INVT Goodrive 300-16 Operation Manual page 37

Goodrive300-16 special inverter for HVAC
Code Fault
Parameters
DNE downloading
fault
Grounding
ETH1 shortcircuit
fault 1
Grounding
ETH2 shortcircuit
fault 2
Speed
dEv
deviation fault
Maladjustment The control parameters of
STo
Cause
and affected by strong
interference.
Communication 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.
The output of the inverter is
short circuited with the
ground.
There is fault in the current
detection circuit.
The actual motor power
sharply differs from the
inverter power.
The output of the inverter is
short circuited with the
ground.
There is fault in the current
detection circuit.
The actual motor power
sharply differs from the
inverter power.
The load is too heavy or
stalled.
36
Commissioning guidelines
Solution
Change the hardware and ask
for service.
Check the keypad wires and
ensure whether there is mistake.
Change the hardware and ask
for service.
Repack-up the data in the
keypad.
Check if the connection of the
motor is normal or not
Change the hoare
Change the main control panel
Set motor parameters correctly.
Check if the connection of the
motor is normal or not
Change the Hoare
Change the main control panel
Set motor parameters correctly.
Check the load and ensure it is
normal. Increase the detection
time.
Check whether the control
parameters are normal.
Check the load and ensure it is