Technical Data and Speed-Torque Diagrams
3.1 Speed-torque diagrams
Table 3-26 1FT6108 non-ventilated
1FT6108
Technical data Code Units -8AF7
Engineering data
Rated speed
No. of poles
Rated torque (100K)
Rated current (100K)
Stall torque (60K)
Stall torque (100K)
Stall current (60K)
Stall current (100K)
Moment of inertia (with brake)
Moment of inertia (without brake)
n
N
2p
M
N(100K)
I
N (100K)
M
0 (60K)
M
0 (100K)
I
0 (60K)
I
0 (100K)
J
mot
J
mot
RPM
Nm
A
Nm
Nm
A
A
10
–4
kgm
2
10
–4
kgm
2
3000
8
37
25
58
70
33
41
291
260
Optimum operating point
Optimum speed
Optimum power
n
opt
P
opt
RPM
kW
2500
12.0
Limiting data
Max. permissible speed (mech.)
Max. torque
Max. current
n
max
M
max
I
max
RPM
Nm
A
5600
220
198
Physical constants
Torque constant
Voltage constant
Rotating field inductance
Electrical time constant
Shaft torsional stiffness
Mechanical time constant
Weight with brake
Weight without brake
k
T
k
E
R
ph
L
D
T
el
c
t
T
mech
T
th
m
m
Nm/A
V/1000 RPM
Ohm
mH
ms
Nm/rad
ms
min
kg
kg
1.70
108
0.065
1.5
23
92000
1.8
55
60
55.5
Winding resistance at 20° C
Thermal time constant
1FT6 synchronous motors
3-52 Configuration Manual, (PFT6), Edition 12.2004, 6SN1197-0AD12-0BP0
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