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Test Operation
Pre-operation inspections
After installing and wiring, inspect the following before running the inverter.
(1) Is the wiring connected correctly? (Especially power input terminals R/L1, S/L2 and
T/L3, output terminals U/T1, V/T2 and W/T3, load side short or ground)
(2) Does input power comply with the rating?
(3) Are there any places that could be shorted by wire cuttings, etc?
(4) Are any screws or terminals loose?
Test operation
(1) Conduct the following for safe operation.
①
Set the motor so that the motor can be operated independently.
②
Set all of the input of the control terminal base to "OFF" (Open)
(2) Turn ON the power and run a test operation by following the procedures shown below.
Operation panel
Operation
Switch
LED display
Remarks
①
Turn on the
power
・
Turn ON the power in the monitor
mode. (Output frequency is
displayed.)
When setting with the volume on the operation panel, set "
frequency command selection" to
Volume. (See page 21.)
Operation panel
Operation
Switch
LED display
Remarks
②
Frequency
setting
Press
△
.
Press
△
to
set
frequency
.
・
No. 0 speed frequency is
displayed. (Output setting: 0.0 Hz)
・
Set No. 0 speed frequency to 60
Hz.
③
Return to the
monitor mode
Press
MODE
.
④
Run command
(forward
rotation)
Press
RUN
.
・
Frequency is gradually changed.
・
Rotating direction is displayed.
⑤
Stop
command
Press STOP
.
・
Frequency is gradually changed.
<Points to check when running a test operation>
(1) Is the motor running smoothly? Are there any abnormal sounds or vibrations?
(2) Are acceleration and deceleration smooth?
(3) Is the direction of rotating of the motor correct?