Technical Data and Characteristics
Speed-torque diagrams
1FT6 Synchronous Motors
3-122 Configuration Manual, (PFT6), 10.2005 Edition, 6SN1197-0AD02-0BP1
Table 3-64 1FT6138, water cooled
1FT6138
Technical data Code Units -6WB7 -6WD7
Engineering data
Rated speed n
N
rpm 1500
2500
1)
Number of poles 2p 6 6
Rated torque (100 K)
M
N(100 K)
Nm 290
275
1)
Rated current (100K)
I
N
A112
162
1)
2)
Stall torque (60K)
M
0(60 K)
Nm 232 232
Stall torque (100K)
M
0(100 K)
Nm 300 300
Stall current (60K)
I
0(60 K)
A 87 129
Stall current (100K)
I
0(100 K)
A 112 167
Moment of inertia (with brake)
J
mot
10
–4
kgm
2
–– ––
Moment of inertia (without brake)
J
mot
10
–4
kgm
2
845 845
Optimum operating point
Optimum speed
n
opt
rpm 1500
2500
1)
Optimum power
P
opt
kW 45.5
72
1)
Limiting data
Max. permissible speed (mech.)
n
max
rpm 3600 3600
Maximum torque
M
max
Nm 500 500
Maximum current
I
max
A
263
2)
395
2)
Physical constants
Torque constant
k
T
Nm/A 2.68
1.80
Voltage constant
k
E
V/1000 rpm 168
112
Winding resistance at 20 °C
R
ph
Ohm 0.052
0.023
Rotating field inductance
L
D
mH 2
0.87
Electrical time constant
T
el
ms 38 38
Shaft torsional stiffness
c
t
Nm/rad 192000 192000
Mechanical time constant
T
mech
ms 1.8 1.8
Thermal time constant
T
th
min 6 6
Weight with brake m kg –– ––
Weight without brake m kg 137 137
1) Rated point only valid for MASTERDRIVES MC
2) Observe the maximum and rated current of the drive converter