| Sewoo Linear Motor - Coreless Type / SWL-DMI Series |
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| Basic Specifications |
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Rating Condition : Continuous
Voltage Endurance : AC1500V for 1 Min.
Insulation Resistance : DC500V, 10M
Operating Temperature : 10~40℃
Humidity : 20~80%
Coil Insulation Class : F Class (155℃)
Hall Effect Device : Optional
Power Supply Requirement : Trapezoidal or Sinusoidal Signal 3-phase Brushless Amplifier
Air cooling available at no extra cost
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| Performance Specifications |
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| Model |
Unit |
SWL-DMI20 |
SWL-DMI30 |
SWL-DMI40 |
SWL-DMI50 |
| Continuous Force |
[ N ] |
24.7 |
37 |
49.4 |
61.7 |
| Max. Force |
[ N ] |
74.1 |
111.1 |
148.2 |
185.2 |
| Continuous Current |
[ Arms ] |
1.3 |
1.3 |
1.3 |
1.3 |
| Max. Current |
[ Arms ] |
3.9 |
3.9 |
3.9 |
3.9 |
| Electrical Power |
[ W ] |
245.5 |
245.5 |
245.5 |
245.5 |
| Power Loss |
[ W ] |
26.3 |
39.5 |
52.7 |
65.8 |
| Resistance (Line toLine) |
[ Ω ] |
10.39 |
15.59 |
20.78 |
25.98 |
| Inductance (Line toLine) |
[ mH ] |
3.95 |
5.93 |
7.91 |
9.89 |
| Force Constant (Kf) |
[ N/Arms ] |
19.00 |
28.46 |
38.00 |
47.46 |
| Back EMF Constant (Ke) |
[ V/(m/sec)] |
6.78 |
10.17 |
13.56 |
16.95 |
| Motor Constant |
[ N/W^½ ] |
4.7 |
7.1 |
9.5 |
11.8 |
| Electrical Time Constant |
[ msec ] |
0.38 |
0.38 |
0.38 |
0.38 |
| POLE Pitch |
[ mm ] |
24.0 |
24.0 |
24.0 |
24.0 |
| Normal Force |
[ N ] |
0 |
0 |
0 |
0 | |
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| Force vs. Velocity Characteristics |
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| Mechanical Dimensions |
Unit : mm |
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| Mover |
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| COIL |
L |
N |
F |
Weight(kg) |
| SWL-DMI20 |
115 |
2 |
6 |
0.25 |
| SWL-DMI30 |
163 |
3 |
8 |
0.35 |
| SWL-DMI40 |
211 |
4 |
10 |
0.45 |
| SWL-DMI50 |
259 |
5 |
12 |
0.56 | |
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| Stator |
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| MAGNET |
Z |
M |
G |
Weight(kg) |
| SWL-DMI96 |
96 |
1 |
2 |
7.9/m |
| SWL-DMI144 |
144 |
2 |
3 |
| SWL-DMI192 |
192 |
3 |
4 |
| SWL-DMI240 |
240 |
4 |
5 |
| SWL-DMI288 |
288 |
5 |
6 |
| SWL-DMI336 |
336 |
6 |
7 |
| SWL-DMI384 |
384 |
7 |
8 |
| SWL-DMI432 |
432 |
8 |
9 |
| SWL-DMI480 |
480 |
9 |
10 | |
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