Technical Data and Characteristics
Speed-torque diagrams
1FT6 Synchronous Motors
3-68 Configuration Manual, (PFT6), 10.2005 Edition, 6SN1197-0AD02-0BP1
Table 3-35 1FT6086 force ventilated
1FT6086
Technical data Code Units -8SH7 -8SK7
Engineering data
Rated speed n
N
rpm 4500 6000
Number of poles 2p 8 8
Rated torque (100 K)
M
N(100 K)
Nm 27.0 22.0
Rated current (100K)
I
N
A 32.0 29.0
Stall torque (60K)
M
0(60 K)
Nm 29.0 29.0
Stall torque (100K)
M
0(100 K)
Nm 35.0 35.0
Stall current (60K)
I
0(60 K)
A 31.0 35.0
Stall current (100K)
I
0(100 K)
A 38.0 44.0
Moment of inertia (with brake)
J
mot
10
–4
kgm
2
79.6 79.6
Moment of inertia (without brake)
J
mot
10
–4
kgm
2
66.5 66.5
Optimum operating point
Optimum speed
n
opt
rpm 4500
5800
Optimum power
P
opt
kW 12.7
14.0
Limiting data
Max. permissible speed (mech.)
n
max
rpm 7900 7900
Maximum torque
M
max
Nm 90 90
Maximum current
I
max
A122
141
Physical constants
Torque constant
k
T
Nm/A 0.91 0.80
Voltage constant
k
E
V/1000 rpm 58 51
Winding resistance at 20 °C
R
ph
Ohm 0.096 0.072
Rotating field inductance
L
D
mH 1.3 0.95
Electrical time constant
T
el
ms 13.5 13.2
Shaft torsional stiffness
c
t
Nm/rad 65000 65000
Mechanical time constant
T
mech
ms 2.3 2.2
Thermal time constant
T
th
min 15 15
Weight with brake m kg 33.5 33.5
Weight without brake m kg 30.0 30.0