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| reprap:anet:a8:steppermotor [2017/03/05 15:28] – lukeskymuh | reprap:anet:a8:steppermotor [2017/03/17 17:30] – frol | ||
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| =====Stepper Motor===== | =====Stepper Motor===== | ||
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| + | The stepper motors used in Anet A8 (as bought in May 2016) are NEMA 17 SL42STH40-1684A produced by Guangzhou Shenglong Motor Co., Ltd. Here is the [[https:// | ||
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| + | The SL42STH40-1684A motor specs are: | ||
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| + | * Step Angle: 1.8° | ||
| + | * Step Angle Accuracy: ±5% (full step, no load) | ||
| + | * Voltage: 2.8V | ||
| + | * Current per phase: 1.68A | ||
| + | * Resistance per phase: 1.65Ω | ||
| + | * Resistance accuracy: ±10% | ||
| + | * Inductance per phase: 3.2mH | ||
| + | * Inductance accuracy: ±20% | ||
| + | * Holding torque: 3.6 Kg·cm (0.4 N·m) | ||
| + | * Moment of inertia: 54 g/cm^2 | ||
| + | * Weight: 0.28 kg | ||
| + | * Orientation torque: 150 g/cm | ||
| + | * Length: 40 mm | ||
| + | * Temperature rise: 80°C max (rated current, 2 phases on) | ||
| + | * Ambient temperature: | ||
| + | * Insulation resistance: 100MΩ min, 500VDC | ||
| + | * Shaft radial play: 0.02 mm max (450g load) | ||
| + | * Shaft axial play: 0.08 mm max (450g load) | ||
| + | * Max. radial force: 28N (20mm from the flange) | ||
| + | * Max. axial force: 10N | ||
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| + | ---- | ||
| + | Here is the old text: | ||
| The anet A8 uses Nema17 size stepper motors generic information about these motors can be found [[http:// | The anet A8 uses Nema17 size stepper motors generic information about these motors can be found [[http:// | ||