Danfoss VLT Compressor Drive CDS 803 Guia De Funcionamiento página 33

VLT® Compressor Drive CDS 803
Operating Guide
Fault Fault text
number
99 Locked rotor
126 Motor Rotating
127 Back EMF too high
208 ORM Fault
Only applicable for 18–30 kW.
1
Only applicable for 6–10 kW.
2
Only applicable for 30 kW.
3
For full specifications of warnings and alarms, refer to the VLT® Compressor Drives CDS 803 Programming Guide listed in
tional Resources.
Danfoss A/S © 2021.06
Warn- Alarm Trip
ing locked
X
X
X
X X
Cause of problem
The rotor is blocked or cannot run due to heavy load.
High back EMF voltage. Stop the rotor of the PM motor.
The drive cannot start the motor due to the rotor running at a
higher speed than normal condition.
Running in hand mode with low speed for too long time.
AQ32174876762701-000301 / 130R0627 | 33
Troubleshooting
1.1.2 Addi-