
Compact Station
7.3Tightening Torques for Screw Connections
| Electrical | Mechanical connection | |||
| Cheese head | Hexagon screw | Slotted cheese | ||
Thread | connection | ||||
screw strength | strength category | head screw | |||
|
| category 5.8 | 8.8 | DIN 84 | |
| [Nm] | [Nm] | [Nm] | [Nm] | |
M4 | 1.2 | 1.3 | 2.0 | 1.2 | |
M5 | 2.0 | 2.65 | 4.0 | 2.0 | |
M6 | 3.0 | 4.4 | 7.0 | 2.5 | |
M8 | 6.0 | 10.5 | 17.0 | 3.5 | |
M10 | 10.0 | - | 33.0 | 4.0 | |
M12 | 15.5 | - | 56.0 | - | |
M16 | 30.0 | - | 140.0 | - | |
M20 | 52.0 | - | 260.0 | - | |
M24 | 80.0 | - | 445.0 | - |
Table 5 - Tightening torques
These values apply to electrical and mechanical screw connections. They do not apply to floor attachment with dynamic stress applied.
8000043213 BAL | Page 23 of 39 |