Siemens Simodrive 611 - Page 134

Technical Data and Characteristics
Speed-torque diagrams
1FT6 Synchronous Motors
3-92 Configuration Manual, (PFT6), 10.2005 Edition, 6SN1197-0AD02-0BP1
Table 3-48 1FT6168 force ventilated
1FT6168
1)
Technical data Code Units -8SB7
Engineering data
Rated speed n
N
rpm 1500
Number of poles 2p 8
Rated torque (100 K)
M
N(100 K)
Nm 540
Rated current (100K)
I
N
A174
Stall torque (60K)
M
0(60 K)
Nm 510
Stall torque (100K)
M
0(100 K)
Nm 600
Stall current (60K)
I
0(60 K)
A165
Stall current (100K)
I
0(100 K)
A194
Moment of inertia (with brake)
J
mot
10
–4
kgm
2
––
Moment of inertia (without brake)
J
mot
10
–4
kgm
2
3100
Optimum operating point
Optimum speed
n
opt
rpm 1500
Optimum power
P
opt
kW 85
Limiting data
Max. permissible speed (mech.)
n
max
rpm 3100
Maximum torque
M
max
Nm 1200
Maximum current
I
max
A479
Physical constants
Torque constant
k
T
Nm/A 3.09
Voltage constant
k
E
V/1000 rpm 203
Winding resistance at 20 °C
R
ph
Ohm 0.02
Rotating field inductance
L
D
mH 0.69
Electrical time constant
T
el
ms 35
Shaft torsional stiffness
c
t
Nm/rad 432000
Mechanical time constant
T
mech
ms 1.9
Thermal time constant
T
th
min 25
Weight with brake m kg ––
Weight without brake m kg 210
1) Only valid for MASTERDRIVES MC (AFE)