Siemens SIMOTICS T-1FW3 - Page 245

Technical data and characteristics
6.3 Data sheets and characteristics
1FW3 complete torque motors
Configuration Manual, 08/2020, A5E46027705B AA
243
Table 6- 45 1FW3204, rated speed 1200 rpm
Engineering data
Code
Unit
1FW3204-3☐S
Rated speed
n
N
rpm
1200
Rated torque (100 K)
M
N (100 K)
Nm
860
Rated power (100 K)
P
N (100 K)
kW
108
Rated current (100 K)
I
N (100 K)
A
191
Static torque (100 K)
M
0 (100 K)
Nm
1000
Stall current (100 K)
I
0 (100 K)
A
220
Limiting data
Max. permissible speed (mech.)
n
max mech.
rpm
1800
Max. permissible speed (converter)
n
max Inv
rpm
1970
Maximum torque
M
max
Nm
1700
Maximum current
I
max
A
400
Motor data
Number of poles
2p
16
Ratio of speed measurement
(belt-driven encoder)
i
enc
-- -4
Torque constant (100 K)
k
T(100 K)
Nm/A
4.6
Voltage constant (at 20 °C)
k
E
V/1000 rpm
294
Winding resistance (at 20 °C)
R
ph
Ω
0.021
Rotating field inductance
L
D
mH
0.46
Electrical time constant
T
el
ms
22
Thermal time constant
T
th
min
10
Mechanical data: Hollow-shaft version
Mechanical time constant
T
mech
ms
---
Moment of inertia J
mot
kgm
2
---
Shaft torsional stiffness
c
t
Nm/rad
---
Weight
m
kg
---
Mechanical data: Solid shaft version
Mechanical time constant
T
mech
ms
1.8
Moment of inertia
J
mot
kgm
2
0.61
Shaft torsional stiffness
c
t
Nm/rad
2.88E+06
Weight
m
kg
285
Mechanical data: Plug-on shaft version
Mechanical time constant
T
mech
ms
2.1
Moment of inertia
J
mot
kgm
2
0.69
Shaft torsional stiffness
c
t
Nm/rad
3.00E+07
Weight
m
kg
260
The specified rated data are valid for a 600 V DC link voltage