
Technical Data and Characteristics
Speed-torque diagrams 1FK7 HD
1FK7 Synchronous Motors
3-30
Configuration Manual (PFK7), 10/2005 Edition, 6SN1197-0AD06-0BP1
Table 3-15:
1FK7043 HD
Technical data
Code
Units
–7AH71
–7AK71
Engineering data
Rated speed
n
N
RPM
4500
6000
Number of poles
2p
6
6
Rated torque (100K)
M
N(100K)
Nm
2.6
2
Rated current
I
N
A
4.0
4.4
Stall torque (60K)
M
0(60K)
Nm
2.5
2.5
Stall torque (100K)
M
0(100K)
Nm
3.1
3.1
Stall current (60K)
I
0 (60K)
A
3.6
4.8
Stall current (100K)
I
0 (100K)
A
4.5
6.4
Moment of inertia (with brake)
J
mot
10
–4
kgm
2
1.14
1.14
Moment of inertia (without brake)
J
mot
10
–4
kgm
2
1.01
1.01
Optimum operating point
Optimum speed
n
opt
RPM
4500
6000
Optimum power
P
opt
kW
1.23
1.26
Limiting data
Max. permissible speed (mech.)
n
max
RPM
8000
8000
Max. torque
M
max
Nm
9.4
9.4
Peak current
I
max
A
14.8
20
Physical constants
Torque constant
k
T
Nm/A
0.67
0.48
Voltage constant
k
E
V/1000 RPM
44
32
Winding resistance at 20 °C
R
ph
Ohm
1.2
0.65
Rotating field inductance
L
D
mH
15
9
Electrical time constant
T
el
ms
12.5
13.8
Shaft torsional stiffness
c
t
Nm/rad
11000
11000
Mechanical time constant
T
mech
ms
0.81
0.85
Thermal time constant
T
th
min
40
40
Weight with brake
m
kg
7.0
7.0
Weight without brake
m
kg
6.3
6.3
Содержание MASTERDRIVES MC 1FK7
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