Technical specifications
INTORQ | BA 14.0214 | 10/2019
18
4.3
Switching times
The operating times listed here are guide values which apply to DC switching with rated air gap s
LN
, warm
coil and standard characteristic torque. The operating times given are mean values and subject to vari-
ations. The engagement time t
1
is approximately 8 to 10 times longer for AC switching. ...
t
t
M
t
2
t
12
t
11
t
1
M
dyn
U
0.1M
dy
n
Fig. 3:
Operating/switching times of the spring-applied brakes
t
1
Engagement time
t
11
Delay time during 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
Size
Rated
torque
Max. permiss-
ible switching
energy
Transitional
operating
frequency
Switching times
Max.
speed
DC-side engagement
Disengaging
M
K
Q
E
S
hue
t
10
1)
t
90
1)
t
11.AC
2)
t
1.AC
2)
t
2ab @
s
LN
3)
t
2ab@
s
Lmax
3)
n
max
5)
[Nm]
[J]
[1/h]
[ms] [ms] [ms] [ms]
[ms]
[ms]
[rpm]
17R
2 x 75
42000
25
68
140
275
530
180
339
900
17R
4)
2 x 150
39
77
150
315
134
194
18R
2 x 170
60000
20
86
172
350
800
234
365
18R
4)
2 x 280
55
100
225
615
169
265
19R
2 x 210
68000
19
100
182
425
1025
240
435
19R
4)
2 x 350
53
116
225
735
180
310
20R
2 x 280
80000
19
87
175
350
1100
334
700
20R
4)
2 x 450
49
106
200
830
216
390
22R
2 x 360
90000
18
95
207
350
1160
323
622
750
22R
4)
2 x 600
53
125
200
890
234
400
25R
2 x 540
120000
15
130
250
450
1410
362
800
700
25R
4)
2 x 900
73
153
250
970
287
480
600
