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4.3
Technical specifications of the brake for encoders for functional
safety
The guide values for switching times required for rated operation of the holding brake can be
found in Catalog D50.1 (Chapter 11). These switching times may change as a result of actual
operating conditions and must then be adjusted accordingly.
NOTICE
Air gap check
Air gap check by operator only possible with force-ventilated motors.
NOTICE
Working on the brake
Only Siemens service personnel or personnel trained and authorized by Siemens may carry
out the work on the brake.
Brake type
L4 (06E)
L8 (08E)
L16 (10E)
BA 2331
Operating Instructions, 07/2021, A5E50553480A/RS-AB
4.3 Technical specifications of the brake for encoders for functional safety
Rated braking
Working capacity
torque T
until the
br
maximum air gap
at 100 rpm
W
V
Nm
MJ
1.4
46.8
2
46.8
3
39.6
4
36
5
23.4
3
86.4
4
86.4
5
75.6
6.3
75.6
8
64.8
10
54
4
108
8
108
10
108
13
108
16
108
20
80
Nominal air gap
s
LN
is reached
mm
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
Technical specifications
Maximum
air gap s
Lmax
mm
0.65
0.6
0.55
0.5
0.4
0.6
0.6
0.6
0.6
0.5
0.5
0.6
0.6
0.6
0.6
0.6
0.5
25
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