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Operating Characteristic Curve
Outline drawing
Nominal voltage
U(N)
V
6
12
18
No load speed
N(0)
rpm
6950
6850
6880
No load current
I(0)
A
0.2
0.1
0.08
Nominal speed
N(N)
5932
5792
5756
Nominal torque
T(N)
mN.m
6.58
6.48
7.2
Nominal current
I(N)
1.16
0.54
0.4
Stall torque
T(S)
45
42
44
Stall current
I(S)
6.8
3
Max. efficiency
η
%
68.6
66.8
64.7
Terminal resistance
phase to phase
R(t-h)
Ω
0.88
4
8.6
Terminal inductance
L(t-h)
mH
0.04
0.12
0.32
Torque constant
K(T)
mN.m/A
6.82
14.5
21.8
Speed constant
K(n)
rpm/V
1193
591
397
Speed/torque gradient
K(▽)
rpm/mN.m
154
163
156
Mechanical time constant
K(m)
ms
Rotor inertia
J
gcm2
153
150
151