-15=0
0: Warn and keep operation
Reset method “Warning” automatically clears when the drive stops
Reset condition After the drive stops
Record N/A
Cause Corrective Actions
Improper parameter setting for the
slip error
Reset proper value for Pr.10-13 and Pr.10-14.
Improper setting for ASR
parameter and acceleration/
deceleration
Reset ASR parameters.
Set proper accel./ decel. time.
Accel./ Decel. time is too short Reset proper accel./ decel. time.
Motor locked Remove the causes of motor locked.
Mechanical brake is not released Check the active timing of the system.
Incorrect parameter setting of
torque limit
(Pr.06-12, Pr.11-17–20)
Adjust to proper setting value.
Malfunction caused by interference
Verify wiring of the control circuit, and wiring/grounding of the main circuit to
prevent interference.
ID No. Display on LCD Keypad Warning Name Description
19
Phase loss
(PHL)
Input phase loss warning
Action and Reset
Action level One of the phases outputs less than Pr.06-47
Action time Pr.06-46
Warning setting parameter
Pr.06-45=0
0: Warn and keep operation
Reset method “Warning” automatically clears when the drive stops
Reset condition After the drive stops
Record N/A
Cause Corrective Actions
Phase loss of the input power Verify wiring of the main circuit.
Single phase power input on a
three-phase model
Use the model with voltage that matches the power.
The power voltage has changed
If the power of main circuit works well, check if the MC of the main circuit is
broken.
Cycle the power after verifying the power is normal. If PHL still occurs, return to
the factory for repair.
Loose wiring terminal of input
power
Tighten the terminal screws with the torque listed in the user manual.
Check if the input cable of 3-phase
power is broken Make sure the wiring is correct.
Replace the broken part of the cable.
The voltage of input power has
changed Check setting for Pr.06-50 (Time for Input Phase Loss Detection) and Pr.06-52
(Ripple of Input Phase Loss).
Unbalance three-phase of the
input power
Check the status of 3-phase power.