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Type of fault
Displays
Meaning
Possible
causes
Green
LED
+
GO-VII
No enabl
ing
signal at
Customer's int erl ocki ng
circu it act ivated
;
li
ght s up,
term
inals
63 and/or 64
R20,
R21 discon nected
red LEDsdo not
light
up
No LED
li
ght s up
External ma
in fu
se
blown
or
not Inserted
or power supply
defective
Red LED
+
GO
·V1
lights
up
,
red LEDS
(No)
do not light up
Ax
is
does not move
+
GO-V2
lig ht s up
±
15 V out of tolerance
even though the
or not available
reference value
IS
appl
ied
toterminal56
+
GO-V3 lights
up
Voltage of DC-link
Supply voltage too high, load inerti a too
CIrCUit too high
high, current
lim it
mismatched
Red LED + GO
·V1
lights Tacho monitoring
Tacho or tacho cable defective
up
circurt
responded
Red LED
+
N
o ·V1
*
lights
up
Red LED
+
GO-V1
light s Cont
rolle r
mon
itoring
Motor line int err upt
ed,
mechan
ical
up
circuit
responded
system
blocked
,
pow er
section
(A
1 t
o A6)
Red LED
+
N
o
-V2*
(speed cont roller
defective,
ribbon
cable between contro
l
lights
up
ampl
if ier driven
to
and power
section defective.
motor or
maximum)
tacho connected w
ith
wrong pola
r ity
Load
moment
of inert ia too
high .
current
Red LED
+
GO-V1 lights
li
m it not matched to motor, motor speed
up
Overvoltage
In
DC-link
exceeds rated speed
,
resistor for voltage
Red LED
+
GO
·V3
lig ht s CIrCUit dunnq brak
ing
limitat ion
overloaded, no load
ing
by
up
frict
io nal forces
, vertica l
axis
w
ithout
we
ight
balan
ce
Axis
moves,
but
unit
is
Red LED
+
GO-V1
lights
Acceleration
or
Current
lim
it ati on
set
too low or load
de-energized
aga
in
.
up
revers
ing
t
ime
exceeds inerti a too high
Red LED + N
o
·V2*
lim it value
(more
t
han
lights
up
200 ms)
Red LED
+
N
o·V3*
l
1
t mon
itoring
circu
it
Effective
torque
t
oo
high,
ACClDEC too
often, machin
ing
forces too
high
,
motor
lights up
responded
defective
Table
4.
7 b
No
=
N1,N2
+ N
o
-V1*
'"
+
N
o
-V1/-V5/-V9 '" Tacho monitoring
+ N o
·V2*
'"
+
N
o
-V2/-V6/-V10 '" Speed controller ampl
ifier
at maximum
+ N
o
-V3* '" + N
o
-V3/-V7/·V11
Q
1
1
t mon
itoring
circuit
38
+
GO - V1
Q
E-fault
+ GO -
V2 '"
±
15 V
+
GO-
V3 '"
UD
C.link
~
+
GO - VII '"
Enabling
Siemens
AG
GWE 462112.9600
.76
Jg-101
S
IMODR~VE
Instructions
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