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
185
Table 6- 16 1FW3155, rated speed 750 rpm
Engineering data Code Unit 1FW3155-1 ☐ P
Rated speed n
N
rpm 750
Rated torque (100 K) M
N (100 K)
Nm 400
Rated power (100 K) P
N (100 K)
kW 31.5
Rated current (100 K) I
N (100 K)
A 64
Static torque (100 K) M
0 (100 K)
Nm 420
Stall current (100 K) I
0 (100 K)
A 67
Limiting data
Max. permissible speed (mech.)
n
max mech.
rpm 1700
Max. permissible speed (converter) n
max Inv
rpm 1450
Maximum torque M
max
Nm 800
Maximum current I
max
A 153
Motor data
Number of poles
2p 14
Ratio of speed measurement
(belt-driven encoder) i
enc
-- -3.5
Torque constant (100 K) k
T
Nm/A 6.3
Voltage constant (at 20 °C) k
E
V/1000 rpm 399
Winding resistance (at 20 °C) R
ph
Ω 0.112
Rotating field inductance L
D
mH 4.4
Electrical time constant T
el
ms 39.5
Thermal time constant T
th
min 4.0
Mechanical data: Hollow-shaft version
Mechanical time constant
T
mech
ms 2.0
Moment of inertia J
mot
kgm
2
0.24
Shaft torsional stiffness c
t
Nm/rad 1.40E+07
Weight m kg 150
Mechanical data: Solid shaft version
Mechanical time constant
T
mech
ms 1.4
Moment of inertia J
mot
kgm
2
0.17
Shaft torsional stiffness c
t
Nm/rad 8.30E+05
Weight m kg 164
Mechanical data: Plug-on shaft version
Mechanical time constant
T
mech
ms 2.5
Moment of inertia J
mot
kgm 2 0.29
Shaft torsional stiffness c
t
Nm/rad 1.84E+07
Weight m kg 163
The specified rated data are valid for a 600 V DC link voltage