Beckhoff AG2400, Operating Instructions Manual

Page: 79 / 91

Mechanical installation
Version: 2.1 ─── 79 AG2400
8.3
Gear unit to machine
No washers necessary
Beckhoff recommends not using washers if the material of the
screw contact surface has an adequate interface pressure.
8.3.1
Output side
Avoid damage due to stresses
Use suitable tools for the assembly. Mount gear wheels and
toothed belt pulleys without force on the output shaft and avoid
mounting by driving or hammering on.
The gear unit can be damaged if stress occurs during mounting.
► Seal any gap over a wide area when attaching to the output side
► Make sure that the surfaces of the attached parts have a low
roughness
► Use only screw head seals and o-rings for sealing
8.3.1.1
Permissible axial forces
For planetary gear units from the AG2400 series no attachment by
press fitting or shrink fitting is provided.
8.3.1.2
Information on the attachment
In the following you will find supplementary information regarding
the attachment of the gear unit to the output side:
Standard variant
Quality of the screws = strength class 12.9
Gear unit Pitch circle diameter [mm] Number x thread x
depth of engagement
Tightening torque [Nm]
004 31.5 8 x M5 x 7 9
010 50 8 x M6 x 10 15.4
025 63 12 x M6 x 12 15.4
050 80 12 x M8 x 15 37.5
110 125 12 x M10 x 20 73.5
300 140 12 x M16 x 31 310
500 160 12 x M20 x 31 605
High-torque version
Quality of the screws = strength class 12.9
Gear unit Pitch circle diameter [mm] Number x thread x
depth of engagement
Tightening torque [Nm]
010 50 12 x M6 x 10 15.4
025 63 12 x M8 x 12 37.5
050 80 12 x M10 x 15 73.5
110 125 12 x M12 x 19 126
300 145 12 x M20 x 31 605
500 166 12 x M24 x 37 1040