Stepper Motor: Unipolar/Bipolar, 200 Steps/Rev, 57x56mm, 7.4V, 1 A/Phase

PololuSKU: EXP-R25-206

Price:
Sale price38,36 €

excl. VAT plus Versand

Stock:
Only 1 unit left

Manufacturer article number: 1472
Customs tariff number: 85011099
Country of origin: CN

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Description

This high-torque hybrid stepping motor has a 1.8° step angle (200 steps/revolution). Each phase draws 1 A at 7.4 V, allowing for a holding torque of 9 kg-cm (125 oz-in). The motor has six color-coded wires terminated with bare leads that allow it to be controlled by both unipolar and bipolar stepper motor drivers. When used with a unipolar stepper motor driver, all six leads are used. When used with a bipolar stepper motor driver, the center-tap yellow and white wires can be left disconnected (the red-blue pair gives access to one coil and the black-green pair gives access to the other coil). We recommend using it as a bipolar stepper motor.

Our 6.35mm universal mounting hub can be used to mount objects on the stepper motor?s 6.35mm diameter output shaft.

Specifications
  • Size: 56.4 mm square × 56 mm, not including the shaft (NEMA 23)
  • Weight: 0.7 kg (25 oz)
  • Shaft diameter: 1/4? (6.35 mm) ?D?
  • Steps per revolution: 200
  • Current rating: 1 A per coil
  • Voltage rating: 7.4 V
  • Resistance: 7.4 Ohm per coil
  • Holding torque: 9 kg-cm (125 oz-in)
  • Inductance: 10 mH per coil
  • Lead length: 30cm

Dimensions
The following diagram shows the stepper motor dimensions in mm. The output D-shaft has a 0.25? (6.35 mm) diameter with a section that is flattened by 0.5 mm (note: the diagram below incorrectly lists this flattened width as 6 mm when it is really 5.85 mm). This shaft works with our 1/4? universal mounting hub.

Stepper Motor Applications
Stepper motors are generally used in a variety of applications where precise position control is desirable and the cost or complexity of a feedback control system is unwarranted. Here are a few applications where stepper motors are often found:
  • Printers
  • CNC machines
  • 3D printer/prototyping machines
  • Laser cutters
  • Pick and place machines
  • Linear actuators
  • Hard drives

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Additional information

Customs tariff number:
85011099

Country of origin:
CN

This depends on where you are located. Once the order has been handed over to UPS, the delivery time in Germany is approx. 2-3 days, within Europe approx. 1 week.

We dispatch our articles with our shipping partner UPS.

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info@exp-tech.de

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