
Inverter with CU240B-2 and CU240E-2 Control Units
Operating Instructions, 07/2010, FW 4.3.2, A5E02299792B AA
237
Service and maintenance
8
8.1
Replacing the inverter components
In the event of a long-term function fault, you can replace the inverter's Power Module or
Control Unit separately. In many cases, you can switch the motor back on again straight
after the replacement.
Replacing components without recommissioning the drive
In the scenarios listed below, the inverter can be used straight after components have been
replaced:
Component replacement
Remark
&8
30
30
Replacing Power Module with a
Power Module
of the same type and
same power rating
-
&8
30
30
Replacing Power Module with a
Power Module
of the same type and
greater
power rating
Power Module and motor
must be adapted to one
another (ratio of motor and
Power Module rated power
> 1/8)
E:4 S C-V3N97875
s
SINAMICS
MICRO MEMORY CARD
6SL3254-0AM00-0AA0
E:4 S C-V3N97875
s
SINAMICS
MICRO MEMORY CARD
6SL3254-0AM00-0AA0
)LUP
ZDUH
&8
&8
30
Replacing Control Unit with
memory card with a Control Unit
of the same type and
same firmware version
The settings, which are
saved on the memory card
of the CU that has been
replaced, are transferred
into the new CU