Factory selling Size 57mm Hollow Shaft Stepper Motor - Nema 11 (28mm) hollow shaft stepper motors – Thinker

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Our mission is to become an innovative supplier of high-tech digital and communication devices by providing value added design, world-class manufacturing, and service capabilities for Nema 24 Closed-Loop Stepper Motor, Nema 17 Acme Lead Screw Stepper Motor, Size 60mm Acme Lead Screw Stepper Motor, Our merchandise delight in excellent popularity among our buyers. We welcome consumers, business enterprise associations and good friends from all components with the globe to make contact with us and seek out cooperation for mutual rewards.

Factory selling Size 57mm Hollow Shaft Stepper Motor - Nema 11 (28mm) hollow shaft stepper motors – Thinker Detail:

>> Short Descriptions

Motor Type	Bipolar stepper
Step Angle	1.8°
Voltage (V)	2.1 / 3.7
Current (A)	1
Resistance (Ohms)	2.1 / 3.7
Inductance (mH)	1.5 / 2.3
Lead Wires	4
Holding Torque (N.m)	0.05 / 0.1
Motor Length (mm)	34 / 45
Ambient Temperature	-20℃ ~ +50℃
Temperature Rise	80K Max.
Dielectric Strength	1mA Max. @ 500V, 1KHz, 1Sec.
Insulation Resistance	100MΩ Min. @500Vdc

>> Certifications

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>> Electrical Parameters

Motor Size

Voltage/

Phase

(V)

Current/

Phase

(A)

Resistance/

Phase

(Ω)

Inductance/

Phase

(mH)

Number of

Lead Wires

Rotor Inertia

(g.cm²)

Holding Torque

(N.m)

Motor Length L

(mm)

2.1

1.5

0.05

3.7

2.3

0.1

>> General technical parameters

Radial clearance	0.02mm Max (450g load)	Insulation resistance	100MΩ @500VDC
Axial clearance	0.08mm Max (450g load)	Dielectric strength	500VAC, 1mA, 1s@1KHZ
Max radial load	20N (20mm from flange surface)	Insulation class	Class B (80K)
Max axial load	8N	Ambient temperature	-20℃ ~ +50℃

>> 28HK2XX-1-4B motor outline drawing

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>> Torque-frequency curve

1 (3)

Test condition:

Chopper drive, no ramping, half micro-stepping, drive voltage 24V

1 (4)

>>About us

Please feel cost-free to send us your specifications and we’ll respond to you asap. We’ve got a professional engineering team to serve for the every single detailed needs. Free samples may be sent for you personally to know far more facts. So that you can meet your desires, please really feel cost-free to contact us. You could send us emails and call us straight. Additionally, we welcome visits to our factory from all over the world for much better recognizing of our corporation. In our trade with merchants of several countries, we often adhere to the principle of equality and mutual advantage. It is our hope to market, by joint efforts, both trade and friendship to our mutual benefit. We look forward to getting your inquiries.

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Being supported by an innovative and experienced IT team, we could present technical support on pre-sales & after-sales service for Factory selling Size 57mm Hollow Shaft Stepper Motor - Nema 11 (28mm) hollow shaft stepper motors – Thinker , The product will supply to all over the world, such as: Cannes, Canada, Qatar, We integrate all our advantages to continuously innovate, improve and optimize our industrial structure and product performance. We will always believe in and work on it. Welcome to join us to promote green light, together we will make a better Future!

Hollow Shaft Stepper