Technical data
3
j
| BA 14.0190 - EN | 02/2007
12
3.2.2
Brake torques depending on the speed and permissible limit speeds
Type
Rated brake
torque at
Δ
n = 100
min-1
Brake torque at
Δ
n
0
[min
-1
] [%]
max. speed
Δ
n
0max.
with
horizontal
mounting position
[%]
1500
3000
maximum
[min
-1
]
INTORQ BFK468-18
100
77
70
66
4400
INTORQ BFK468-20
75
68
3700
INTORQ BFK468-25
73
66
3000
INTORQ BFK468-31
69
-----
2300
Tab. 2
Brake torques depending on the speed and permissible limit speeds
3.3
Rated data
Type
s
Lürated
+0.1 mm
-0.05 mm
s
Lümax.
service
brake
s
Lümax.
holding
brake
max.
adjustment,
permissible
wear
Rotor thickness
Excess
of the
adjuster nut
h
Emax.
[mm]
[mm]
[mm]
[mm]
min.
1)
[mm]
max. [mm]
[mm]
INTORQ BFK468-18
0.4
1.0
0.6
3.0
10.0
13.0
15
INTORQ BFK468-20
1.25
4.0
12.0
16.0
17
INTORQ BFK468-25
0.5
0.75
4.5
15.5
20.0
19.5
INTORQ BFK468-31
1.5
1.0
3.0
15.0
18.0
----
Type
Pitch circle
Screws for
flange
installation
DIN912 10.9
Minimum
depth of the
clearing
holes
(installation
flange)
Tightening torque
Weight
of complete
stator
[mm]
Thread
2)
[mm]
Screws [Nm]
Complete
lever [Nm]
[kg]
INTORQ BFK468-18
196
6 x M8
4 x M8
3)
0.8
34
23
13.4
INTORQ BFK468-20
230
6 x M10
4 x M10
3)
2.1
67
40
20.0
INTORQ BFK468-25
278
6 x M10
5
31.0
INTORQ BFK468-31
360
8 x M16
8 x M16
195
-----
55.1
Tab. 3
Rated data - spring-applied brake INTORQ BFK468
1)
The friction lining is designed such that the brake can be adjusted at least 5 times.
2)
The screw length depends on the material and the thickness of the customer’s mounting place.
3)
The thread in the threading surface is offset by 30° in reference to the center axle of the manual release lever.
