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57BL-Brushless DC Motor
| Winding connection (绕组形式): | STAR |
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| Sensor position (传感器电角度): | 120º | |
| Insulation (绝缘等级): | Class B | |
| Ambient temperature (环境温度): | -20ºC~+50ºC | |
| Insulation resistance (绝缘阻抗): | 100MΩ Min.500V DC | |
| Dielectric strength (绝缘介电强度): | 500V AC 1minute | |
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| Model | 57BL01 | 57BL02 | 57BL03 | 57BL04 | 57BL05 | 57BL06 | |
| Rated torque (保持力矩) | Nm | 0.057 | 0.11 | 0.165 | 0.22 | 0.33 | 0.44 |
| Rated power (输出功率) | Watts | 15 | 34 | 52 | 69 | 103 | 138 |
| Peak torque (峰值转矩) | Nm | 0.18 | 0.38 | 0.58 | 0.8 | 1.2 | 1.6 |
| Peak current (峰值电流) | Amps | 2.7 | 6.8 | 10 | 13.2 | 19.8 | 25.8 |
| Phase resistance (线电阻) | Ohm | 3.6 | 1.2 | 0.9 | 0.65 | 0.5 | 0.35 |
| Phase inductance (线电感) | mH | 2.6 | 2.2 | 1.3 | 1.1 | 0.6 | 0.5 |
| Torque constant (转矩常数) | Nm/Amp | 0.074 | 0.059 | 0.06 | 0.062 | 0.062 | 0.063 |
| Back EMF (反电势) | V/krpm | 7.75 | 6.2 | 6.3 | 6.5 | 6.5 | 6.6 |
| Rotor inertia (转动惯量) | g.cm2 | 32 | 42 | 58 | 72 | 106 | 140 |
| Body length L(机身长度) | mm | 37 | 47 | 57 | 67 | 87 | 107 |
| Weight (重量) | Kg | 0.43 | 0.5 | 0.67 | 0.75 | 1 | 1.25 |
| Rated Speed (额定转速) | RPM | 2500 | 3000 | ||||
| Rated voltage(额定电压) | VDC | 24 | |||||
| Number of poles (磁极数) | 4 | Number of phase (相数) | 3 | ||||