5.2
Tools required
You require the following tools for mounting and installation:
● Wrench or socket wrench, width across the flats 10, 13, 16/17, 18/19
● Allen key, size 8
● Torque wrench up to 50 Nm
● Screwdriver, size 2
● Torx T20 and T30 screwdrivers
5.3
Torques
The following table contains the default values. If the replacement of a component requires
different torques, they are specified in the associated sections.
Table 5-1
Tightening torque for screws
Screw type
Soft materials S3
1
Hard materials S2
2
Hard materials S1
3
nm
in - lb
nm
in - lb
nm
in - lb
M3
0.8
7.1
1.8
15.9
1.3
11.5
M4
1.8
15.9
3.9
34.5
3.0
26.6
M5
3.0
26.6
7.8
69.0
6.0
53.1
M6
6.0
53.1
13.0
115
10.0
88.5
M8
13.0
115
32.0
283
25.0
221
M10
25.0
221
65.0
575
50.0
443
M12
50.0
443
115.0
1020
88.0
779
M16
115.0
1020
270.0
2390
215.0
1900
1
Examples of soft materials are Cu, Al, CuZn cable entries, laminate materials, plastics, cast
resin post insulators, press nuts, welding nuts, blind rivet nuts, and cage nuts.
2
Hard materials S2 are materials with friction-enhancing washer components, e.g. a contact
washer.
3
Hard S1 materials include steel, for example.
Table 5-2
Tightening torques for screw terminals for copper cables without cable lug
1)
Screw type
Set screws and
headless screws
Head screws with
slit
Head screws with
hexagon profile
nm
in - lb
nm
in - lb
nm
in - lb
M2
-
-
-
M2.5
0.25
2.2
0.5
4.4
0.5
4.4
M3
0.3
2.7
0.6
5.3
0.6
5.3
M3.5
0.5
4.4
1.0
8.9
1.0
8.9
M4
0.8
7.1
1.3
11.5
1.3
11.5
Mounting
5.3 Torques
SINAMICS GL150 6SL38502UM114PA0Z
68
Operating Instructions Rev.201910281441 EXAMPLE
