Siemens SIMOTICS S-1FT7 - Page 256

Technical data and characteristic curves
6.3 Data sheets and characteristics
S-1FT7 synchronous motors
254 Configuration Manual, 09/2018, A5E45099423B AA
Three-phase servomotor 1FT7132 - 5SC7
Technical specifications
Symbol
Unit
Value
Configuration data:
Rated speed
n
N
rpm
2000
Rated torque (100K)
M
N(100K)
Nm
126
Rated current (100K)
I
N(100K)
A
55
Static torque (100K)
M
0(100K)
Nm
140
Stall current (100K)
I
0(100K)
A
60
Static torque (60K)
M
0(60K)
Nm
120
Stall current (60K)
I
0(60K)
A
50
Optimum operating point:
Optimum speed
n
opt
rpm
2000
Optimum power
P
opt
kW
26.5
Limiting data:
Max. permissible speed (mech.)
n
max mech
rpm
3600
Maximum torque M
max
Nm 305
Maximum current
I
max
A
147
Motor data:
No. of poles
2p
8
Torque constant (100K)
k
T
Nm/A
2.42
Voltage constant (at 20 °C)
k
E
V/1000 rpm
165
Winding resistance (at 20 °C)
R
Str
W
0.087
Rotating field inductance
L
D
mH
2.43
Electrical time constant
T
el
ms
28
Mechanical time constant
T
mech
ms
2.0
Thermal time constant
T
th
min
20
Moment of inertia
J
mot
kgm
2 ,
10
-4
459
Shaft torsional stiffness
c
t
Nm/rad
347000
Weight
m
mot
kg
81
Motor data with integrated brake:
Moment of inertia (with brake)
J
mot
kgm
2 ,
10
-4
512
Shaft torsional stiffness (with brake)
c
t
Nm/rad
231000
Weight (with brake)
m
Mot
kg
93
Data with SINAMICS S120 Booksize:
Rated converter current I
N Inv
A 60
Maximum converter current
I
max Inv
A
120
Max. torque (converter operation) M
max Inv
Nm 265
Max. permissible speed (converter operation)
n
max Inv
rpm
3500
The rated data are valid for a 600 V DC-link voltage