Vacon NX ACTIVE FRONT END II Applications Manual page 87

Arfiff05 Standard AFE-II
F31 IGBT temperature
IGBT Inverter Bridge over temperature protection has detected too high a short term overload
current.
Possible cause:
1. Too high load
2. Identification run has not been made which causes the motor to start under magnetized.
Correcting measures:
1. Check load.
2. Check motor size.
3. Make identification Run.
F32 Fan cooling
Possible cause:
1. Cooling fan of the frequency converter does not start when ON command is given.
Correcting measures:
1. Contact your local distributor.
F37 Device change
Option board or power unit changed.
Possible cause:
1. New device of same type and rating.
Correcting measures:
1. Reset. Device is ready for use.
F38 Device added
Option board added.
Correcting measures:
1. Reset. Device is ready for use. Old board settings will be used.
F39 Device removed
Option board removed.
Correcting measures:
1. Reset. Device no longer available.
F40 Device unknown
Unknown option board or drive.
S1 = Unknown device
S2 = Power1 not same type as Power2
Correcting measures:
1. Contact the distributor near to you.
Local contacts: http://drives.danfoss.com/danfoss-drives/local-contacts/
vacon • 87