Delta VP3000 Series - Page 505

Chapter 8 Troubleshooting｜VP3000
496
ID No.
Fault Name
Descriptions
5
IGBT short circuit between
upper bridge and lower
bridge (occ)
Short-circuit is detected between upper bridge and lower bridge of the IGBT
module
Action and Reset
Action Condition
Hardware protection
Action Time
Immediately act
Fault Treatment Parameter
No
Reset Method
Manual reset
Reset Condition
Reset in 5 sec. after the fault is cleared
Record
Yes
Cause
Corrective Actions
IGBT error
Check the motor wiring.
Cycle the power, if occ still exists, return to the factory for repair.
Short-circuit detecting circuit error