Description
NEMA 17 hybrid stepping motor suitable for many 3D printer Reprap machines
2-phase with 4-wire bipolar windings.
General Specification:
- Model Number: 42BYGHM809
- Shaft Diameter: 5mm without flat face
- Step Angle: 0.9° (400 step/rev)
- Motor Length: 48 mm
- Rated Current: 1.7 Amps per phase
- Phase Resistance: 1.65 ohms
- Phase Inductance: 4 mH
- Holding Torque: 58 oz-in / 41 N.cm / 4.2 kg.cm
- Detent Torque: 220 g.cm
- Rotor Inertia:68 g.cm2
- Weight: 358g
Wiring:
- Black: A+
- Green:A-
- Red:B+
- Blue:B-
Step angle accuracy: ±5%(full step,no load)
Resistance accuracy: ±10%
Inductance accuracy: ±20%
Temperature rise: 80°C Max(rated current,2 phase on)
Ambient temperature: -20° ~ +50°C
Insulation resistance:100MΩ Min,500VDC
Insulation Strength: 500VAC for one minute
