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Warning, Alarm Diagnosis And Counter Measures 203
V260 Series High Performance Closed-Loop Vector Inverter User Manual
7. AFTER TRANSIENT POWERED OFF, THE MOTOR CAN NOT BE STARTED EVEN IT IS
POWERED ON.
Possible causes
Solutions
Restart function after power off
(F0.4.48) is prohibited
Set the restart function after transient power off ([F0.4.48]) as valid.
The operation command is maintained
in OFF status when it is power on.
Confirm the reset sequence of external circuit, if necessary; discuss
whether to adopt the holding relay of operation command.
8. THE PARAMETERS ARE SET IMPROPERLY AND THE ORIGINAL VALUE OR DELIVERY
VALUE NEEDS TO BE RECOVERED.
Possible causes
Solutions
The function code is conducted
unnecessary parameter setting
Recover the parameters not necessary to be set into default.
The function code is conducted wrong
parameter setting
Reset necessary function codes after initialization of parameter set as
needed and confirm actions.
8.3 FAILURES IN
SETTING
OPERATION OF FREQUENCY INVERTER
1. No display in the operation panel
Possible causes
solutions
The operation panel is not correctly
connected to the frequency inverter
1.
Confirm whether the operation panel is correctly connected to the
frequency inverter, take it down and reinstall.
2.
Replace other operation panels and confirm display.
2. The function code cannot be changed
Possible causes
Solutions
Some codes cannot be changed
during operation
Confirm whether it is operating and whether the function code to be
changed in the function code list can be changed during operation.
The parameters are locked
Confirm the locking conditions of parameters ([F0.0.05]), ([F0.0.06]); if
the parameters are subject to be modified, the locking password with
corresponding modification permissions shall be input first.
Did not press OK key
Confirm whether the OK key is pressed after the modification of function
code data.
There’s failure in the connection
between operation panel and
frequency inverter
Remove the operation panel and reinstall or replace a new operation
panel.