Technical specifications
B.1 Tightening torques
1LE5, 1PC4 shaft height 315/355
126
Operating Instructions, 10/2020, A5E41454666A
B.1.2
Terminal board and grounding
Table B- 2
Tightening torques for electrical connections on the terminal board and grounding
Thread
∅
M 3.5
M 4
M 5
M 6
M 8
M 10
M 12
M 16
Nm
min
0.8
0.8
1.8
2.7
5.5
9
14
27
Max.
1.2
1.2
2.5
4
8
13
20
40
B.1.3
Terminal boxes, end shields, grounding conductors, sheet metal fan covers
If no other tightening torques are specified, then the values in the following table apply.
Table B- 3
Tightening torques for screws on the terminal box, end shields, screw-type grounding conductor connections
Thread
∅
M 3.5
M 4
M 5
M 6
M 8
M 10
M 12
M 16
M20
Nm
min
0.8
2
3.5
6
16
28
46
110
225
max
1.2
3
5
9
24
42
70
165
340
