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(2) Inverter operation ready signal (RY, RY2 signal) and inverter running signal (RUN, RUN2,
RUN3 signal)
Under V/F control, advanced magnetic flux
vector control
Power
ON
supply
ON
STF
ON
RH
Pr. 13
Starting
frequency
Reset
processing
ON
RY
ON
RUN
(RUN2)
ON
RUN3
Inverter
Start
Start
Status
Signal is
Signal is
OFF
ON
(during
(during
Output
stop)
stop)
Signal
RY
ON
ON
RY2
OFF
OFF
RUN
OFF
OFF
RUN2
OFF
OFF
RUN3
OFF
ON
*1
This signal turns off during power failure or undervoltage.
OFF
⋅ When the inverter is ready to operate, the output of the
operation ready signal (RY) is on. (It is also on during inverter
OFF
running.)
⋅ When the output frequency of the inverter rises to or above
Pr. 13 Starting frequency, the output of the inverter running
signals (RUN, RUN2) is turned on. During an inverter stop or
DC injection brake
operation point
DC injection brake operation, the output is off.
⋅ For the RUN3 signal, output is on while the inverter running
DC injection
brake
and the start signal is on.
operation
(For the RUN3 signal, output is on if the starting command is
Time
on even when the inverter protective function is activated or
the MRS signal is on.)
OFF
The output is on during DC injection brake operation and off
during an inverter stop.
OFF
OFF
At Alarm Occurrence
Start
or MRS Signal is on
Signal is
Under DC
ON
Injection
(during
Brake
Start signal
running)
ON
ON
OFF
OFF
ON
OFF
ON
OFF
ON
ON
Function assignment of external terminal and control
Instantaneous Power Failure
(output shutoff)
Start signal
Start signal
is ON
is OFF
is ON
OFF
OFF
OFF
OFF
ON
OFF
ON
Automatic Restart after
Coasting
Restarting
Start signal
is OFF
ON
ON
*1
OFF
OFF
OFF
ON
OFF
ON
OFF
ON
233
4
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