70mm Motor Characteristics
| Specification |
Unit |
Value |
| Motor part number | - | 70ZWC20X-1 |
| Stator Outer Diameter | mm | 69±0.037 |
| Rotor Inner Bore | mm | 42+0.039 |
| Number of Slots | - | 18 |
| Number of Pole Pairs | - | 10 |
| Phase Resistance | Ω | 0.16 |
| Phase Inductance | mH | 0.26 |
| Winding Connection Type | - | Star shape |
| Insulation Class | - | F |
| Duty Cycle | - | S2 |
| Feedback Method | - | Hall sensor |
| Commutation Angle | - | 120° |
| Insulation Strength (Dielectric Strength) | - | 500VAC/1mA/1s |
| Insulation Resistance | - | 100 MΩ/500VDC |
| Stator Weight | g | 167.5 |
| Rotor Weight | g | 72 |
| No-Load Speed | RPM | 4350 |
| No-Load Current | A | 0.5(REF) |
| Rated Voltage | VDC | 48 |
| Rated Power | W | 216 |
| Rated Torque | N·m | 0.55 |
| Rated Speed | RPM | 3750 |
| Rated Current | A | 5.4 |
| Torque Constant | Nm/A | 0.109 |
| Back EMF Constant (RMS) | Vrms/Krpm | 8.1 |
| Peak Torque | N·m | 1.65 |
| Peak Current | A | 14.2 |
| Moment of Inertia | g·cm² | 358 |
