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Operating Characteristic Curve
Outline drawing
Nominal voltage
U(N)
V
12
No load speed
N(0)
rpm
13900
15200
No load current
I(0)
A
0.054
0.066
Nominal speed
N(N)
12900
13845
Nominal torque
T(N)
mN.m
5.6
5.79
Nominal current
I(N)
0.69
0.67
Stall torque
T(S)
78
65
Stall current
I(S)
9
6.9
Max. efficiency
η
%
85.1
81.3
Terminal resistance
phase to phase
R(t-h)
Ω
1.33
1.73
Terminal inductance
L(t-h)
mH
0.04
Torque constant
K(T)
mN.m/A
8.7
9.5
Speed constant
K(n)
rpm/V
1165
1279
Speed/torque gradient
K(▽)
rpm/mN.m
168
183
Mechanical time constant
K(m)
ms
3.3
Rotor inertia
J
gcm2
9.3