Siemens 1FT7 Configuration Manual

Technical data and characteristic curves
4.2 Torque-speed characteristics
1FT7 Synchronous Motors
136 Configuration Manual, (PFT7S) 01/2009, 6SN1197-0AD13-0BP2
Table 4- 31 1FT7105-AC7
Technical data Code Unit Value
Configuration data
Rated speed n
r
rpm 2,000
Number of poles 2p --- 10
Rated torque (100 K) M
r (100 K)
Nm 38
Rated current I
r
A 15
Static torque (60 K) M
0 (60 K)
Nm 41
Static torque (100 K) M
0 (100 K)
Nm 50
Stall current (60 K) I
0 (60 K)
A 15
Stall current (100 K) I
0 (100 K)
A 18
Moment of inertia (with brake) J
MotBr
10
-4
kgm
2
206
Moment of inertia (without brake) J
mot
10
-4
kgm
2
178
Optimum operating point
Optimum speed n
opt
rpm 2,000
Optimum power P
opt
kW 7.96
Limiting data
Max. permissible speed (mech.) n
max mech.
rpm 6,000
Max. permissible speed (inverter) n
max Inv
rpm 3,350
Max. torque M
max
Nm 200
Maximum current I
max
A 84
Physical constants
Torque constant k
T
Nm/A 2.78
Voltage constant k
E
V/1,000 rpm 173
Winding resistance at 20 °C R
ph
Ω 0.15
Rotating field inductance L
D
mH 4.3
Electrical time constant T
el
ms 29
Mechanical time constant T
mech
ms 1.0
Thermal time constant T
th
min. 80
Shaft torsional stiffness c
t
Nm/rad 107,000
Weight with brake m
MotBr
kg 50.4
Weight without brake m
Mot
kg 44.2
Recommended Motor Module 6SL112-TE21-8AA
Rated inverter current I
r Inv
A 18
Maximum inverter current I
max Inv
A 36
Max. torque at I
max Inv
M
max Inv
Nm 90

Siemens 1FT7 Specifications

General

Brand	Siemens
Model	1FT7
Category	Engine
Language	English