Description
Planetary Gearbox Series
| Parameter | Unit | B1020N03-85-3.7 |
|---|---|---|
| Voltage | V | 3.7 |
| Terminal resistance | Ω | 6.2 |
| No-load speed | rpm | 8500 |
| No-load current | mA | 70 |
| Stall torque | mNm | 1.9 |
| Stall current | mA | 600 |
| Load torque | mNm | 1 |
| Load speed | rpm | 4300 |
| Load current | mA | 350 |
| Max. output power | W | 0.4 |
| Max. efficiency | % | 43 |
| Back-EMF constant | mV/rpm | 0.38 |
| Torque constant | mNm/A | 3.67 |
| Speed/torque gradient | rpm/mNm | 4474 |
| Rotor inertia | gcm² | 0.06 |
| Weight | g | 6.8 |
| Operating temperature range | °C | -10~+80 |
Gearbox Characteristics
Gearbox Characteristics
| Gearbox stages | Unit | 1 | 2 | 3 | 4 | 5 | 6 |
|---|---|---|---|---|---|---|---|
| Reduction ratio | — | 4 | 16 | 64 | 256 | 1024 | 4096 |
| Max. rated torque | mNm | 5 | 10 | 30 | 40 | 50 | 60 |
| Max. momentary torque | mNm | 15 | 30 | 90 | 120 | 150 | 180 |
| Length（L） | mm | 11.7 | 14.8 | 17.9 | 21 | 24.1 | 27.2 |
| Shell material | — | Metal | – | – | – | – | – |
| Gear processing technology | — | Metal injection | – | – | – | – | – |
Applications
medical equipment
scientific instruments
industrial equipment
Technical specifications are for guidance only, as the individual drives and motors are configured for specific applications. Subject to technical and visual changes.