Lenze EVF9338−EV - Manual (Page 38)

Troubleshooting and fault elimination
System error messages
General error messages
4
l
38 EDKVF93−04 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