Technical Data and Characteristics
Speed-torque diagrams
1FT6 Synchronous Motors
3-8 Configuration Manual, (PFT6), 10.2005 Edition, 6SN1197-0AD02-0BP1
Table 3-4 1FT6034 natural cooling
1FT6034
Technical data Code Units -4AK71
Engineering data
Rated speed n
N
rpm 6000
Number of poles 2p 4
Rated torque (100 K)
M
N(100 K)
Nm 1.4
Rated current (100K)
I
N
A2.1
Stall torque (60K)
M
0(60 K)
Nm 1.65
Stall torque (100K)
M
0(100 K)
Nm 2
Stall current (60K)
I
0(60 K)
A2.1
Stall current (100K)
I
0(100 K)
A2.6
Moment of inertia (with brake)
J
mot
10
–4
kgm
2
1.22
Moment of inertia (without brake)
J
mot
10
–4
kgm
2
1.1
Optimum operating point
Optimum speed
n
opt
rpm 6000
Optimum power
P
opt
kW 0.88
Limiting data
Max. permissible speed (mech.)
n
max
rpm 9700
Maximum torque
M
max
Nm 7.7
Maximum current
I
max
A 10.5
Physical constants
Torque constant
k
T
Nm/A 0.75
Voltage constant
k
E
V/1000 rpm 49
Winding resistance at 20 °C
R
ph
Ohm 2.6
Rotating field inductance
L
D
mH 10
Electrical time constant
T
el
ms 3.8
Shaft torsional stiffness
c
t
Nm/rad 7500
Mechanical time constant
T
mech
ms 1.5
Thermal time constant
T
th
min 20
Weight with brake m kg 4.8
Weight without brake m kg 4.4