Siemens Simodrive 611 - Page 72

Technical Data and Characteristics
Speed-torque diagrams
1FT6 Synchronous Motors
3-30 Configuration Manual, (PFT6), 10.2005 Edition, 6SN1197-0AD02-0BP1
Table 3-15 1FT6082 natural cooling
1FT6082
Technical data Code Units -8AC7 -AF7
Engineering data
Rated speed n
N
rpm 2000 3000
Number of poles 2p 8 8
Rated torque (100 K)
M
N(100 K)
Nm 11.4 10.3
Rated current (100K)
I
N
A6.68.7
Stall torque (60K)
M
0(60 K)
Nm 10.8 10.8
Stall torque (100K)
M
0(100 K)
Nm 13 13
Stall current (60K)
I
0(60 K)
A5.47.8
Stall current (100K)
I
0(100 K)
A6.69.6
Moment of inertia (with brake)
J
mot
10
–4
kgm
2
33.8 33.8
Moment of inertia (without brake)
J
mot
10
–4
kgm
2
30 30
Optimum operating point
Optimum speed
n
opt
rpm 2000 3000
Optimum power
P
opt
kW 2.39
3.24
Limiting data
Max. permissible speed (mech.)
n
max
rpm 7900 7900
Maximum torque
M
max
Nm 42 42
Maximum current
I
max
A2841
Physical constants
Torque constant
k
T
Nm/A 1.96 1.35
Voltage constant
k
E
V/1000 rpm 125 86
Winding resistance at 20 °C
R
ph
Ohm 1.48 0.69
Rotating field inductance
L
D
mH 13.6 6.2
Electrical time constant
T
el
ms 9.2 9.0
Shaft torsional stiffness
c
t
Nm/rad 90000 90000
Mechanical time constant
T
mech
ms 3.5 3.4
Thermal time constant
T
th
min 30 30
Weight with brake m kg 16.5 16.5
Weight without brake m kg 15 15