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Technical specifications
3.2
Rated data
3.2.1
Dimensions
s LN
Type
Rated torque
[NM]
2 x 1100
2 x 1200
BFK455-28
2 x 1700
2 x 1800
2 x 2065
Pitch circle
Type
∅ [mm] Thread
BFK455-28
314
Tab. 1:
Dimensions of the BFK455-28
INTORQ | BA 14.0196 | 04/2016
s LN
Air gap
+0.05
s
s
[mm]
Lmax.
LN
0.4
Fixing screws
DIN 912
without
flange
[mm]
M16
6 x M16x210 6 x M16x220
CAUTION
❚ The minimum thread depth of the end shield must be maintained!
❚ If the required thread depth is not maintained, the fixing screws may run onto the root. This
has the effect that the required pre-load force is no longer established – the brake is no
longer securely fastened!
Permitted
wear
[mm]
[mm]
0.7
0.3
0.6
0.2
Minimum thread depth
with
without
flange
flange
[mm]
[mm]
25
Rotor thickness
min. [mm] max. [mm]
17.7
18
17.8
Tightening torque
with
without
flange
flange
[mm]
M
[Nm]
A
22.5
206
Tab. 1.
Weight
complete
stator
m [kg]
46
with
flange
M
[Nm]
A
265
16
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