Technical Data and Characteristics
Speed-torque diagrams
1FT6 Synchronous Motors
3-106 Configuration Manual, (PFT6), 10.2005 Edition, 6SN1197-0AD02-0BP1
Table 3-55 1FT6086, water cooled
1FT6086
Technical data Code Units -8WF7
Engineering data
Rated speed n
N
rpm 3000
Number of poles 2p 8
Rated torque (100 K)
M
N(100 K)
Nm 46
Rated current (100K)
I
N
A37
Stall torque (60K)
M
0(60 K)
Nm 39
Stall torque (100K)
M
0(100 K)
Nm 47
Stall current (60K)
I
0(60 K)
A27
Stall current (100K)
I
0(100 K)
A34
Moment of inertia (with brake)
J
mot
10
–4
kgm
2
79.6
Moment of inertia (without brake)
J
mot
10
–4
kgm
2
66.5
Optimum operating point
Optimum speed
n
opt
rpm 3000
Optimum power
P
opt
kW 14.5
Limiting data
Max. permissible speed (mech.)
n
max
rpm 7900
Maximum torque
M
max
Nm 90
Maximum current
I
max
A80
Physical constants
Torque constant
k
T
Nm/A 1.4
Voltage constant
k
E
V/1000 rpm 89
Winding resistance at 20 °C
R
ph
Ohm 0.23
Rotating field inductance
L
D
mH 2.9
Electrical time constant
T
el
ms 12.6
Shaft torsional stiffness
c
t
Nm/rad 65000
Mechanical time constant
T
mech
ms 2.3
Thermal time constant
T
th
min 1.5
Weight with brake m kg 29.5
Weight without brake m kg 26