1FT5
08.95
1FT5/1-9
Siemens AG 1997 All Rights reserved 6SN1197–0AA20
SIMODRIVE 611 (PJ)
Table 1-8 Resistor braking for 1FT5 motors, shaft heights 71 and 100
(force–ventilated)
Motor type
External
brake
resistor
R
opt
[Ω]
Average brak-
ing torque
M
br
rms
[Nm]
Max. braking
torque
M
br
max
[Nm]
RMS
braking
current
I
br
rms
[A]
1FT5074–0SG71
1FT5074–0SK71
–
3.9
–
2.2
8.1
17.0
7.0
18.0
21.7
22.2
36.5
32.5
59.0
52.5
1FT5076–0SG71
1FT5076–0SK71
–
1.2
–
1.1
11.5
25.5
8.9
25.5
31.6
31.6
54.5
48.5
80.0
71.5
1FT5102–0SF71
1FT5102–0SG71
–
0.82
–
0.82
20.5
45.5
18.0
45.0
56.6
56.4
75.5
67.5
94.5
84.5
1FT5104–0SF71 –
0.68
27.5
66.0
81.5 105.0
94.0
1FT5106–0SF71 –
0.47
33.0
82.0
103.0 136.0
122.0
Table 1-9 Resistor braking for 1FT5 motors, shaft height 132 (force–ventilated)
1)
Motor type External
brake re-
sistor
R
opt
[Ω]
Average brak-
ing torque
M
br
rms
[Nm]
Max. braking
torque
M
br
max
[Nm]
RMS
braking
current
I
br
rms
[A]
1FT5132–0SA71
1FT5132–0SC71
1FT5132–0SF71
–
1.0
–
0.56
–
0.56
61.5
98.5
51.0
101.0
35.5
100.0
123.0
128.0
124.0
65.0
58.0
114.0
103.0
140.0
125.0
1FT5134–0SA71
1FT5134–0SC71
–
0.68
–
0.47
77.0
131.0
54.5
124.0
160.0
156.0
86.5
77.5
137.0
123.0
1FT5136–0SA71
1FT5136–0SC71
–
0.56
–
0.47
94.0
166.0
68.0
164.0
206.0
204.0
109.0
98.5
163.0
146.0
1FT5138–0SA71 –
0.47
107.0
197.0
245.0 130.0
117.0
1) When utilized acc. to M
0
(100 K), a brake resistor must be connected in series in order
to prevent partial de–magnetization.
When utilized acc. to M
0
(60 K), the additional brake resistor is not required.
1FT5 AC servomotors
1.2 Functions and options10.96
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