Goodrive300-16 special inverter for HVAC
Commissioning guidelines
36
Code
Fault
Cause
Solution
and affected by strong
interference.
Communication fault.
Change the hardware and ask
for service.
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.
ETH1
Grounding
shortcircuit
fault 1
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.
Check if the connection of the
motor is normal or not
Change the hoare
Change the main control panel
Set motor parameters correctly.
ETH2
Grounding
shortcircuit
fault 2
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.
Check if the connection of the
motor is normal or not
Change the Hoare
Change the main control panel
Set motor parameters correctly.
dEv
Speed
deviation fault
The load is too heavy or
stalled.
Check the load and ensure it is
normal. Increase the detection
time.
Check whether the control
parameters are normal.
STo
Maladjustment
The control parameters of
Check the load and ensure it is
