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Servomotor series JHN, JHQ, and JL – User Manual
Servomotors of the JHQ series
Jetter AG
100
Motor type
JHQ23-
0300-
051
Rated speed
N
n
RPM
3000
Rated torque
M
n
Nm
2.7
Rated current
I
n
A
1.90
Holding torque
M
o
Nm
3.0
Continuous stall current
I
o
A
3.5
Max. torque
M
max
Nm
10.5
Max. current
I
max
A
15.9
Max. speed
N
max
RPM
9000
Back EMF constant
K
E
V/kRPM 51.3
Torque constant
K
T
Nm/A
0.85
Winding resistance
R
2ph
Ω
3.8
Winding inductance
L
2ph
mH
9.3
Number of motor poles
P
mot
8
Idling speed
N
o
RPM
4500
Max. torque at sea level
M
x
Nm
7.1
Thermal time constant
- Copper winding
T
ther_CU
s
35
Electrical time constant
T
el
ms
2.4
Mechanical time constant
T
mech
ms
0.93
Thermal time constant
T
th
min
34
Rotor inertia without brake
J
kg*cm
2
1.0
Weight without brake
m
kg
3.8
Axial load
F
A
N
20
Radial load
F
R
N
195