Class Leading Torque to Weight.
LiveDrive® Radial Motors provide the highest torque in a compact and lightweight form factor. They specialize in high acceleration with increased peak torque and low inertia, making them the preferred solution for direct drive applications.
Class Leading
Torque Density
The unique performance of LiveDrive® motors equips them to replace gear and belt transmissions, dramatically improving reliability, productivity and reducing total cost of ownership.
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LiveDrive® Radial Motor | R100A-X
Pre-Release
Size(1)
Units
Value
Outer Diameter
mm
100
Inner Diameter
mm
18
Width
mm
45
Weight
kg
1.0
Performance(2)
Peak Torque(3)
N·m
9.4
Continuous Torque(4)
N·m
3.3
Rated Power
Watts
530
Rated Speed
RPM
2500
Rated Efficiency
-
83%
Electrical Parameters
Torque Constant
N·m/ Arms
0.23
Back EMF Constant (phase)(5)
Vrms/(rad/s)
0.080
Motor Constant @ 25°C
N·m/ √Wrms
0.38
Peak Current(3)
Arms
52
Continuous Current(4)
Arms
14
Phase Resistance @ 25°C
Ohms
0.125
Rated Voltage
VDC
325
Mechanical Parameters
Thermal Class
F
Max Continuous Power Dissipation(6)
Watts
105
Operating Coil Temperature
°C
120
Torque vs Speed
Torque vs Current 50 RPM
- (1) Examplary Housing Shown
- (2) Simulated Performance
- (3) 20°C/sec Peak Performance
- (4) Frameless Stator Mounted in Radiation Plate
- (5) Simulated Line to Neutral
- (6) Radiation Plate Size 250 x 250 x 20mm
LiveDrive® Radial Motor | R100B-X
Pre-Release
Size(1)
Units
Value
Outer Diameter
mm
100
Inner Diameter
mm
18
Width
mm
60
Weight
kg
2.1
Performance(2)
Peak Torque(3)
N·m
19
Continuous Torque(4)
N·m
5.4
Rated Power
Watts
680
Rated Speed
RPM
2000
Rated Efficiency
-
84%
Electrical Parameters
Torque Constant
N·m/ Arms
0.48
Back EMF Constant (phase)(5)
Vrms/(rad/s)
0.16
Motor Constant @ 25°C
N·m/ √Wrms
0.59
Peak Current(3)
Arms
51
Continuous Current(4)
Arms
11
Phase Resistance @ 25°C
Ohms
0.22
Rated Voltage
VDC
325
Mechanical Parameters
Thermal Class
F
Max Continuous Power Dissipation(6)
Watts
125
Operating Coil Temperature
°C
120
Torque vs Speed
Torque vs Current 50 RPM
- (1) Examplary Housing Shown
- (2) Simulated Performance
- (3) 20°C/sec Peak Performance
- (4) Frameless Stator Mounted in Radiation Plate
- (5) Simulated Line to Neutral
- (6) Radiation Plate Size 250 x 250 x 25mm
LiveDrive® Radial Motor | R100C-X
Pre-Release
Size(1)
Units
Value
Outer Diameter
mm
100
Inner Diameter
mm
18
Width
mm
75
Weight
kg
3.1
Performance(2)
Peak Torque(3)
N·m
28
Continuous Torque(4)
N·m
7.1
Rated Power
Watts
790
Rated Speed
RPM
1700
Rated Efficiency
-
85%
Electrical Parameters
Torque Constant
N·m/ Arms
0.71
Back EMF Constant (phase)(5)
Vrms/(rad/s)
0.24
Motor Constant @ 25°C
N·m/ √Wrms
0.73
Peak Current(3)
Arms
51
Continuous Current(4)
Arms
10
Phase Resistance @ 25°C
Ohms
0.31
Rated Voltage
VDC
325
Mechanical Parameters
Thermal Class
F
Max Continuous Power Dissipation(6)
Watts
140
Operating Coil Temperature
°C
120
Torque vs Speed
Torque vs Current 50 RPM
- (1) Examplary Housing Shown
- (2) Simulated Performance
- (3) 20°C/sec Peak Performance
- (4) Frameless Stator Mounted in Radiation Plate
- (5) Simulated Line to Neutral
- (6) Radiation Plate Size 250 x 250 x 25mm
LiveDrive® Radial Motor | R120A-X
Pre-Release
Size(1)
Units
Value
Outer Diameter
mm
120
Inner Diameter
mm
25
Width
mm
45
Weight
kg
1.5
Performance(2)
Peak Torque(3)
N·m
11
Continuous Torque(4)
N·m
5.4
Rated Power
Watts
750
Rated Speed
RPM
2000
Rated Efficiency
-
83%
Electrical Parameters
Torque Constant
N·m/ Arms
0.47
Back EMF Constant (phase)(5)
Vrms/(rad/s)
0.16
Motor Constant @ 25°C
N·m/ √Wrms
0.52
Peak Current(3)
Arms
32
Continuous Current(4)
Arms
12
Phase Resistance @ 25°C
Ohms
0.27
Rated Voltage
VDC
325
Mechanical Parameters
Thermal Class
F
Max Continuous Power Dissipation(6)
Watts
150
Operating Coil Temperature
°C
120
Torque vs Speed
Torque vs Current 50 RPM
- (1) Examplary Housing Shown
- (2) Simulated Performance
- (3) 20°C/sec Peak Performance
- (4) Frameless Stator Mounted in Radiation Plate
- (5) Simulated Line to Neutral
- (6) Radiation Plate Size 300 x 300 x 20mm
LiveDrive® Radial Motor | R120B-X
Pre-Release
Size(1)
Units
Value
Outer Diameter
mm
120
Inner Diameter
mm
25
Width
mm
60
Weight
kg
3.0
Performance(2)
Peak Torque(3)
N·m
22
Continuous Torque(4)
N·m
8.7
Rated Power
Watts
950
Rated Speed
RPM
1600
Rated Efficiency
-
84%
Electrical Parameters
Torque Constant
N·m/ Arms
0.95
Back EMF Constant (phase)(5)
Vrms/(rad/s)
0.32
Motor Constant @ 25°C
N·m/ √Wrms
0.79
Peak Current(3)
Arms
32
Continuous Current(4)
Arms
9.1
Phase Resistance @ 25°C
Ohms
0.48
Rated Voltage
VDC
325
Mechanical Parameters
Thermal Class
F
Max Continuous Power Dissipation(6)
Watts
180
Operating Coil Temperature
°C
120
Torque vs Speed
Torque vs Current 50 RPM
- (1) Examplary Housing Shown
- (2) Simulated Performance
- (3) 20°C/sec Peak Performance
- (4) Frameless Stator Mounted in Radiation Plate
- (5) Simulated Line to Neutral
- (6) Radiation Plate Size 300 x 300 x 25mm
LiveDrive® Radial Motor | R120C-X
Pre-Release
Size(1)
Units
Value
Outer Diameter
mm
120
Inner Diameter
mm
25
Width
mm
75
Weight
kg
4.5
Performance(2)
Peak Torque(3)
N·m
34
Continuous Torque(4)
N·m
11
Rated Power
Watts
1000
Rated Speed
RPM
1200
Rated Efficiency
-
84%
Electrical Parameters
Torque Constant
N·m/ Arms
1.5
Back EMF Constant (phase)(5)
Vrms/(rad/s)
0.51
Motor Constant @ 25°C
N·m/ √Wrms
1.05
Peak Current(3)
Arms
32
Continuous Current(4)
Arms
7.4
Phase Resistance @ 25°C
Ohms
0.68
Rated Voltage
VDC
325
Mechanical Parameters
Thermal Class
F
Max Continuous Power Dissipation(6)
Watts
190
Operating Coil Temperature
°C
120
Torque vs Speed
Torque vs Current 50 RPM
- (1) Examplary Housing Shown
- (2) Simulated Performance
- (3) 20°C/sec Peak Performance
- (4) Frameless Stator Mounted in Radiation Plate
- (5) Simulated Line to Neutral
- (6) Radiation Plate Size 300 x 300 x 25mm
LiveDrive® Radial Motor | R160A-X
Pre-Release
Size(1)
Units
Value
Outer Diameter
mm
160
Inner Diameter
mm
50
Width
mm
70
Weight
kg
7.3
Performance(2)
Peak Torque(3)
N·m
69
Continuous Torque(4)
N·m
24
Rated Power
Watts
2050
Rated Speed
RPM
1200
Rated Efficiency
-
88%
Electrical Parameters
Torque Constant
N·m/ Arms
1.1
Back EMF Constant (phase)(5)
Vrms/(rad/s)
0.4
Motor Constant @ 25°C
N·m/ √W
1.8
Peak Current(3)
Arms
76
Continuous Current(4)
Arms
22
Phase Resistance @ 25°C
Ohms
0.13
Rated Voltage
VDC
325
Mechanical Parameters
Thermal Class
F
Max Continuous Power Dissipation(6)
Watts
270
Operating Coil Temperature
°C
120
Torque vs Speed
Torque vs Current 50 RPM
- (1) Examplary Housing Shown
- (2) Simulated Performance
- (3) 20°C/sec Peak Performance
- (4) Frameless Stator Mounted in Radiation Plate
- (5) Simulated Line to Neutral
- (6) Radiation Plate Size 400 x 400 x 25mm
LiveDrive® Radial Motor | R160B-X
Pre-Release
Size(1)
Units
Value
Outer Diameter
mm
160
Inner Diameter
mm
50
Width
mm
85
Weight
kg
8.8
Performance(2)
Peak Torque(3)
N·m
104
Continuous Torque(4)
N·m
32
Rated Power
Watts
2250
Rated Speed
RPM
1100
Rated Efficiency
-
89%
Electrical Parameters
Torque Constant
N·m/ Arms
1.7
Back EMF Constant (phase)(5)
Vrms/(rad/s)
0.6
Motor Constant @ 25°C
N·m/ √W
2.3
Peak Current(3)
Arms
76
Continuous Current(4)
Arms
19
Phase Resistance @ 25°C
Ohms
0.19
Rated Voltage
VDC
325
Mechanical Parameters
Thermal Class
F
Max Continuous Power Dissipation(6)
Watts
290
Operating Coil Temperature
°C
120
Torque vs Speed
Torque vs Current 50 RPM
- (1) Examplary Housing Shown
- (2) Simulated Performance
- (3) 20°C/sec Peak Performance
- (4) Frameless Stator Mounted in Radiation Plate
- (5) Simulated Line to Neutral
- (6) Radiation Plate Size 400 x 400 x 25mm
LiveDrive® Radial Motor | R160C-X
Pre-Release
Size(1)
Units
Value
Outer Diameter
mm
160
Inner Diameter
mm
50
Width
mm
100
Weight
kg
10.2
Performance(2)
Peak Torque(3)
N·m
137
Continuous Torque(4)
N·m
37
Rated Power
Watts
2350
Rated Speed
RPM
850
Rated Efficiency
-
89%
Electrical Parameters
Torque Constant
N·m/ Arms
2.2
Back EMF Constant (phase)(5)
Vrms/(rad/s)
0.7
Motor Constant @ 25°C
N·m/ √W
2.6
Peak Current(3)
Arms
74
Continuous Current(4)
Arms
17
Phase Resistance @ 25°C
Ohms
0.24
Rated Voltage
VDC
325
Mechanical Parameters
Thermal Class
F
Max Continuous Power Dissipation(6)
Watts
300
Operating Coil Temperature
°C
120
Torque vs Speed
Torque vs Current 50 RPM
- (1) Examplary Housing Shown
- (2) Simulated Performance
- (3) 20°C/sec Peak Performance
- (4) Frameless Stator Mounted in Radiation Plate
- (5) Simulated Line to Neutral
- (6) Radiation Plate Size 400 x 400 x 25mm
LiveDrive® Radial Motor | R200C-X
Pre-Release
Size(1)
Units
Value
Outer Diameter
mm
200
Inner Diameter
mm
50
Width
mm
100
Weight
kg
15.0
Performance(2)
Peak Torque(3)
N·m
230
Continuous Torque(4)
N·m
55
Rated Power
Watts
2250
Rated Speed
RPM
600
Rated Efficiency
-
88%
Electrical Parameters
Torque Constant
N·m/ Arms
3.7
Back EMF Constant (phase)(5)
Vrms/(rad/s)
1.3
Motor Constant @ 25°C
N·m/ √W
3.8
Peak Current(3)
Arms
75
Continuous Current(4)
Arms
15
Phase Resistance @ 25°C
Ohms
0.31
Rated Voltage
VDC
325
Mechanical Parameters
Thermal Class
F
Max Continuous Power Dissipation(6)
Watts
300
Operating Coil Temperature
°C
120
Torque vs Speed
Torque vs Current 50 RPM
- (1) Examplary Housing Shown
- (2) Simulated Performance
- (3) 20°C/sec Peak Performance
- (4) Frameless Stator Mounted in Radiation Plate
- (5) Simulated Line to Neutral
- (6) Radiation Plate Size 400 x 400 x 25mm
LiveDrive® Radial Motor | R200B-X
Pre-Release
Size(1)
Units
Value
Outer Diameter
mm
200
Inner Diameter
mm
50
Width
mm
85
Weight
kg
13.0
Performance(2)
Peak Torque(3)
N·m
176
Continuous Torque(4)
N·m
46
Rated Power
Watts
2150
Rated Speed
RPM
700
Rated Efficiency
-
88%
Electrical Parameters
Torque Constant
N·m/ Arms
2.8
Back EMF Constant (phase)(5)
Vrms/(rad/s)
0.9
Motor Constant @ 25°C
N·m/ √W
3.3
Peak Current(3)
Arms
75
Continuous Current(4)
Arms
17
Phase Resistance @ 25°C
Ohms
0.23
Rated Voltage
VDC
325
Mechanical Parameters
Thermal Class
F
Max Continuous Power Dissipation(6)
Watts
290
Operating Coil Temperature
°C
120
Torque vs Speed
Torque vs Current 50 RPM
- (1) Examplary Housing Shown
- (2) Simulated Performance
- (3) 20°C/sec Peak Performance
- (4) Frameless Stator Mounted in Radiation Plate
- (5) Simulated Line to Neutral
- (6) Radiation Plate Size 400 x 400 x 25mm
LiveDrive® Radial Motor | R200A-X
Pre-Release
Size(1)
Units
Value
Outer Diameter
mm
200
Inner Diameter
mm
50
Width
mm
70
Weight
kg
10.8
Performance(2)
Peak Torque(3)
N·m
117
Continuous Torque(4)
N·m
36
Rated Power
Watts
2000
Rated Speed
RPM
800
Rated Efficiency
-
88%
Electrical Parameters
Torque Constant
N·m/ Arms
1.8
Back EMF Constant (phase)(5)
Vrms/(rad/s)
0.6
Motor Constant @ 25°C
N·m/ √W
2.6
Peak Current(3)
Arms
75
Continuous Current(4)
Arms
20
Phase Resistance @ 25°C
Ohms
0.17
Rated Voltage
VDC
325
Mechanical Parameters
Thermal Class
F
Max Continuous Power Dissipation(6)
Watts
270
Operating Coil Temperature
°C
120
Torque vs Speed
Torque vs Current 50 RPM
- (1) Examplary Housing Shown
- (2) Simulated Performance
- (3) 20°C/sec Peak Performance
- (4) Frameless Stator Mounted in Radiation Plate
- (5) Simulated Line to Neutral
- (6) Radiation Plate Size 400 x 400 x 25mm
LiveDrive®
Radial Motor
Model
Torque-A
Torque-B
Torque-C
R100-X
3.3 N·m
5.4 N·m
7.1 N·m
R120-X
5.4 N·m
8.7 N·m
11 N·m
R160-X
24 N·m
32 N·m
37 N·m
R200-X
36 N·m
46 N·m
55 N·m
