Siemens 1FT7 Configuration Manual

Technical data and characteristic curves
4.2 Torque-speed characteristics
1FT7 Synchronous Motors
104 Configuration Manual, (PFT7S) 01/2009, 6SN1197-0AD13-0BP2
Table 4- 15 1FT7066-AF7
Technical data Code Unit Value
Configuration data
Rated speed n
r
rpm 3,000
Number of poles 2p --- 10
Rated torque (100 K) M
r (100 K)
Nm 9.3
Rated current I
r
A 7.2
Static torque (60 K) M
0 (60 K)
Nm 10
Static torque (100 K) M
0 (100 K)
Nm 12
Stall current (60 K) I
0 (60 K)
A 7
Stall current (100 K) I
0 (100 K)
A 8.4
Moment of inertia (with brake) J
MotBr
10
-4
kgm
2
19.3
Moment of inertia (without brake) J
mot
10
-4
kgm
2
16.4
Optimum operating point
Optimum speed n
opt
rpm 3,000
Optimum power P
opt
kW 2.92
Limiting data
Max. permissible speed (mech.) n
max mech.
rpm 9,000
Max. permissible speed (inverter) n
max Inv
rpm 6,500
Max. torque M
max
Nm 49
Maximum current I
max
A 44
Physical constants
Torque constant k
T
Nm/A 1.43
Voltage constant k
E
V/1,000 rpm 89.5
Winding resistance at 20 °C R
ph
Ω 0.49
Rotating field inductance L
D
mH 5.5
Electrical time constant T
el
ms 11
Mechanical time constant T
mech
ms 1.2
Thermal time constant T
th
min. 40
Shaft torsional stiffness c
t
Nm/rad 24,000
Weight with brake m
MotBr
kg 14.1
Weight without brake m
Mot
kg 12.3
Recommended Motor Module 6SL112-TE21-0AA
Rated inverter current I
r Inv
A 9
Maximum inverter current I
max Inv
A 18
Max. torque at I
max Inv
M
max Inv
Nm 24

Siemens 1FT7 Specifications

General

Brand	Siemens
Model	1FT7
Category	Engine
Language	English