INVT Goodrive 300 Operation Manual page 219

inverters
Goodrive300
Maladjustment
STo
Running time
END
arrival
Keypad
PCE communication
Parameters
DNE
downloading fault
Electronic
LL
underload fault
1. The control parameters of
the synchronous motors not
set properly.
2. The autoturn parameter is
fault
not right.
3. The
connected to the motor.
The actual running time of
the inverter is above the
internal setting running time.
1. The connection of the
keypad wires is not good or
broken.
2. The keypad wire is too
long and affected by strong
fault interference.
3. There is circuit fault on
the communication of the
keypad and main board.
1. The connection of the
keypad wires is not good or
broken.
2. The keypad wire is too
long and affected by strong
interference.
3. There is mistake on the
data storage of the keypad.
The inverter will report the
underload
according to the set value.
1. Check the load and
ensure it is normal.
2.
control parameter is set
properly or not.
3.
inverter is not
maladjustment
time.
Ask for the supplier and
adjust the setting running
time.
1. Check the keypad wires
and ensure whether there is
mistake.
2. Check the environment
and avoid the interference
source.
3. Change the hardware and
ask for service.
1. Check the keypad wires
and ensure whether there is
mistake.
2. Change the hardware and
ask for service.
3. Repack-up the data in the
keypad.
Check the load and the
pre-alarm
underload pre-alarm point.
218
Fault tracking
Check whether
Increase
detection
the
the