WITTUR WSG-TB.3 series, Operating Instructions Manual

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Technical specifications
INTORQ | BA 14.0210 | 12/2016 17
3.3 Rated data (design data)
Fig. 2 Operating/switching times of the spring-applied brakes
1)
Minimum brake torque with run-in friction components at

n=100 r/min
2)
Typical values
3)
Measured with induced voltage limitation of -800 V DC
4)
Max. speed according to EC-type examination certificate (for higher speeds, contact with the manufac-
turer is required)
t
1
Engagement time t
11
Reaction delay of engagement
t
2
Disengagement time (up to M = 0.1 M
dyn
) t
12
Rise time of the braking torque
M
dyn
Braking torque at a constant speed of rotation U Voltage
Type
Rated torque
1)
Max. perm.
switching
energy
Transitional
switching
frequency
Switching times [ms]
at s
LN
and 0.7 I
N
2)
Max.
speed
4)
M
K
Q
E
S
hue
Engaging
DC side
3)
Disengaging
[Nm] [J] [1/h]
t
11
t
12
t
1
t
2
n
max
[rpm]
BFK464-17 S 2 x 140 42000 25 14
58
72 150 700
BFK464-18 S 2 x 225 60000 20 10 68 170 455
BFK464-19 S 2 x 280 68000
19
12 50 62
190 800
BFK464-20 S 2 x 325
80000
14 70 84
BFK464-20 S.1 2 x 275 22 60 82 180 455
BFK464-22 S 2 x 450 90000 18 24 70 94 230 600
BFK464-25 S 2 x 600
120000 15
15 90 105 280 800
BFK464-25 S.1 2 x 500 37 95 132 230
455
BFK464-28 S 2 x 900 180000 14 14 98 112 300
Tab. 3: Switching energy - switching frequency - switching times