AT Drive
AT Drive
High-performance built-in frameless electric motors for robotics, machine tool industry, aircraft industry and space
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Price on request
Hollow rotor
Modular design
Low weight
High torque
Characteristics
Size range, nominal diameter 
|
25
|
38
|
50
|
68
|
70
|
85
|
||||
|---|---|---|---|---|---|---|---|---|---|---|
Size range, nominal length 
|
05*
|
06*
|
12
|
08
|
14
|
14T
|
10
|
18
|
13
|
23
|
| Power, W |
60
|
120
|
250
|
230
|
230
|
130
|
300
|
300
|
410
|
410
|
| Rated voltage, V |
24
|
24
|
48
|
48
|
48
|
48
|
48
|
48
|
48
|
48
|
| Rated torque, N•m |
0,026
|
0,095
|
0,22
|
0,25
|
0,47
|
0,75
|
0,7
|
1,1
|
1,68
|
2,8
|
| Peak torque, N•m |
0,082
|
0,32
|
0,7
|
0,79
|
1,8
|
1,5
|
3
|
3,9
|
6,7
|
7,5
|
| Rotation speed (without load), rpm |
25490
|
13400
|
11800
|
5600
|
5150
|
1820
|
4200
|
2650
|
2360
|
1410
|
| Rated current, A |
3,3
|
6,4
|
6,7
|
6
|
6
|
3,5
|
8
|
8
|
11
|
11
|
| Moment constant, N•m /A |
0,008
|
0,0148
|
0,03
|
0,06
|
0,078
|
0,218
|
0,088
|
0,138
|
0,15
|
0,258
|
| Winding resistance phase-to-phase, mOm |
675
|
260
|
370
|
420
|
590
|
1930
|
314
|
443
|
339
|
474
|
| Winding inductance phase-to-phase, µH |
—
|
—
|
420
|
280
|
420
|
—
|
415
|
586
|
535
|
945
|
| Number of pole pairs, pcs |
7
|
7
|
7
|
10
|
10
|
20
|
10
|
10
|
10
|
10
|
| Efficiency, % |
87
|
87
|
87
|
85
|
87
|
87
|
87
|
87
|
88
|
88
|
| Stator diameter (D), mm |
25
|
38
|
38
|
50
|
50
|
68
|
68,5
|
68,5
|
85
|
85
|
| Stator length (L+ Hall sensor), mm |
15
|
16
|
22,1
|
18
|
24
|
20
|
23,7
|
31
|
28
|
37
|
| Inner diameter of the rotor (d), mm |
11,6
|
18
|
18
|
30
|
30
|
42
|
42
|
42
|
52
|
52
|
| Rotor length (L), mm |
12,6
|
8,1
|
23,1
|
17
|
23
|
16,1
|
20,8
|
28,7
|
25
|
34,2
|
| Motor weight, gramm |
17
|
48
|
66
|
102
|
145
|
225
|
229
|
332
|
433
|
663
|
| Size range, nominal diameter
|
112
|
115
|
115
|
130
|
160
|
180
|
||
|---|---|---|---|---|---|---|---|---|
| Size range, nominal length
|
56T*
|
25MS*
|
25HS*
|
25
|
50
|
08T
|
16T*
|
26*
|
| Power, W |
100
|
710
|
1040
|
540
|
550
|
100
|
42
|
10700
|
| Rated voltage, V |
100
|
24
|
24
|
48
|
48
|
48
|
27
|
48
|
| Rated torque, N•m |
3,75
|
3,4
|
3,3
|
4,1
|
7,8
|
1,65
|
7
|
30
|
| Peak torque, N•m |
7,5
|
17
|
17,5
|
16,4
|
24
|
2,5
|
10
|
54
|
| Rotation speed (without load), rpm |
233
|
2200
|
3750
|
1350
|
700
|
650
|
64,2
|
3550
|
| Rated current, A |
—
|
38,2
|
61,2
|
15
|
15
|
2,7
|
2
|
277
|
| Moment constant, N•m /A |
2,65
|
0,09
|
0,053
|
0,275
|
0,544
|
0,61
|
3,48
|
0,115
|
| Winding resistance phase-to-phase, mOm |
—
|
18,5
|
7,2
|
136
|
235
|
2740
|
3,15
|
3,4
|
| Winding inductance phase-to-phase, µH |
—
|
—
|
—
|
412
|
802
|
—
|
—
|
—
|
| Number of pole pairs, pcs |
—
|
15
|
15
|
15
|
15
|
20
|
32
|
15
|
| Efficiency, % |
—
|
94
|
94
|
89
|
90
|
85
|
55
|
96
|
| Stator diameter (D), mm |
112,4
|
115
|
115
|
115
|
115
|
130
|
160
|
180
|
| Stator length (L+ Hall sensor), mm |
56
|
43
|
43
|
42
|
66,8
|
16
|
24
|
60
|
| Inner diameter of the rotor (d), mm |
—
|
73
|
73
|
73
|
73
|
90
|
120
|
128
|
| Rotor length (L), mm |
—
|
39,5
|
39,5
|
39,5
|
65
|
10,1
|
24
|
60
|
| Motor weight, gramm |
—
|
1240
|
1240
|
1230
|
2200
|
510
|
1300
|
—
|
| Power |
60 W
|
| Rated voltage |
24 V
|
| Rated torque, |
0,026
|
| Peak torque |
0,082 N•m
|
| Rotation speed (without load) |
25490 rpm
|
| Rated current |
3,3 A
|
| Moment constant |
0,008 N•m/A
|
| Winding resistance phase-to-phase |
675 mOm
|
| Winding inductance phase-to-phase |
— µH
|
| Number of pole pairs |
7 pcs
|
| Efficiency |
87 %
|
| Stator diameter (D) |
25 mm
|
| Stator length (L+ Hall sensor) |
15 mm
|
| Inner diameter of the rotor (d) |
11,6 mm
|
| Rotor length (L) |
12,6 mm
|
| Motor weight |
17 gramm
|
| Power |
120 W
|
| Rated voltage |
24 V
|
| Rated torque, |
0,095 N•m
|
| Peak torque |
0,32 N•m
|
| Rotation speed (without load) |
13400 rpm
|
| Rated current |
6,4 A
|
| Moment constant |
0,0148 N•m/A
|
| Winding resistance phase-to-phase |
260 mOm
|
| Winding inductance phase-to-phase |
— µH
|
| Number of pole pairs |
7 pcs
|
| Efficiency |
87 %
|
| Stator diameter (D) |
38 mm
|
| Stator length (L+ Hall sensor) |
16 mm
|
| Inner diameter of the rotor (d) |
18 mm
|
| Rotor length (L) |
8,1 mm
|
| Motor weight |
48 gramm
|
| Power |
250 W
|
| Rated voltage |
48 V
|
| Rated torque, |
0,22 N•m
|
| Peak torque |
0,7 N•m
|
| Rotation speed (without load) |
11800 rpm
|
| Rated current |
6,7 A
|
| Moment constant |
0,03 N•m/A
|
| Winding resistance phase-to-phase |
370 mOm
|
| Winding inductance phase-to-phase |
250 µH
|
| Number of pole pairs |
7 pcs
|
| Efficiency |
87 %
|
| Stator diameter (D) |
38 mm
|
| Stator length (L+ Hall sensor) |
22,1 mm
|
| Inner diameter of the rotor (d) |
18 mm
|
| Rotor length (L) |
23,1 mm
|
| Motor weight |
66 gramm
|
| Power |
230 W
|
| Rated voltage |
48 V
|
| Rated torque, |
0,25 N•m
|
| Peak torque |
0,79 N•m
|
| Rotation speed (without load) |
5600 rpm
|
| Rated current |
6 A
|
| Moment constant |
0,06 N•m/A
|
| Winding resistance phase-to-phase |
420 mOm
|
| Winding inductance phase-to-phase |
280 µH
|
| Number of pole pairs |
10 pcs
|
| Efficiency |
85 %
|
| Stator diameter (D) |
50 mm
|
| Stator length (L+ Hall sensor) |
18 mm
|
| Inner diameter of the rotor (d) |
30
|
| Rotor length (L) |
17 mm
|
| Motor weight |
102 gramm
|
| Power |
230 W
|
| Rated voltage |
48 V
|
| Rated torque, |
0,47 N•m
|
| Peak torque |
1,8 N•m
|
| Rotation speed (without load) |
5150 rpm
|
| Rated current |
6 A
|
| Moment constant |
0,078 N•m/A
|
| Winding resistance phase-to-phase |
590 mOm
|
| Winding inductance phase-to-phase |
420 µH
|
| Number of pole pairs |
10 pcs
|
| Efficiency |
87 %
|
| Stator diameter (D) |
50 mm
|
| Stator length (L+ Hall sensor) |
24 mm
|
| Inner diameter of the rotor (d) |
30 mm
|
| Rotor length (L) |
23 mm
|
| Motor weight |
145 gramm
|
| Power |
130 W
|
| Rated voltage |
48 V
|
| Rated torque, |
0,75 N•m
|
| Peak torque |
1,5 N•m
|
| Rotation speed (without load) |
1820 rpm
|
| Rated current |
3,5 A
|
| Moment constant |
0,218 N•m/A
|
| Winding resistance phase-to-phase |
1930 mOm
|
| Winding inductance phase-to-phase |
— µH
|
| Number of pole pairs |
20 pcs
|
| Efficiency |
87 %
|
| Stator diameter (D) |
68 mm
|
| Stator length (L+ Hall sensor) |
20mm
|
| Inner diameter of the rotor (d) |
42 mm
|
| Rotor length (L) |
16,1 mm
|
| Motor weight |
225 gramm
|
| Power |
300 W
|
| Rated voltage |
48 V
|
| Rated torque, |
0,7 N•m
|
| Peak torque |
3 N•m
|
| Rotation speed (without load) |
4200 rpm
|
| Rated current |
8 A
|
| Moment constant |
0,088 N•m/A
|
| Winding resistance phase-to-phase |
314 mOm
|
| Winding inductance phase-to-phase |
415 µH
|
| Number of pole pairs |
10 pcs
|
| Efficiency |
87 %
|
| Stator diameter (D) |
68,5 mm
|
| Stator length (L+ Hall sensor) |
23,7 mm
|
| Inner diameter of the rotor (d) |
42 mm
|
| Rotor length (L) |
20,8 mm
|
| Motor weight |
229 gramm
|
| Power |
300 W
|
| Rated voltage |
48 V
|
| Rated torque, |
1,1 N•m
|
| Peak torque |
3,9 N•m
|
| Rotation speed (without load) |
2650 rpm
|
| Rated current |
8 A
|
| Moment constant |
0,138 N•m/A
|
| Winding resistance phase-to-phase |
443 mOm
|
| Winding inductance phase-to-phase |
586 µH
|
| Number of pole pairs |
10 pcs
|
| Efficiency |
87 %
|
| Stator diameter (D) |
68,5 mm
|
| Stator length (L+ Hall sensor) |
31 mm
|
| Inner diameter of the rotor (d) |
42 mm
|
| Rotor length (L) |
28,7 mm
|
| Motor weight |
332 gramm
|
| Power |
410 W
|
| Rated voltage |
48 V
|
| Rated torque, |
1,68 N•m
|
| Peak torque |
6,7 N•m
|
| Rotation speed (without load) |
2360 rpm
|
| Rated current |
11 A
|
| Moment constant |
0,15 N•m/A
|
| Winding resistance phase-to-phase |
339 mOm
|
| Winding inductance phase-to-phase |
535 µH
|
| Number of pole pairs |
10 pcs
|
| Efficiency |
88 %
|
| Stator diameter (D) |
85 mm
|
| Stator length (L+ Hall sensor) |
28 mm
|
| Inner diameter of the rotor (d) |
52 mm
|
| Rotor length (L) |
25 mm
|
| Motor weight |
433 gramm
|
| Power |
410 W
|
| Rated voltage |
48 V
|
| Rated torque, |
2,8 N•m
|
| Peak torque |
7,5 N•m
|
| Rotation speed (without load) |
1410 rpm
|
| Rated current |
11 A
|
| Moment constant |
0,258 N•m/A
|
| Winding resistance phase-to-phase |
474 mOm
|
| Winding inductance phase-to-phase |
945 µH
|
| Number of pole pairs |
10 pcs
|
| Efficiency |
88 %
|
| Stator diameter (D) |
85 mm
|
| Stator length (L+ Hall sensor) |
37 mm
|
| Inner diameter of the rotor (d) |
52 mm
|
| Rotor length (L) |
34,2 mm
|
| Motor weight |
663 gramm
|
| Power |
100 W
|
| Rated voltage |
100 V
|
| Rated torque, |
3,75 N•m
|
| Peak torque |
7,5 N•m
|
| Rotation speed (without load) |
233 rpm
|
| Rated current |
— A
|
| Moment constant |
2,65 N•m/A
|
| Winding resistance phase-to-phase |
— mOm
|
| Winding inductance phase-to-phase |
— µH
|
| Number of pole pairs |
— pcs
|
| Efficiency |
— %
|
| Stator diameter (D) |
112,4 mm
|
| Stator length (L+ Hall sensor) |
56 mm
|
| Inner diameter of the rotor (d) |
— mm
|
| Rotor length (L) |
— mm
|
| Motor weight |
— gramm
|
| Power |
710 W
|
| Rated voltage |
24 V
|
| Rated torque, |
3,4 N•m
|
| Peak torque |
17 N•m
|
| Rotation speed (without load) |
2200 rpm
|
| Rated current |
38,2 A
|
| Moment constant |
0,09 N•m/A
|
| Winding resistance phase-to-phase |
18,5 mOm
|
| Winding inductance phase-to-phase |
— µH
|
| Number of pole pairs |
15 pcs
|
| Efficiency |
94 %
|
| Stator diameter (D) |
115 mm
|
| Stator length (L+ Hall sensor) |
43 mm
|
| Inner diameter of the rotor (d) |
73 mm
|
| Rotor length (L) |
39,5 mm
|
| Motor weight |
1240 gramm
|
| Power |
1040 W
|
| Rated voltage |
24 V
|
| Rated torque, |
3,3 N•m
|
| Peak torque |
17,5 N•m
|
| Rotation speed (without load) |
3750 rpm
|
| Rated current |
61,2 A
|
| Moment constant |
0,053 N•m/A
|
| Winding resistance phase-to-phase |
7,2 mOm
|
| Winding inductance phase-to-phase |
— µH
|
| Number of pole pairs |
15 pcs
|
| Efficiency |
94 %
|
| Stator diameter (D) |
115 mm
|
| Stator length (L+ Hall sensor) |
43 mm
|
| Inner diameter of the rotor (d) |
73 mm
|
| Rotor length (L) |
39,5 mm
|
| Motor weight |
1240 gramm
|
| Power |
540 W
|
| Rated voltage |
48 V
|
| Rated torque, |
4,1 N•m
|
| Peak torque |
16,4 N•m
|
| Rotation speed (without load) |
1350 rpm
|
| Rated current |
15 A
|
| Moment constant |
0,275 N•m/A
|
| Winding resistance phase-to-phase |
136 mOm
|
| Winding inductance phase-to-phase |
412 µH
|
| Number of pole pairs |
15 pcs
|
| Efficiency |
89 %
|
| Stator diameter (D) |
115 mm
|
| Stator length (L+ Hall sensor) |
42 mm
|
| Inner diameter of the rotor (d) |
73 mm
|
| Rotor length (L) |
39,5 mm
|
| Motor weight |
1230 gramm
|
| Power |
550 W
|
| Rated voltage |
48 V
|
| Rated torque, |
7,8 N•m
|
| Peak torque |
24 N•m
|
| Rotation speed (without load) |
700 rpm
|
| Rated current |
15 A
|
| Moment constant |
0,544 N•m/A
|
| Winding resistance phase-to-phase |
235 mOm
|
| Winding inductance phase-to-phase |
802 µH
|
| Number of pole pairs |
15 pcs
|
| Efficiency |
90 %
|
| Stator diameter (D) |
115 mm
|
| Stator length (L+ Hall sensor) |
66,8 mm
|
| Inner diameter of the rotor (d) |
73 mm
|
| Rotor length (L) |
65 mm
|
| Motor weight |
2200 gramm
|
| Power |
100 W
|
| Rated voltage |
48 V
|
| Rated torque, |
1,65 N•m
|
| Peak torque |
2,5 N•m
|
| Rotation speed (without load) |
650 rpm
|
| Rated current |
2,7 A
|
| Moment constant |
0,61 N•m/A
|
| Winding resistance phase-to-phase |
2740 mOm
|
| Winding inductance phase-to-phase |
— µH
|
| Number of pole pairs |
20 pcs
|
| Efficiency |
85 %
|
| Stator diameter (D) |
130 mm
|
| Stator length (L+ Hall sensor) |
16mm
|
| Inner diameter of the rotor (d) |
90 mm
|
| Rotor length (L) |
10,1 mm
|
| Motor weight |
510 gramm
|
| Power |
42 W
|
| Rated voltage |
27 V
|
| Rated torque, |
7 N•m
|
| Peak torque |
10 N•m
|
| Rotation speed (without load) |
64,2 rpm
|
| Rated current |
2 A
|
| Moment constant |
3,48 N•m/A
|
| Winding resistance phase-to-phase |
3,15 mOm
|
| Winding inductance phase-to-phase |
— µH
|
| Number of pole pairs |
32 pcs
|
| Efficiency |
55 %
|
| Stator diameter (D) |
160 mm
|
| Stator length (L+ Hall sensor) |
24mm
|
| Inner diameter of the rotor (d) |
120 mm
|
| Rotor length (L) |
24 mm
|
| Motor weight |
1300 gramm
|
| Power |
10700 W
|
| Rated voltage |
48 V
|
| Rated torque, |
30 N•m
|
| Peak torque |
54 N•m
|
| Rotation speed (without load) |
3550 rpm
|
| Rated current |
277 A
|
| Moment constant |
0,115 N•m/A
|
| Winding resistance phase-to-phase |
3,4 mOm
|
| Winding inductance phase-to-phase |
— µH
|
| Number of pole pairs |
15 pcs
|
| Efficiency |
96 %
|
| Stator diameter (D) |
180 mm
|
| Stator length (L+ Hall sensor) |
60 mm
|
| Inner diameter of the rotor (d) |
128 mm
|
| Rotor length (L) |
60 mm
|
| Motor weight |
— gramm
|
Note:
Designation T – high-torque series
The length of electric motors with the designation T is indicated without Hall sensors
The inductance will be measured after fabrication
* Under development, specifications are planned
Application
- Small industrial robots and collaborative robots
- Pivoting devices
- Anthropomorphic and biomorphic robotic complexes
- Active exoskeletons
- Unmanned underwater vehicles
- Aviation
- CNC machines
- The best-in-class indicator of specific torque (rated and peak)
- The indicators of specific power and efficiency are at the level of the world`s best samples
- The ability to control the rotation speed in a wide range
- High positioning accuracy and no «bounce» when fixing the shaft positions
- The product is compact - wide possibilities for arrangement and design of robotic complexes
- It has successfully passed the test in space as part of the robotic complex «FEDOR» on the ISS
Особенности
- The stator winding compound is resistant to thermal shocks from -60°C to +170°C (on request, electric motors may be manufactured for another version)
- The design of the electric motor allows its installation in products for various purposes
- Operation both under normal conditions and in aggressive environments (water, oil, acids)
- Operation in radiation fields
- The possibility of changing the method of connecting the windings
- High peak torque rating
- Frameless design and hollow rotor
Visual performance
