4
Mechanical installation
Torque arms for shaft-mounted gear units
Assembly and Operating Instructions – Explosion-Proof Gear Units
50
4.8.5
Mounting torque arms for SPIROPLAN
®
W gear units
The following figure shows the toque support for SPIROPLAN
®
W gear units.
[1]
4
5
°
27021597975712523
[1]
Bushing
Proceed as follows:
1. Apply bearings to both sides of the bushing [1].
2. Use screws and tightening torques according to the following table:
Gear unit
Screws
Tightening torque ± 10%
Nm
W..10 /T
4 × M6 × 16 – 8.8
11
W..20 /T
4 × M6 × 16 – 8.8
11
W..30 /T
4 × M6 × 16 – 8.8
11
W..37 /T
4 × M8 × 20 – 8.8
27
W..47 /T
4 x M10 × 20 – 8.8
54
24804134/EN – 05/2018
