Siemens 1FT7 - Page 82

Technical data and characteristic curves
4.2 Torque-speed characteristics
1FT7 Synchronous Motors
82 Configuration Manual, (PFT7S) 01/2009, 6SN1197-0AD13-0BP2
Table 4- 4 1FT7036-AK7
Technical data Code Unit Value
Configuration data
Rated speed n
r
rpm 6,000
Number of poles 2p --- 6
Rated torque (100 K) M
r (100 K)
Nm 1.7
Rated current I
r
A 2.4
Static torque (60 K) M
0 (60 K)
Nm 2.4
Static torque (100 K) M
0 (100 K)
Nm 3
Stall current (60 K) I
0 (60 K)
A 3.1
Stall current (100 K) I
0 (100 K)
A 4
Moment of inertia (with brake) J
MotBr
10
-4
kgm
2
1.45
Moment of inertia (without brake) J
mot
10
-4
kgm
2
1.33
Optimum operating point
Optimum speed n
opt
rpm 6,000
Optimum power P
opt
kW 1.07
Limiting data
Max. permissible speed (mech.) n
max mech.
rpm 10,000
Max. permissible speed (inverter) n
max Inv
rpm 10,000
Max. torque M
max
Nm 11
Maximum current I
max
A 15
Physical constants
Torque constant k
T
Nm/A 0.75
Voltage constant k
E
V/1,000 rpm 49
Winding resistance at 20 °C R
ph
Ω 1.4
Rotating field inductance L
D
mH 5.9
Electrical time constant T
el
ms 4.2
Mechanical time constant T
mech
ms 1.0
Thermal time constant T
th
min. 30
Shaft torsional stiffness c
t
Nm/rad 3,100
Weight with brake m
MotBr
kg 5.4
Weight without brake m
Mot
kg 5
Recommended Motor Module 6SL112-TE15-0AA
Rated inverter current I
r Inv
A 5
Maximum inverter current I
max Inv
A 10
Max. torque at I
max Inv
M
max Inv
Nm 7.3