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(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.
-
655
-
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