Siemens SINAMICS G120 Operating Instructions Manual page 38

Connection
3.3 Mounting Power Modules
Connecting-up Power Modules
Line supply connection
Connect the line supply to terminals
U1/L1, V1/L2 and W1/L3.
Connect the protective conductor of the
line supply to terminal PE of the
inverter.
Power Modules without an integrated
line filter can be connected to grounded
(TN, TT) and non-grounded (IT) line
supply systems. Power Modules with
an integrated class A line filter are only
suitable for TN supply systems.
FSA
Power 0.37 kW ...
1.5 kW
Connection 1 mm² ...
cross-section 2.5 mm²
Torque 1.1 Nm
38
Motor connection
Connect the motor at terminals U2, V2,
and W2.
Connect the protective conductor of the
motor to the terminal
The following cable lengths are
permissible:
Unshielded
•
100 m
Shielded,
•
50 m for inverters without filter
25 m for inverters with filter
Additional information is provided in
Catalog D11.1 for longer cable lengths
L N
U1 V1 W1
L1 L2 L3
U2 V2
PE
FSB FSC
2.2 kW ... 7.5 kW ...
4 kW 15 kW
1.5 mm² ... 4 mm² ...
6 mm² 10 mm²
1.5 Nm 2.25 Nm
A braking resistor can be connecting at
terminals DCP/R1 and R2.
Do not ground the braking resistor at
of the inverter. the inverter, but directly at your
grounding bar.
DCP
R1
W2 R2
FSD FSE
18.5 kW ... 37 kW ...
30 kW 45 kW
10 mm² ... 10 mm² ...
35 mm² 35 mm²
6 Nm 6 Nm
CU240S and CU240E Control Units, FW 3.2
Operating Instructions, 03/2009, A5E02440075B AA
Connect the braking resistor
FSF FSGX
55 kW ... 160 kW ...
132 kW 250 kW
35 mm² ... 95 mm² ...
120 mm² 2 x 240 mm²
13 Nm 14 Nm