Siemens SIMOTICS T-1FW3 - Page 193

Technical data and characteristics
6.3 Data sheets and characteristics
1FW3 complete torque motors
Configuration Manual, 08/2020, A5E46027705B AA
191
Table 6- 19 1FW3156, rated speed 750 rpm
Engineering data
Code
Unit
1FW3156-1☐P
Rated speed
n
N
rpm
750
Rated torque (100 K)
M
N (100 K)
Nm
500
Rated power (100 K)
P
N (100 K)
kW
39.5
Rated current (100 K)
I
N (100 K)
A
76
Static torque (100 K)
M
0 (100 K)
Nm
525
Stall current (100 K)
I
0 (100 K)
A
80
Limiting data
Max. permissible speed (mech.)
n
max mech.
rpm
1700
Max. permissible speed (converter)
n
max Inv
rpm
1380
Maximum torque
M
max
Nm
1000
Maximum current
I
max
A
183
Motor data
Number of poles
2p
14
Ratio of speed measurement
(belt-driven encoder)
i
enc
-- -3.5
Torque constant (100 K)
k
T(100 K)
Nm/A
6.6
Voltage constant (at 20 °C)
k
E
V/1000 rpm
419
Winding resistance (at 20 °C)
R
ph
Ω
0.098
Rotating field inductance
L
D
mH
3.9
Electrical time constant
T
el
ms
40.0
Thermal time constant
T
th
min
5.0
Mechanical data: Hollow-shaft version
Mechanical time constant
T
mech
ms
1.9
Moment of inertia J
mot
kgm
2
0.28
Shaft torsional stiffness
c
t
Nm/rad
1.13E+07
Weight
m
kg
171
Mechanical data: Solid shaft version
Mechanical time constant
T
mech
ms
1.3
Moment of inertia
J
mot
kgm
2
0.2
Shaft torsional stiffness
c
t
Nm/rad
7.60E+05
Weight
m
kg
187
Mechanical data: Plug-on shaft version
Mechanical time constant
T
mech
ms
2.3
Moment of inertia
J
mot
kgm
2
0.34
Shaft torsional stiffness
c
t
Nm/rad
1.55E+07
Weight
m
kg
184
The specified rated data are valid for a 600 V DC link voltage