Power Electronics SD 300 Series, Getting Started Manual

Page: 104 / 354

SD300 POWER ELECTRONICS
102
WARNING & FAULT MESSAGES
Screen Description or possible cause Actions
Short circuit upper and lower IGBT. Check IGBT.
Short circuit at the drive output.
Check the wiring of the drive output
circuit.
Acceleration / deceleration time is
too short compared with the inertia of
the load (GD
2 )
Increase acceleration / deceleration
time.
Cooling fan damaged or foreign
matter present. Replace the cooling fans and / or
remove the foreign matter.
Fault within the cooling system. Check the foreign matter presence.
Excessive room temperature.
Keep the room temperature under
50ºC or verify the drive capacity
according to temperature.
Motor overheat produced (PTC /
NTC external signal) produced.
Check the motor cooling.
Reduce the load and / or operating
cycle.
Cooling fan damaged or foreign
matter present. Replace the cooling fans and or
remove the foreign matter.
A problem occurred while editing a
parameter with the numeric
keyboard.
Check if the keyboard is properly
inserted.
Possible pipe breakdown inhibits
pressure to reach the minimum level. Check installation pipe status.
PID feedback sensor is not showing
the correct values.
Check the PID feedback pressure
sensor is measuring properly. In case
it is damaged, replace it.
The braking unit has reached a
dangerous temperature.
Check the braking unit.
No motor connected to the drive
output or defective wiring. Check the motor is correctly
connected to the drive output.
The value set in parameter Pr.31 is
too high. Reduce the value of parameter
Pr.31.