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Operating Characteristic Curve
Outline drawing
Nominal voltage
U(N)
V
12
24
No load speed
N(0)
rpm
30500
31200
No load current
I(0)
A
0.09
0.05
Nominal speed
N(N)
19000
20000
Nominal torque
T(N)
mN.m
2.5
2.7
Nominal current
I(N)
0.8
0.5
Stall torque
T(S)
10
11
Stall current
I(S)
2.8
1.6
Max. efficiency
η
%
68
69
Terminal resistance
phase to phase
R(t-h)
Ω
4.4
14.8
Terminal inductance
L(t-h)
mH
0.15
0.52
Torque constant
K(T)
mN.m/A
3.6
7.1
Speed constant
K(n)
rpm/V
2620
1340
Speed/torque gradient
K(▽)
rpm/mN.m
3202
2793
Mechanical time constant
K(m)
ms
18
15
Rotor inertia
J
gcm2
0.55