Cable Lugs - Siemens SINAMICS G120XA Operating Instructions Manual

Converter Terminal/connector type
frame size
FSH Line, motor,
PE and DC
link
FSJ
Alternative copper busbars can be used for line and motor connections. Make sure that you use copper busbars of the same
1)
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
FSF
FSG
FSH/FSJ
The cable lugs can be attached as shown in the following diagram if, at one connection per
phase, two cable lugs can be connected.
SINAMICS G120XA converter
Operating Instructions, 03/2019, FW V1.0, A5E44751205B AB
Cable cross-section
2 × 240 mm
Cable lug accord‐
4 × 240 mm
ing to DIN 46234
for M12 screws
1)
Screw/bolt Cable cross-sec‐
tion (mm
M10 120
185
M12 240
2 ×
2
500 MCM
4 ×
2
500 MCM
a (mm) c (mm)
)
2
26 22
30 27
32 23.5
4.1 Line supply and motor
Screw tightening torque
- Nm (lbf.in)
50 442.5
d1 (mm) d (mm)
10.5 32
10.5 39
13 38
Wiring
Stripped in‐
sulation
length (mm)
--
l (mm)
59.5
72.5
56
73