
Technical Data and Characteristics
Speed-torque diagrams 1FK7 CT
1FK7 Synchronous Motors
3-10
Configuration Manual (PFK7), 10/2005 Edition, 6SN1197-0AD06-0BP1
Table 3-5:
1FK7042 CT
Technical data
Code
Units
–5AF71
–5AK71
Engineering data
Rated speed
n
N
RPM
3000
6000
Number of poles
2p
8
8
Rated torque (100K)
M
N(100K)
Nm
2.6 1.5
Rated current
I
N
A
1.95
2.45
Stall torque (60K)
M
0(60K)
Nm
2.5
2.5
Stall torque (100K)
M
0(100K)
Nm
3.0
3.0
Stall current (60K)
I
0 (60K)
A
1.8
3.6
Stall current (100K)
I
0 (100K)
A
2.2
4.4
Moment of inertia (with brake)
J
mot
10
–4
kgm
2
3.73
3.73
Moment of inertia (without brake)
J
mot
10
–4
kgm
2
3.01
3.01
Optimum operating point
Optimum speed
n
opt
RPM
3000
5000
Optimum power
P
opt
kW
0.82
1.02
Limiting data
Max. permissible speed (mech.)
n
max
RPM
90000
9000
Max. torque
M
max
Nm
10.5
10.5
Peak current
I
max
A
7.35
15.3
Physical constants
Torque constant
k
T
Nm/A
1.4
0.69
Voltage constant
k
E
V/1000 RPM
89
44
Winding resistance at 20 °C
R
ph
Ohm
5.15
1.2
Rotating field inductance
L
D
mH
29
6.7
Electrical time constant
T
el
ms
5.6
5.6
Shaft torsional stiffness
c
t
Nm/rad
16000
16000
Mechanical time constant
T
mech
ms
2.37
2.27
Thermal time constant
T
th
min
30
30
Weight with brake
m
kg
5.4
5.4
Weight without brake
m
kg
4.9
4.9
Содержание MASTERDRIVES MC 1FK7
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