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
205
Table 6- 26 1FW3203, rated speed 150 rpm
Engineering data Code Unit 1FW3203-1 ☐ E
Rated speed n
N
rpm 150
Rated torque (100 K) M
N (100 K)
Nm 750
Rated power (100 K) P
N (100 K)
kW 11.8
Rated current (100 K) I
N (100 K)
A 31.0
Static torque (100 K) M
0 (100 K)
Nm 790
Stall current (100 K) I
0 (100 K)
A 32.0
Limiting data
Max. permissible speed (mech.)
n
max mech.
rpm 1000
Max. permissible speed (converter) n
max Inv
rpm 370
Maximum torque M
max
Nm 1390
Maximum current I
max
A 69
Motor data
Number of poles
2p 28
Ratio of speed measurement
(belt-driven encoder) i
enc
-- -3.5
Torque constant (100 K) k
T(100 K)
Nm/A 24.5
Voltage constant (at 20 °C) k
E
V/1000 rpm 1555
Winding resistance (at 20 °C) R
ph
Ω 0.64
Rotating field inductance L
D
mH 20
Electrical time constant T
el
ms 31.5
Thermal time constant T
th
min 12.0
Mechanical data: Hollow-shaft version
Mechanical time constant
T
mech
ms 1.6
Moment of inertia J
mot
kgm
2
0.49
Shaft torsional stiffness c
t
Nm/rad 2.16E+07
Weight m kg 182
Mechanical data: Solid shaft version
Mechanical time constant
T
mech
ms 1.5
Moment of inertia J
mot
kgm
2
0.46
Shaft torsional stiffness c
t
Nm/rad 3.11E+06
Weight m kg 235
Mechanical data: Plug-on shaft version
Mechanical time constant
T
mech
ms 1.7
Moment of inertia J
mot
kgm 2 0.52
Shaft torsional stiffness c
t
Nm/rad 3.44E+07
Weight m kg 215
The specified rated data are valid for a 600 V DC link voltage