28LT12 Brushed DC Motor
Portescap
Brushed DC Motor
The 28LT12 is a cost efficient solution for applications requiring
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| Winding | unit | 28LT12-219.49 | 28LT12-416E.49 |
|---|
| Diameter | mm |
28 |
28 |
|---|
| Nominal Voltage | Volt |
18.0 |
32.0 |
|---|
| No-Load Speed | rpm |
7,860 |
7,345 |
|---|
| No-Load Current | mA |
65.0 |
35.0 |
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| Terminal Resistance | Ω |
6.2 |
19.9 |
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| Output Power | W |
19.0 |
20.0 |
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| Stall Torque | mNm |
63.00 |
65.00 |
|---|
| Efficiency | % |
72 |
73 |
|---|
| Speeds up to | rpm |
12,000 |
12,000 |
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| Torque up to | mNm |
23.00 |
24.00 |
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| Current up to (thermal limits) | Amp |
1.13 |
0.63 |
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| Back-EMF Constant | mV/rpm |
2.24 |
4.26 |
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| Torque Constant | mNm/A |
21.4 |
40.7 |
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| Motor Regulation | 10³/Nms |
13 |
12 |
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| Friction Torque | mNm |
1.39 |
1.42 |
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| Rotor Inductance | µH |
500 |
2,400 |
|---|
| Mechanical Time Constant | ms |
14.0 |
21.0 |
|---|
| Rotor Inertia | gcm² |
10.700 |
17.800 |
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| Thermal Resistance | C/W |
5/12 |
5/12 |
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| Thermal Time Constant | C/W |
27/760 |
27/760 |
|---|
| Operating Temperature Range: Motor | °C |
-30C to 85C |
-30C to 85C |
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| Operating Temperature Range: Rotor | °C |
155C |
155C |
|---|
| Weight | g |
135.0 |
135.0 |
|---|
