Lenze 8200 series User Manual

Troubleshooting and fault elimination
8-2 UOMu_^MVMO
8.1.3 Maloperation of the drive
Maloperation Possible causes
Motor does not rotate D DC-bus voltage too low
(red LED is blinking every 0.4 s; message LU is displayed)
D Controller inhibited
(green LED is blinking, display of the operating module: OFF,
STOP or AS_LC)
D Setpoint = 0
D DC braking active
D Quick-stop function active
D JOG setpoint a ctivated and JOG frequency = 0
D Fault is indicated (see chapter 8.3 )
D Mechanical motor brake is not released
Motor does not rotate
smoothly
D Defective motor cable
D Maximum current C022 and C023 too low
D Motor underexcited or overexcited (check parameter setting)
Current consumption of
motor too high
D Setting of C016 too high
D Setting of C015 too l ow
D C088 and C091 are not adapted to the motor data.
8.2 Fault analysis using the history buffer
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qÜÉ Üáëíçêó ÄìÑÑÉê Ü~ë Q ãÉãçêó äçÅ~íáçåë ïÜáÅÜ Å~å ÄÉ ~ÇÇêÉëëÉÇ
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Structure of the history buffer
Code C0168 Entry Note
C161 Memory locations 1 Active fault
If the fault is no longer active or has been
a
c
k
n
o
w
l
e
d
g
e
d
:
C162 Memory location 2 Last fault
a
c
k
n
o
w
l
e
d
g
e
d
:
D The contents of the memory locations 1-3 will be
s
a
v
e
d
i
n
a
”
h
i
g
h
e
r
”
l
o
c
a
t
i
o
n
C163 Memory location 3 Last but one fault
sa
v
e
d
i
na
”
h
i
g
h
er
”
l
ocat
i
on.
D The contents of the memory location 4 will be
e
l
i
m
i
n
a
t
e
d
f
r
o
m
t
h
e
h
i
s
t
o
r
y
b
u
f
f
e
r
a
n
d
c
a
n
n
o
t
b
e
C164 Memory location 4
Last but two fault
y
eliminated from the history buffer and cannot be
read any longer.
D Memory location 1 will be deleted (= no active fault).
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Lenze 8200 series Specifications

General

Brand	Lenze
Model	8200 series
Category	Inverter
Language	English