Vacon CX - Page 36

TROUBLESHOOTING Service Manual M4 - M10
11.07.2002 Page 36
F16
Check parameter settings in groups 1 and 7.
Values have to be accordingly with motor
nominal ratings
F16 MOTOR OVER TEMPERATURE
Clear fault memory
F16
Measured (t) =
Monitored (t)
Measure output current of the drive and
compare to value on monitoring page v3.
Actual current =
Monitored current
Dimensioning of the motor too low
Measure temperature of the motor and compare
to value on monitoring page n20 (calculated
motor temp). 105% = Trip limit
Check the current measuring circuit according to
instructions on section 7.3.2.1. Replace
defective parts as recommended in spare part
lists
F16
If cooling of the motor is ok then there is drive
overcurrent or motor temperature is lower than
rated. Change motor thermal protection
parameters in group 7. Note ! Changing
application returns default settings.
NO
YES
YES
NO
YES
NO
NO
YES