Inverter Terminals; Establishing Connections - Siemens Sinamics PM250 Hardware Installation Manual

Connection
5.1 Line and motor connection
5.1.6

Inverter terminals

Table 5- 3 Connection type, cable cross sections and tightening torques
Inverters Connection
FSC Line cable, motor cable
and braking resistor
FSD Line cable, motor cable
and braking resistor
FSE Line cable, motor cable
and braking resistor
FSF Line cable, motor cable
and braking resistor
The cross-sections specified refer to possible cable cross-sections for the terminals, not for the current that you require for
your particular application.
5.1.7

Establishing connections

Establishing the line and motor connection, frame size FSA
The terminals are directly accessible.
Connect the line cable phases to terminals L1, L2, L3 and the protective conductor to PE.
Connect the motor cable phases to terminals U2, V2, W2 and the protective conductor to
.
36
Cross-section and tightening torque
Metric
Terminal 4 ...10 mm: 2.3 Nm
Cable 10 ... 35 mm : 6 Nm
2
lug
Cable 25 ... 35 mm : 6 Nm
2
lug
Cable 35 ... 120 mm
2
lug
12 ... 8 AWG: 20 lbf in
7 ... 2 AWG: 53 lbf in
3 ... 2 AWG: 53 lbf in
: 13 Nm 2 ... 4/0 AWG: 115 lbf in
Hardware Installation Manual, 01/2016, A5E36265179B-AA
Strip
lengths
Imperial
10 mm
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PM250 Power Module