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Operating Characteristic Curve
Outline drawing
Nominal voltage
U(N)
V
6
12
No load speed
N(0)
rpm
20600
8700
No load current
I(0)
A
0.038
0.02
Nominal speed
N(N)
17487
7622
Nominal torque
T(N)
mN.m
2.11
1.79
Nominal current
I(N)
0.21
0.14
Stall torque
T(S)
14
14.5
Stall current
I(S)
1.2
1
Max. efficiency
η
%
67.5
73.7
Terminal resistance
phase to phase
R(t-h)
Ω
5
Terminal inductance
L(t-h)
mH
0.81
0.91
Torque constant
K(T)
mN.m/A
14.8
Speed constant
K(n)
rpm/V
3546
740
Speed/torque gradient
K(▽)
rpm/mN.m
1471
600
Mechanical time constant
K(m)
ms
7.9
8.3
Rotor inertia
J
gcm2
1.1
1.3