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DD Motors

Rotary DD Motors

JTR30 series
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Description
- Outer diameter Φ300mm & Inner rotor type
- Center hole : Φ90mm
- Max torque : 150Nm, 300Nm, 450Nm
- Resolution : 864,000 ppr~5,400,000 ppr
- High precision model : run-out 5㎛
- High precision control enabled by optical encoder
- Easy to install by use of the flange
Specification
Model
JTR3015
JTR3030
JTR3045
Performance Parameters
Symbol
Units
Continuous Torque
Tc
N
50.0
100.0
150.0
Peak Torque
Tp
N
150.0
300.0
450.0
Continuous Current
Ic
Arms
4.1
9.0
9.0
Peak Current
Ip
Arms
13.6
27.1
28.5
Torque Constant
Kt
Nm/Arms
12.2
11.1
16.7
Back EMF Constant (phase to phase)
Ke
Vrms/rad/sec
6.7
6.7
9.6
Resistance (phase to phase at 25℃)
Rs
Ω
5.3
2.2
2.9
Inductance (phase to phase)
Ls
mH
43.4
19.6
26.9
Motor Constant
KM
3.8
5.4
7.1
Electrical Time Constant
τe
msec
8.3
9.1
9.4
Axial Run-out(No Load) 　
㎛
20
20
20
Radial Run-out(No Load) 　
㎛
40
40
40
Max Axial Load 　
kg
1,100
1,100
1,100
Max Moment Load 　
Nm
250
250
250
Rotor Inertia
I
kgm²
0.1004
0.1288
0.1576
Motor Weight
Mm
kg
47
59
72
Motor Height
Mh
mm
140
173
207
Max Speed
Vmax
rps
2.9
3.0
2.0
List