21V 40V DC High Efficiency Coreless Motor Spec Sheet
Coreless BLDC Motor Typical Applications: Steering Gear, Intelligent Robot
| Motor model | NFP-3270RB-A | NFP-3270RB-D |
|---|---|---|
| Nominal voltage | 21V DC | 40V DC |
| No-load speed | 15,000rpm | 15,500rpm |
| No-load current | 440mA | 190mA |
| Nominal speed | 13,275rpm | 13,800rpm |
| Nominal torque | 100mNm | 100mNm |
| Nominal current | 8.17A | 4.37A |
| Stall torque | 887mNm | 966mNm |
| Stall current | 67.74A | 40A |
| Max efficiency | 85% | 87% |
| Terminal resistance | 0.31Ω | 1Ω |
| Torque constant | 13.11mNm/A | 24.16mNm/A |
| Speed constant | 714rpm/V | 388rpm/V |
Long Wears Life DC Brushless Motor Key Features
| Key feature | Data |
|---|---|
| Ambient temperature | -10℃-40℃ |
| Max permissible winding temperature | 120℃ |
| Max permissible speed | 20,000rpm |
| Number of the pole pairs | 1 |
| Number of the phase | 3 |
| Weight | 225g |
Long Lifetime Brushless Coreless Motor Mechanical Dimension
| Terminals’ definition | / |
|---|---|
| PIN1-PIN3 | Motor winding C B A |
| PIN4 | GND |
| PIN5-PIN7 | Sensor HC |
| PIN8 | VCC |
Coreless Brushless DC Motors NFP-3270RB-A Graph
