22.
PARAMETERS
Pr55
-
Pr.58
mu
tor
h.qumcy
monitor
0
Set the output frequency at which the pulse-train
output
frequency, across terminals FM and
SD
is
1440Hz. This setting is valid when
"0'
(output fre-
quency)
is
set for Pr.54 (selection of
FM
terminal
function).
Factory-setting
...
60Hz
I
Note:
The maximum pulse-train output frequency at tenninal FM is
2400Hz.
I
udmnu
fw
~n.nt
mttw
0
Set the output current (motor current) at which
the pulse-train output frequency, across terminals
FM
and SD, is
1440Hz.
This setting is valid when
'1"
(motor current) is set for Pr.54 (selection
of
FM
terminal function).
Factory-setting
...
Rated output current of inverter
pote:
The maximum pulse-train output frequency at terminal FM
is
24ooHz.
I
Fl
Opration
restart
atter
1n-w
porn
~lun
Free-wheeling
8me
lw
restarl
Start-up
time
tor
restart
.At an Occurrence of instantaneous power failure, it is possible to restart the inverter wahout
stopping (in free-wheeling slate) the motor when power is restored.
'.
Note:
Restart operation after instantaneous power failure is
made
in
the
reduced vdtage start
quency, independent of the motor's free-wheeling
speed.
method in which the output voltage is increased gradually
while
maintaining the set fre-
wheeling speed is sensed (speed search method).
output
frequency before the mornen-
Differing from the method as used with FR-A100 and
MOO,
in which the motor free-
tary power interruption is output.
If
power
off
state continues for more than
0.2
mnds,
the frequency before the power interruption cannot
be
retained and
,
in such case, the
inverter restarts from
OHz.
-77-
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