Goodrive200A inverters Fault tracking
Fault type Possible cause What to do
DNE
Parameters
downloading fault
The connection of the
keypad wires is not good
or broken
The keypad wire is too
long and affected by
strong interference
There is mistake on the
data storage of the keypad
Check the keypad wires
and ensure whether there
is mistake
Change the hardware and
ask for service
Repack-up the data in the
keypad
LL
Electronic
underload fault
The inverter will report the
underload pre-alarm
according to the set value
Check the load and the
underload pre-alarm point
8.5.2 Other states
Fault code
Fault type Possible cause What to do
PoFF
System power
off
System power off or the
bus voltage is too low
Check the grid
Communication
failure between
the keypad and
main control
board
The keypad is not conneted
correctly
Check the installation
environment
8.6 Common fault analysis
8.6.1 The motor does not work