EMP - B12-30-17
Specifications
- Type: Inrunner
- Weight: 17.00g (0.60oz)
- Diameter: 12.00mm (0.47in)
- Length: 30.00mm (1.18in)
- Shaft Diameter: 1.50mm (0.06in)
- Maximum Amps: 4
Constants
- kV: 4050
- Rm: 1.14
- Io: 0.45
Io Test Data
Dr Kiwi test results
| Volts | Amps | RPM |
|---|---|---|
| 7 | 0.45 | 26080 |
| 8 | 0.45 | 30040 |
| 10 | 0.45 | 38100 |
Test Data
Dr Kiwi test results
| Propeller | Gear Ratio | Volts | Amps | Watts | RPM | Speed (mph) | Thrust (g) | Thrust (oz) | RPM as % of Kv*V |
|---|---|---|---|---|---|---|---|---|---|
| GWS EDF40 x6 2x3 | 1 | 7 | 1.3 | 9 | 22650 | 42.9 | 34 | 1.20 | 80% |
| GWS EDF40 x6 2x3 | 1 | 7.4 | 1.4 | 10 | 24000 | 45.5 | 38 | 1.34 | 80% |
| GWS EDF40 x6 2x3 | 1 | 7.9 | 1.5 | 11 | 25560 | 48.4 | 42 | 1.48 | 80% |
| GWS EDF40 x6 2x3 | 1 | 8.9 | 1.8 | 16 | 28270 | 53.5 | 53 | 1.87 | 78% |
| GWS EDF40 x6 2x3 | 1 | 9.9 | 2.05 | 20 | 30800 | 58.3 | 63 | 2.22 | 77% |
| GWS EDF40 x6 2x3 | 1 | 10.9 | 2.35 | 25 | 33360 | 63.2 | 74 | 2.61 | 76% |
| GWS DD 3x2 | 1 | 7 | 2.3 | 16 | 17910 | 33.9 | 73 | 2.57 | 63% |
| GWS DD 3x2 | 1 | 7.4 | 2.5 | 18 | 18690 | 35.4 | 80 | 2.82 | 62% |
| GWS DD 3x2 | 1 | 7.9 | 2.7 | 21 | 19500 | 36.9 | 88 | 3.10 | 61% |
| GWS DD 3x2 | 1 | 8.9 | 3.15 | 28 | 21150 | 40.1 | 104 | 3.67 | 59% |
| GWS DD 3x2 | 1 | 9.9 | 3.55 | 35 | 22440 | 42.5 | 118 | 4.16 | 56% |
| GWS DD 3x2 | 1 | 10.9 | 3.95 | 43 | 23520 | 44.5 | 131 | 4.62 | 53% |
| GWS HD 8x4 | 7 | 7 | 0.9 | 6 | 3480 | 13.2 | 59 | 2.08 | 86% |
| GWS HD 8x4 | 7 | 7.9 | 1 | 7 | 3960 | 15.0 | 78 | 2.75 | 87% |
| GWS HD 8x4 | 7 | 9 | 1.15 | 10 | 4470 | 16.9 | 99 | 3.49 | 86% |
| GWS HD 8x4 | 7 | 10 | 1.3 | 13 | 4920 | 18.6 | 125 | 4.41 | 85% |
| GWS HD 8x4 | 7 | 10.9 | 1.45 | 15 | 5370 | 20.3 | 148 | 5.22 | 85% |
| GWS HD 9x5 | 7 | 7 | 1.2 | 8 | 3270 | 15.5 | 98 | 3.46 | 81% |
| GWS HD 9x5 | 7 | 8 | 1.45 | 11 | 3690 | 17.5 | 128 | 4.52 | 80% |
| GWS HD 9x5 | 7 | 9 | 1.7 | 15 | 4110 | 19.5 | 160 | 5.64 | 79% |
| GWS HD 9x5 | 7 | 9.9 | 1.95 | 19 | 4500 | 21.3 | 190 | 6.70 | 79% |
| GWS HD 9x5 | 7 | 10.9 | 2.25 | 24 | 4860 | 23.0 | 223 | 7.87 | 77% |
| GWS HD 10x6 | 7 | 7 | 1.5 | 10 | 3060 | 17.4 | 128 | 4.52 | 76% |
| GWS HD 10x6 | 7 | 7.9 | 1.85 | 14 | 3450 | 19.6 | 161 | 5.68 | 75% |
| GWS HD 10x6 | 7 | 8.9 | 2.15 | 19 | 3780 | 21.5 | 194 | 6.84 | 73% |
| GWS HD 10x6 | 7 | 10 | 2.5 | 25 | 4110 | 23.4 | 230 | 8.11 | 71% |
| GWS HD 10x6 | 7 | 10.9 | 2.85 | 31 | 4380 | 24.9 | 264 | 9.31 | 69% |
| GWS HD 11x7 | 7 | 6.9 | 2 | 13 | 2760 | 18.3 | 162 | 5.71 | 69% |
| GWS HD 11x7 | 7 | 7.9 | 2.4 | 18 | 3060 | 20.3 | 200 | 7.05 | 67% |
| Propeller | Gear Ratio | Volts | Amps | Watts | RPM | Speed (mph) | Thrust (g) | Thrust (oz) | RPM as % of Kv*V |
| GWS HD 11x7 | 7 | 8.9 | 2.8 | 24 | 3330 | 22.1 | 237 | 8.36 | 65% |
| GWS HD 11x7 | 7 | 9.9 | 3.2 | 31 | 3540 | 23.5 | 275 | 9.70 | 62% |
| GWS HD 11x7 | 7 | 10.9 | 3.55 | 38 | 3780 | 25.1 | 309 | 10.90 | 60% |
Comments
Dr Kiwi on 2010-12-22 10:43:18
This is a 2-pole motor
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