Fault codes and software
email: service@vacon.com Tel: +358 (0)201 212 575 Fax: +358 (0)204 335 091
59
4
Software based temperature model
trigged this fault.
Measure temperature of motor.
F16 Motor overtemperature
Is the temperature
higher than thermal
capability of the
motor.
Check the parameters for thermal
protection.
NO
YES
Adjust parameters and try again.
Did measured =
Monitored value?
NO
Can
parameters be
adjusted?
YES
F16 displayed.
Check logged
data in
fault history.
External reason for the fault:
Motor is overloaded.
-Decrease load.
-Additonal cooling of motor is
needed.
NO
Internal fault: Check
current measurement
circuit.
F16 again?
External fault: W rong
parameter setting
trigged the fault.
NO
Measure
output current.
YES
FIGURE 18. Fault code F16