8
Technical data
Technical data for the BZ.. and BZ..D brakes
Operating Instructions – CM3C63 – 100
105
8.3.2
Technical data of the BZ..D brake
CM3C63
CM3C71
Brake
BZ05D
BZ1D
Static braking torque
M
4,100 °C
Nm
2.5
3.2
5.9
8.4
Dynamic braking torque
M
1
Nm
2.5
3.2
5.9
8.4
Nominal brake voltage
(rating range)
U
N
DC V
24 (21.6 – 26.4)
Nominal holding current
I
H
DC A
0.87
1.02
Response time of the brake
without high-speed excitation
t
1,II
ms
180
240
Brake application time
in case of DC cut-off
t
2,I
ms
20
20
Maximum permitted braking
work per braking in case of
emergency stop
W
per,N
kJ
21.5
48.2
Permitted braking work
until maintenance
W
insp
kJ
17000
39000
Permitted mechanical speed
n
max,0
min
-1
7200
7200
Permitted brake application
speed in case of emergency
stop
n
max,1
min
-1
6000
6000
CM3C80
CM3C100
Brake
BZ3D
BZ5D
Static braking torque
M
4,100 °C
Nm
11
16
22
32
Dynamic braking torque
M
1
Nm
11
16
22
32
Nominal brake voltage
(rating range)
U
N
DC V
24 (21.6 – 26.4)
Nominal holding current
I
H
DC A
1.01
1.24
Response time of the brake
without high-speed excitation
t
1,II
ms
270
280
Brake application time
in case of DC cut-off
t
2,I
ms
30
40
Maximum permitted braking
work per braking in case of
emergency stop
W
per,N
kJ
53.5
102
Permitted braking work
until maintenance
W
insp
kJ
43000
46000
Permitted mechanical speed
n
max,0
min
-1
7200
5400
Permitted brake application
speed in case of emergency
stop
n
max,1
min
-1
6000
4500
26870460/EN – 05/2021
