Converter
frame size
Terminal/connector type Cable cross-section Screw tightening torque
- Nm (lbf.in)
Stripped in‐
sulation
length (mm)
FSH Line, motor,
PE and DC
link
Cable lug accord‐
ing to DIN 46234
for M12 screws
1)
2 × 240 mm
2
2 ×
500 MCM
50 442.5 --
FSJ 4 × 240 mm
2
4 ×
500 MCM
1)
Alternative copper busbars can be used for line and motor connections. Make sure that you use copper busbars of the same
cross-sections as the connecting busbars of the converter itself (FSH: 60 mm × 6 mm; FSJ 450 kW to 500 kW: 80 mm ×
6 mm; FSJ 560 kW: 80 mm × 8 mm).
4.1.4.4 Cable lugs
For cable connections using cable lugs, the maximum dimensions of the cable lugs are listed
in the table below. These cable lugs are not to exceed these dimensions, as mechanical
fastening and adherence to the voltage distances is not guaranteed otherwise.
Converter
frame size
Screw/bolt Cable cross-sec‐
tion (mm
2
)
a (mm) c (mm) d1 (mm) d (mm) l (mm)
FSF M10 120 26 22 10.5 32 59.5
FSG 185 30 27 10.5 39 72.5
FSH/FSJ M12 240 32 23.5 13 38 56
The cable lugs can be attached as shown in the following diagram if, at one connection per
phase, two cable lugs can be connected.
Wiring
4.1 Line supply and motor
SINAMICS G120XA converter
Operating Instructions, 03/2019, FW V1.0, A5E44751205B AB 73
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