Non-standard tightening torques
Dierent tightening torques for electrical connections and bolted connections for parts with
at seals or insulating parts are specied in the relevant sections and drawings.
A.1.2 Terminal board and grounding
Table A-2 Tightening torques for electrical connections on the terminal board and grounding
Thread ∅ M3.5 M4 M5 M6 M8 M10 M12 M16
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
A.1.3 Terminal boxes, end shields, grounding conductors, sheet metal fan covers
If no other tightening torques are specied, then the values in the following table apply.
Table A-3 Tightening torques for screws on the terminal box, end shields, screw-type grounding conductor connections
Thread ∅ M3.5 M4 M5 M6 M8 M10 M12 M16 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
A.1.4 Cable glands
Note
• Avoid damaging the cable jacket.
• Adapt the tightening torques to the cable jacket materials.
Technical specications
A.1Tightening torques
1LE5, 1PC4 shaft heights 280 ... 355
134 Operating Instructions, 11/2022, A5E41454666A
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