
Technical Data and Characteristics
Speed-torque diagrams 1FK7 HD
1FK7 Synchronous Motors
3-32
Configuration Manual (PFK7), 10/2005 Edition, 6SN1197-0AD06-0BP1
Table 3-16:
1FK7044 HD
Technical data
Code
Units
–7AF71
–7AH71
Engineering data
Rated speed
n
N
RPM
3000
4500
Number of poles
2p
6
6
Rated torque (100K)
M
N(100K)
Nm
3.5
3.0
Rated current
I
N
A
4.0
4.9
Stall torque (60K)
M
0(60K)
Nm
3.0
3.0
Stall torque (100K)
M
0(100K)
Nm
4.0
4.0
Stall current (60K)
I
0 (60K)
A
3.4
4.6
Stall current (100K)
I
0 (100K)
A
4.5
6.3
Moment of inertia (with brake)
J
mot
10
–4
kgm
2
1.41
1.41
Moment of inertia (without brake)
J
mot
10
–4
kgm
2
1.28
1.28
Optimum operating point
Optimum speed
n
opt
RPM
3000
4500
Optimum power
P
opt
kW
1.1
1.41
Limiting data
Max. permissible speed (mech.)
n
max
RPM
8000
8000
Max. torque
M
max
Nm
12
12
Peak current
I
max
A
14.8
20
Physical constants
Torque constant
k
T
Nm/A
0.86
0.63
Voltage constant
k
E
V/1000 RPM
57
42
Winding resistance at 20 °C
R
ph
Ohm
1.5
0.81
Rotating field inductance
L
D
mH
20
11
Electrical time constant
T
el
ms
13.3
13.5
Shaft torsional stiffness
c
t
Nm/rad
9500
9500
Mechanical time constant
T
mech
ms
0.78
0.78
Thermal time constant
T
th
min
45
45
Weight with brake
m
kg
8.3
8.3
Weight without brake
m
kg
7.7
7.7
Содержание MASTERDRIVES MC 1FK7
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