Servomotor series JHN, JHQ, and JL – User Manual
Servomotors of the JHQ series
Jetter AG
74
Specific technical data (DC link voltage DC 560 V)
6.1.4
Motor type
JHQ12-
0018-
018
JHQ12-
0032-
028
JHQ12-
0032-
031
Rated speed
N
n
RPM
3000
3000
6000
Rated torque
M
n
Nm
0.16
0.32
0.32
Rated current
I
n
A
0.62
0.67
0.61
Holding torque
M
o
Nm
0.18
0.32
0.32
Continuous stall current
I
o
A
0.62
0.68
0.62
Max. torque
M
max
Nm
0.60
1.0
1.0
Max. current
I
max
A
2.2
2.4
2.5
Max. speed
N
max
RPM
9000
9000
6600
Back EMF constant
K
E
V/kRPM 17.8
28.3
31.4
Torque constant
K
T
Nm/A
0.29
0.47
0.52
Winding resistance
R
2ph
Ω
29.1
44.4
45.7
Winding inductance
L
2ph
mH
22.1
48.9
48.9
Number of motor poles
P
mot
8
8
8
Idling speed
N
o
RPM
6600
6900
7500
Max. torque at sea level
M
x
Nm
0.60
1.0
1.0
Thermal time constant
- Copper winding
T
ther_CU
s
0.76
1.1
1.1
Electrical time constant
T
el
ms
0.76
1.1
1.1
Mechanical time constant
T
mech
ms
1.2
1.0
0.88
Thermal time constant
T
th
min
7.0
13.0
13.0
Rotor inertia without brake
J
kg*cm
2
0.02
0.03
0.03
Weight without brake
m
kg
0.40
0.50
0.50
Axial load
F
A
N
5.0
6.0
6.0
Radial load
F
R
N
50
60
60
