
20.03.2015 BJJ
Unrestricted © Siemens AG 2015 All rights reserved.
Page 12 Author / Department
SINAMICS G120C – comparison with / distinction
from selected G120 modular combinations
G120C
CU240E-2
G120
PM250
PM240
G120
CU240B-2
PM230
G120C up to 18,5kW G120 PM230 up to 90kW G120 PM240 up to 250kW
High overload applications
Dynamic / braking behavior
Integrated braking chopper
Smallest frame size: Compact, small
converter, superior output
Side-by-side installation without derating
+
+
+
++
++
Only for low overload applications
For non-dynamic applications (PLK)
No braking chopper
Reduced line reactions
Line reactor no longer necessary
-
-
-
+
+
High overload applications
Dynamic / braking behavior
Output options for long cable lengths
For PM250 up to 90kW:
Energy recovery
Reduced line reactions
Line reactor no longer necessary
+
++
+
+
+
+
Control Unit G120C Control Unit CU240B-2 Control Unit CU240E-2
I/O extension
Basic safety (STO)
No torque control
No free function blocks
No load torque monitoring
Command/drive data set (CDS, DDS)
+
+
-
-
-
2/2
Smallest I/O quantity framework
No safety
Torque control
Free function blocks
Load torque monitoring
Command/drive data set (CDS, DDS)
-
-
+
+
+
4/4
I/O extension
Extended safety functions
Torque control
Free function blocks
Load torque monitoring
Command/drive data set (CDS, DDS)
++
++
+
+
+
4/4
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