Tools Required; Torques; Table 5-1 Tightening Torque For Screws; Table 5-2 Tightening Torques For Screw Terminals For Copper Cables Without Cable Lug 1) - Siemens SINAMICS GL150 Operating Instructions & Installation Instructions

Mounting

5.3 Torques

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
Screw type
M3
M4
M5
M6
M8
M10
M12
M16
Examples of soft materials are Cu, Al, CuZn cable entries, laminate materials, plastics, cast
1
resin post insulators, press nuts, welding nuts, blind rivet nuts, and cage nuts.
Hard materials S2 are materials with friction-enhancing washer components, e.g. a contact
2
washer.
Hard S1 materials include steel, for example.
3
Table 5-2
Screw type
M2
M2.5
M3
M3.5
M4
68
Tightening torque for screws
Soft materials S3
1
nm in - lb
0.8 7.1
1.8 15.9
3.0 26.6
6.0 53.1
13.0 115
25.0 221
50.0 443
115.0 1020
Tightening torques for screw terminals for copper cables without cable lug
Set screws and
headless screws
nm in - lb
-
0.25 2.2
0.3 2.7
0.5 4.4
0.8 7.1
Hard materials S2
2
nm in - lb
1.8 15.9
3.9 34.5
7.8 69.0
13.0 115
32.0 283
65.0 575
115.0 1020
270.0 2390
Head screws with
slit
nm in - lb
-
0.5 4.4
0.6 5.3
1.0 8.9
1.3 11.5
SINAMICS GL150 6SL38502UM114PA0Z
Operating Instructions Rev.201910281441 EXAMPLE
Hard materials S1
3
nm in - lb
1.3 11.5
3.0 26.6
6.0 53.1
10.0 88.5
25.0 221
50.0 443
88.0 779
215.0 1900
1)
Head screws with
hexagon profile
nm in - lb
-
0.5 4.4
0.6 5.3
1.0 8.9
1.3 11.5