YASKAWA yasnac i80m

(2).
Alarm
detected
on
the
servopack
side
(servo
alarm)
If
trouble
occurs
in
the
servopack
side,
servo
alarm
is
displayed
on
the
alarm
screen
in
the
form of
#3101
to
#3105
for
each axis.
The
contents
of
the
servo
alarm
can
be
confirmed
on
the
servo
alarm
screen
(refer
to
par.3.4.9.2(2)
“Servo
alarm
function").
Table
4.4.2
Alarm
Detected
on
the
Ser
No.
Alarm
Contents
DO
D
1
Detects
overcurrent
flow
in
the
main
circuit.
Overcurrent
detection
D
2
MCCB
trip
detection
Detects
tripping
of
MCCB.
Regeneration
error
detection
Detected when the
regeneration processing
circuit
in
the
servopack
is
inoperative.
D
3
Overvoltage
is detected
when
the
DC
voltage
in
the
main
circuit
is
abnormally
high.
Overvoltage
detection
D
4
Undervoltage
is
detected
when
the
DC
voltage
in
the
main
circuit
is
under
150
V
after
power
is
turned
on.
Undervoltage
detection
D
5
D6-D9
Overheat
is detected
when
the heat
sink
in
the
servopack
has
abnormally
high
temperature
lover
about
85t.'
)
Heat sink
Overheat
detection
DA
DB.DC
Fuse
blown
detection
l
DD
Detects
blown
fuse
in
a
servopack
with
2
or
3
axes.
Open
circuit detection
of
the
current
reference
cable
DE
Detects
open
circuit
in
the
current
reference
cable.
Open
phase
detection
DF
Detects
an
open
phase
in
3-phase
power
supplies.
For
further
details,
refer
to
the
accompanying
Service
Manual.
Instruction Manual.
If
any
of
the
above
alarms
occur,
contact
your
YASKAWA
repre¬
sentative
immediately
after
confirming
details
of
the
alarm
display.
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655
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