Delta CFP2000 Series User Manual page 507

Chapter 14 Fault Codes and DescriptionsCFP2000
ID* Display on LCD Keypad
16
Action level
Action time
Fault treatment parameter
Reset method
Reset condition
Record
Cause
Check if the ambient temperature
or temperature inside the control
cabinet is too high, or if there is
obstruction in the ventilation hole
of the control cabinet.
Check if there is any obstruction on
the heat sink or if the fan is
running.
Insufficient ventilation space
Check if the drive matches the
corresponding load
The drive has run 100% or more
than 100% of the rated output for a
long time
Fault Name
IGBT overheating
IGBT temperature exceeds the protection level
(oH1)
Action and Reset
When Pr.06-15 is higher than the IGBT overheating protection level, oH1 error
occurs instead of oH1 warning.
IGBT temperature exceeds the protection level for more than 100 ms, oH1 error
occurs.
N/A
Manual reset
Reset only when IGBT temperature is lower than oH1 error level minus (-) 10°C
Yes
1. Check ambient temperature.
2. Regularly inspect the ventilation hole of the control cabinet.
3. Change the installed place if there are heating objects, such as braking
resistors, in the surroundings.
4. Install/ add cooling fan or air conditioner to lower the temperature inside the
cabinet.
Remove the obstruction or replace the cooling fan.
Increase ventilation space of the drive.
1. Reduce the load
2. Reduce the carrier
3. Replace the drive with a larger capacity model.
Replace the drive with a larger capacity model.
14-12
Fault Descriptions
Corrective Actions