D
●
The
following
diagrams
show
the
operation
of
each
stopping
method.
●
Deceleration
to
Stop(b1-03=0)
Run
command
Deceleration
time
DC
injection
braking
Output
frequency
DC
injection
braking
time
at
stop(b2-04)
Decelerates
to
a
stop
at
a
rate
set
with
the
selected
deceleration
time
.
Deceleration
to
Stop
Deceleration
to
Stop
●
Coast
to
Stop(b1-03=1)
Run
command
Output
frequency
The
inverter
output
is
shut
OFF
when
the
stop
command
is
input
and
the
run
command
goes
OFF.
After
the
stopcommand
is
input,run
commands
are
disregarded
until
the
minimum
baseblock
time(L2-03)has
elapsed.
Coast
to
Stop
Coast
to
Stop
DC
Injection
Braking
Stop(b1-03=2
)
Run
command
DC
injection
braking
DC
injection
braking
time
Output
frequency
when
the
stop
command
is
input
(Max.
Frequency)
DC
injection
braking
time
After
the
stop
command
is
input
and
the
minimum
baseblock
ime(L2-03)
has
elapsed,DC
injection
braking
is
applied
and
the
motor
stopped.
The
DC
injection
braking
time
depends
upon
the
output
frequency
when
the
stop
command
isinput
and
the“DC
injection
braking
time
at
stop”setting
in
b2-04,as
shown
in Figure6.6.
Min.baseblocktime
(L2-03)
Output
frequency
DC
InjectionBraking
Stop
DC
InjectionBraking
Stop
Lengthen
the
minimum
baseblocktime(L2-03)when
an
overcurrent
(OC)
occurs
during
stopping.When
the
power
to
an
induction
motor
is
turned
OFF,
the
counter-electromotive
force
generated
by
the
residualmagnet-
ic
field
in
the
motor
can
cause
an
ove
rcurrent
to
be
etected
when
DC
injection
braking
is
applied.
Coast
to
Stop
with
Timer(b1-03=3)
Run
command
Output
frequency
Deceleration
ime
Output
frequency
when
the
stop
ommand
is
input
After
the
stop
command
is
input,run
commands
are
disregarded
until
the
timeT has
elapsed.The
time
to
depends
upon
the
output
frequency
when
the
stopcommand
is
input
and
the
deceleration
time.
Excitation
level(b2-01)
Is a registered trademark of yolico
YD3000N
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Содержание YD3000N Series
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