Jetter JHN Series, User Manual

Page: 167 / 228

Servomotor series JHN, JHQ, and JL – User Manual Servomotors of the JL series
Jetter AG 167
Specific technical data (DC link voltage DC 48 V) 7.1.4
Motor type JL1-
0020-
004
Rated speed N
n
RPM 4000
Rated torque M
n
Nm 0.20
Rated current I
n
A 3.2
Holding torque M
o
Nm 0.20
Continuous stall current I
o
A 3.0
Max. torque M
max
Nm 0.80
Max. current I
max
A 12.9
Max. speed N
max
RPM 12000
Back EMF constant K
E
V/kRPM 4.0
Torque constant K
T
Nm/A 0.07
Winding resistance R
2ph
Ω 1.92
Winding inductance L
2ph
mH 0.50
Number of motor poles P
mot
6
Idling speed N
o
RPM 7410
Max. torque at sea level M
x
Nm 0.39
Thermal time constant
- Copper winding
T
ther_CU
s 5
Electrical time constant T
el
ms 0.26
Mechanical time constant T
mech
ms 6.1
Thermal time constant T
th
min 20
Rotor inertia without brake J kg*cm
2
0.08
Weight without brake m kg 0.45
Axial load F
A
N 33
Radial load F
R
N 174
Torque/speed characteristic (DC link voltage DC 48 V) 7.1.5
JL1-0020-004