INVT Goodrive300-19 Series Operation Manual page 199

Goodrive300-19 series open loop vector inverter special for hosit
8.6.3 Overvoltage
Check the load and
adjust
8.6.4 Undervoltage fault
OV fault
Check if the voltage range is in
the standard one or not ?
Yes
Check if UVW is short circuited to
the earth and the configuration of
the output side is right or not?
Yes
Check if the ACC/DEC
time is too short
No
Check if the load
Yes
motor is in abnormal
reverse running
No
If it is the inverter fault,
please contact with our
company
UV fault
If the voltage of the power supply
is in the standard range
No
Check if the air switch and
contactor on the inside is off or
abnormal or not
No
Check if there is big power
device in the same power supply
No
Check that if there is
powering off during
the running of the
inverter
No
If it is the inverter fault,
please contact with our
company
No
Ensure the power supply
meets the need
Yes
Settle the short circuit
and configure rightly
Yes
Check if shortening the
ACC/DEC time is allowed
No
Check if it
needs to use
the options
No
Adjust the braking
options and the
resistance
Yes
Ensure the power supply
meets the need
Switch on the air switch
Yes
and contactor and settle
the abnormality
Yes
Adjust the power supply
Ensure the power off
Yes
reason and settle the
abnormal
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Fault tracking
Yes
Shorten the ACC/DEC
time
Yes
Add braking options