WITTUR WSG-S2.4 Series, Operating Instructions Manual

Page: 54 / 89

Technical specifications
INTORQ | BA 14.0196 | 04/2016 16
3.2 Rated data
3.2.1 Dimensions
Type Rated torque Air gap Permitted
wear
Rotor thickness Weight
complete
stator
[NM] s
LN
+0.05
[mm]
s
Lmax.
[mm]
[mm] min. [mm] max. [mm] m [kg]
BFK455-28
2 x 1100
0.4
0.7 0.3 17.7
18 46
2 x 1200
2 x 1700
2 x 1800
2 x 2065
0.6 0.2 17.8
Type
Pitch circle
Fixing screws
DIN 912
Minimum thread depth Tightening torque
without
flange
with
flange
without
flange
with
flange
without
flange
with
flange
∅
[mm] Thread [mm] [mm] [mm] [mm] M
A
[Nm] M
A
[Nm]
BFK455-28 314 M16 6 x M16x210 6 x M16x220 25 22.5 206 265
Tab. 1: Dimensions of the BFK455-28
CAUTION
❚ The minimum thread depth of the end shield must be maintained! Tab. 1.
❚ 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!
sLN sLN