Siemens 1FT7 - Page 184

Technical data and characteristic curves
4.2 Torque-speed characteristics
1FT7 Synchronous Motors
184 Configuration Manual, (PFT7S) 01/2009, 6SN1197-0AD13-0BP2
Table 4- 55 1FT7105-5WB7
Technical data Code Unit Value
Configuration data
Rated speed n
r
rpm 1,500
Number of poles 2p --- 10
Rated torque (100 K) M
r (100 K)
Nm 90
Rated current I
r
A 29.5
Static torque (60 K) M
0 (60 K)
Nm 72
Static torque (100 K) M
0 (100 K)
Nm 90
Stall current (60 K) I
0 (60 K)
A 22.5
Stall current (100 K) I
0 (100 K)
A 28.2
Moment of inertia (with brake) J
MotBr
10
-4
kgm
2
217
Moment of inertia (without brake) J
mot
10
-4
kgm
2
191
Optimum operating point
Optimum speed n
opt
rpm 1,500
Optimum power P
opt
kW 14.1
Limiting data
Max. permissible speed (mech.) n
max mech.
rpm 6,000
Max. permissible speed (inverter) n
max Inv
rpm 2,900
Max. torque M
max
Nm 230
Maximum current I
max
A 87
Physical constants
Torque constant k
T
Nm/A 3.19
Voltage constant k
E
V/1,000 rpm 198
Winding resistance at 20 °C R
ph
Ω 0.16
Rotating field inductance L
D
mH 3.21
Electrical time constant T
el
ms 20
Mechanical time constant T
mech
ms 0.9
Thermal time constant T
th
min. 1.5
Shaft torsional stiffness c
t
Nm/rad 100,000
Weight with brake m
MotBr
kg 59.1
Weight without brake m
Mot
kg 54.8
Recommended Motor Module 6SL312-1TE23-0AA3
Rated inverter current I
r Inv
A 30
Maximum inverter current I
max Inv
A 56
Max. torque at I
max Inv
M
max Inv
Nm 155.5