Siemens SIMOTICS T-1FW3, Configuration Manual

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Technical data and characteristics
6.3 Data sheets and characteristics
1FW3 complete torque motors
Configuration Manual, 08/2020, A5E46027705B AA
167
Table 6- 7 1FW3150, rated speed 750 rpm
Engineering data Code Unit 1FW3150-1 ☐ P
Rated speed n
N
rpm 750
Rated torque (100 K) M
N (100 K)
Nm 100
Rated power (100 K) P
N (100 K)
kW 7.9
Rated current (100 K) I
N (100 K)
A 18.0
Static torque (100 K) M
0 (100 K)
Nm 105
Stall current (100 K) I
0 (100 K)
A 17.5
Limiting data
Max. permissible speed (mech.)
n
max mech.
rpm 1700
Max. permissible speed (converter) n
max Inv
rpm 1470
Maximum torque M
max
Nm 200
Maximum current I
max
A 41.0
Motor data
Number of poles
2p 14
Ratio of speed measurement
(belt-driven encoder)
i
enc
-- -3.5
Torque constant k
T
Nm/A 6.1
Voltage constant (at 20 °C) k
E
V/1000 rpm 393
Winding resistance (at 20 °C) R
ph
Ω 0.75
Rotating field inductance L
D
mH 21
Electrical time constant T
el
ms 28.0
Thermal time constant T
th
min 4.0
Mechanical data: Hollow-shaft version
Mechanical time constant
T
mech
ms 7.3
Moment of inertia J
mot
kgm
2
0.12
Shaft torsional stiffness c
t
Nm/rad 3.13E+07
Weight m kg 87
Mechanical data: Solid shaft version
Mechanical time constant
T
mech
ms 3.6
Moment of inertia J
mot
kgm
2
0.06
Shaft torsional stiffness c
t
Nm/rad 1.13E+06
Weight m kg 102
Mechanical data: Plug-on shaft version
Mechanical time constant
T
mech
ms 8.5
Moment of inertia J
mot
kgm
2
0.14
Shaft torsional stiffness c
t
Nm/rad 3.14E+07
Weight m kg 102
The specified rated data are valid for a 600 V DC link voltage