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Operating Characteristic Curve
Outline drawing
Nominal voltage
U(N)
V
3.7
7.4
No load speed
N(0)
rpm
38000
31500
No load current
I(0)
A
0.15
0.035
Nominal speed
N(N)
34178
28550
Nominal torque
T(N)
mN.m
1.1
0.61
Nominal current
I(N)
1.34
0.33
Stall torque
T(S)
11
6.6
Stall current
I(S)
12
3.28
Max. efficiency
η
%
78.8
80.4
Terminal resistance
phase to phase
R(t-h)
Ω
0.3
2.25
Terminal inductance
L(t-h)
mH
8.5
Torque constant
K(T)
mN.m/A
0.9
2
Speed constant
K(n)
rpm/V
10397
4303
Speed/torque gradient
K(▽)
rpm/mN.m
3537
5371
Mechanical time constant
K(m)
ms
3
5.2
Rotor inertia
J
gcm2
0.01
0.05