Line/Dc Link/Motor Connection; Terminal Block X9 - Siemens SINAMICS S120 Equipment Manual

3.3.3

Line/DC link/motor connection

Table 3-1 Line/DC link/motor connection for Power Module
Terminals
U1/L1, V1/L2, W1/L3
3 AC power input
DCP, DCN
DC link connection
U2, V2, W2
3 AC power output
PE connection
3.3.4

Terminal block X9

Table 3-2 Terminal block X9
Terminal
1
2
3
4
5
6
7
8
Max. connectable cross-section 1.5 mm
Note
When the STO (Safe Torque Off) or SS1 (Safe Stop 1) function is activated via terminals, a
24 V DC supply must be connected to terminal -X9:7 and terminal -X9:8 must be connected
to ground. Upon removal, pulse suppression is activated.
Chassis Power Units Liquid Cooled
SINAMICS S120 Equipment Manual, Edition 12/2007, 6SL3097-2AM00-0BP4
Technical specifications
Voltage:
380 V 3AC to 480 V 3AC
•
Connection lugs: d = 13 mm (M12 / 50 Nm) for ring cable lugs to DIN 46234
Voltage:
1.35 x U
•
line
Connection lugs: d = 13 mm (M12 / 50 Nm) for ring cable lugs to DIN 46234
Voltage:
0 V 3AC to 0.72 x DC link voltage
•
Connection lugs: d = 13 mm (M12 / 50 Nm) for ring cable lugs to DIN 46234
Connection lugs: d = 13 mm (M12 / 50 Nm) for ring cable lugs to DIN 46234
Signal name
P 24 V
M
Reserved, do not use
Main contactor control
EP +24 V (Enable Pulses)
EP M1 (Enable Pulses)
2
Technical specifications
Voltage: 24 V DC (20.4 V - 28.8 V)
Current input: see technical data (chapter 3.7)
240 V AC: max. 8 A
30 V DC: max. 1 A
Supply voltage: 24 V DC (20.4 V - 28.8 V)
Current input: 10 mA
Signal propagation times:
L → H: 100 μs
H → L: 1000 μs
Power Modules
3.3 Interface description
3-7