Troubleshooting and fault elimination
System error messages
General error messages
38
EDKVF93−05 EN 2.0
Remedy
Cause
Error
Error number
x = 0: TRIP
x = 1: Message
x = 2: Warning
Display
OH
x050
Heatsink
temperature is
higher than the
value set in the
controller
Ambient temperature T
u
> 40 °C or 50 °C
l
Allow controller to cool and ensure
better ventilation
l
Check ambient temperature in the
control cabinet
Heatsink very dirty
Clean heatsink
Wrong mounting position
Change mounting position
OH3
x053
Motor temperature
is higher than the
value set in the
controller
Motor too hot because of excessive
current or frequent and too long
acceleration
Check drive dimensioning
No KTY is connected to X8
Connect KTY or switch off monitoring
(C0583 = 3)
OH4
x054
Heatsink
temperature is
higher than the
value set in C0122
Ambient temperature T
u
> 40 °C or
50 °C.
l
Allow controller to cool and ensure
better ventilation
l
Check ambient temperature in the
control cabinet
Heatsink very dirty
Clean heatsink
Wrong mounting position
Change mounting position
The value entered in C0122 is too low
Enter higher value
OH7
x057
Motor temperature
is higher than the
value set in C0121
Motor too hot because of excessive
current or frequent and too long
acceleration
Check drive dimensioning
No KTY is connected to X8
Connect KTY or switch off monitoring
(C0584 = 3)
The value entered in C0121 is too low
Enter higher value
OH8
x058
PTC at terminals
T1, T2 indicates
motor overheating
Motor too hot because of excessive
current or frequent and too long
acceleration
Check drive dimensioning
Terminals T1, T2 are not assigned
Connect PTC or thermal contact or
switch off monitoring (C0585=3)
OU
x020
Overvoltage in the
DC bus
Only for variants V210, V240, V270,
V300:
l
Wrong values in C0173
l
Wrong values in C0174
l
Set correct values in C0173
l
Set correct values in C0174
PEr
x074
Program fault
An error has been detected in the
program flow. The parameter set 1 is
loaded automatically. Parameter data
which has been changed and not has
been saved, will get lost.
Contact Lenze
PI
x079
Initialisation error
l
A fault was detected during transfer
of parameter sets between the
controllers
l
Parameter set does not match the
controller
Correct parameter set
PR0
x075
Parameter set error Error while loading a parameter set. The
parameters saved do not match the
software version of the controller.
CAUTION! The Lenze setting is loaded
automatically.
l
Correct parameter set
l
Save all parameter sets with C0003
and reset the fault message by mains
switching
PR1
PR2
PR3
PR4
x072
x073
x077
x078
Parameter set error
l
Fault while loading a parameter set
l
The transmission of parameter sets
with keypad XT has been interrupted
(e.g. by an early disconnection of the
keypad XT)
CAUTION! The Lenze setting is loaded
automatically.
Set the required parameters and save
them with C0003
Sd3
x083
Encoder error at X9 Cable interrupted
Check cable for wire breakage