Servomotor series JHN, JHQ, and JL – User Manual
Servomotors of the JL series
Jetter AG
185
Specific technical data (DC link voltage DC 560 V)
7.4.4
Motor type
JL4-
0530-
080
JL4-
0750-
127
JL4-
0750-
096
Rated speed
N
n
RPM
3000
2000
3000
Rated torque
M
n
Nm
4.6
6.7
6.4
Rated current
I
n
A
3.8
3.3
4.4
Holding torque
M
o
Nm
5.3
7.5
7.5
Continuous stall current
I
o
A
4.1
3.6
4.8
Max. torque
M
max
Nm
21
30
30
Max. current
I
max
A
25
22
29
Max. speed
N
max
RPM
12000 12000 12000
Back EMF constant
K
E
V/kRPM 82.0
126.0 94.0
Torque constant
K
T
Nm/A
1.29
2.1
1.55
Winding resistance
R
2ph
Ω
4.2
5.5
3.0
Winding inductance
L
2ph
mH
24.0
34.9
19.2
Number of motor poles
P
mot
6
6
6
Idling speed
N
o
RPM
4230
2610
3510
Max. torque at sea level
M
x
Nm
10.2
12.9
10.1
Thermal time constant
- Copper winding
T
ther_CU
s
58
58
58
Electrical time constant
T
el
ms
5.7
6.3
6.4
Mechanical time constant
T
mech
ms
1.0
0.91
0.89
Thermal time constant
T
th
min
64
66
66
Rotor inertia without brake
J
kg*cm
2
2.7
4.2
4.2
Weight without brake
m
kg
5.6
7.7
7.7
Axial load
F
A
N
128
135
135
Radial load
F
R
N
676
711
711
