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4.3
Tightening torque
In the technical data you will find the Tightening torques for screw and bolt
connections (Page 77).
4.3.1
Grounding
Table 4-5 Tightening torques for electrical connections for the grounding
4.3.2
Stud-type bushings
Table 4-6 Tightening torques for stud-type bushings
4.3.3
Cable entries, sealing plugs and thread adapters
Note the following when mounting:
• Avoid damaging the wire sheath jacket.
• Adapt the tightening torques to the cable jacket materials.
Table 4-7 Tightening torques of the sealing plugs
Thread ∅
M3.5
min
Nm
Max.
Thread ∅
Min.
Nm
Max.
Thread size
M 16x1.5
M 20x1.5
M 25x1.5
M 32x1.5
M 40x1.5
M 50x1.5
M 63x1.5
M 80x2.0
M4
M5
0.8
0.8
1.8
1.2
1.2
2.5
M4
M5
M6
1
1.6
2.5
1.2
2
3
Tightening torque Nm
Min.
5
8
11
16
18
30
30
58
M6
M8
M10
2.7
5.5
9
4
8
13
M8
M10
M12
5
8
13
6
10
15.5
Max.
6
10
13
19
22
35
35
63
M12
M16
14
27
20
40
M16
M20
25
42
30
52
103
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