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Operating Characteristic Curve
Outline drawing
Nominal voltage
U(N)
V
3.7
No load speed
N(0)
rpm
15000
No load current
I(0)
A
0.032
0.049
Nominal speed
N(N)
13104
12741
Nominal torque
T(N)
mN.m
0.45
0.6
Nominal current
I(N)
0.22
0.27
Stall torque
T(S)
3.6
4
Stall current
I(S)
1.53
1.56
Max. efficiency
η
%
73.1
67.6
Terminal resistance
phase to phase
R(t-h)
Ω
2.41
2.37
Terminal inductance
L(t-h)
mH
0.02
Torque constant
K(T)
mN.m/A
2.4
2.6
Speed constant
K(n)
rpm/V
4140
4185
Speed/torque gradient
K(▽)
rpm/mN.m
3995
3348
Mechanical time constant
K(m)
ms
20
Rotor inertia
J
gcm2
85