17
Mounting with hollow splined shaft
Ensure that the gear unit and driven shaft are aligned and that the latter is not subject to flexing during ope
-
ration. See diagram below:
0.1 / 100 B
B 0. 15
Æ f7 / H8
3.2
3.2
300...321
Flanged gear unit mounting bolts
For maximum transmitted torques greater than or equal to 70% of the torque indicated as M
2max
, and with fre-
quent inversions of the direction of rotation, use at least class 10.9 bolts.
5.1.2 - Foot mounting
Foot-mounted motor execution
Gear units of this type must be mounted on a suitably rigid base, machined flat with a planarity error margin
of no more than 0.2 mm / 100 mm.
See diagram below:
C
C 0. 15
3.2
0.2 100
300...321
Foot-mounted gear unit mounting bolts
300 301 303 304 305 306 307 309 310 311 313 314 315 316 317 318 319 321
Bolt
M10 M10 M12 M12 M12 M14 M16 M16 M16 M16 M20 M20 M20 M20 M30 M24 M30 M30
Quantity
8 8 10 10 10 12 10 12 15 24 30 20 20 30 24 32 30 36
Class
8.8 8.8 8.8 8.8 8.8 8.8 8.8 8.8 8.8 8.8 8.8 8.8 8.8 8.8 8.8 8.8 8.8 8.8
Tightening
torque (Nm)
50 50 85 85 85 135 200 200 200 200 400 400 400 400 1400 700 1400 1400
300 301 303 304 305 306 307 309 310 311 313 314 315 316 317 318 319 321
Bolt
M16 M16 M16 M16 M16 M20 M24 M24 M24 M30 M30 M30 M30 M36 M30 M36 M48 M48
Quantity
444444444448888848
Class
8.8 8.8 8.8 8.8 8.8 8.8 8.8 8.8 8.8 8.8 8.8 8.8 8.8 8.8 8.8 8.8 8.8 8.8
Tightening
torque (Nm)
200 200 200 200 200 400 700 700 700 1400 1400 1400 1400 2500 1400 2500 6000 6000
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