Factory selling Size 57mm Hollow Shaft Stepper Motor - Nema 8 (20mm) hollow shaft stepper motors – Thinker

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Our development depends on the advanced equipment, excellent talents and continuously strengthened technology forces for Nema 8 Closed-Loop Stepper Motor, Nema 8 Linear Actuator, Motorized Linear Actuator, Good quality is factory' existence , Focus on customer' demand is the source of company survival and advancement, We adhere to honesty and superior faith working attitude, hunting forward towards your coming !
Factory selling Size 57mm Hollow Shaft Stepper Motor - Nema 8 (20mm) hollow shaft stepper motors – Thinker Detail:

>> Short Descriptions

Motor Type  Bipolar stepper
Step Angle  1.8°
Voltage (V)  2.5 / 6.3
Current (A)  0.5
Resistance (Ohms)  5.1 / 12.5
Inductance (mH)  1.5 / 4.5
Lead Wires  4
Holding Torque (N.m)  0.02 / 0.04
Motor Length (mm)  30 / 42
Ambient Temperature  -20℃ ~ +50℃
Temperature Rise  80K Max.
Dielectric Strength  1mA Max. @ 500V, 1KHz, 1Sec.
Insulation Resistance  100MΩ Min. @500Vdc

>> Certifications

1 (1)

>> 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)

20

2.5

0.5

5.1

1.5

4

2

0.02

30

20

6.3

0.5

12.5

4.5

4

3

0.04

42

>> 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

15N (20mm from flange surface)

Insulation class

Class B (80K)

Max axial load

5N

Ambient temperature

-20℃ ~ +50℃

>> 20HK2XX-0.5-4B motor outline drawing

1 (2)

>> Torque-frequency curve

1 (3)

Test condition:

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

1 (4)

>> About us

Our products are produced with the best raw materials. Every moment, we constantly improve the production programme. In order to ensure better quality and service, we have been focusing on the production process. We have got high praise by partner. We are looking forward to establishing business relationship with you.

Should any of these items be of interest to you, please let us know. We’ll be satisfied to give you a quotation upon receipt of one’s detailed specifications. We have our personal experienced R&D enginners to meet any of one’s requriements, We appear forward to receiving your enquires soon’and hope to have the opportunity to work together with you in the future. Welcome to check out our company.


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Factory selling Size 57mm Hollow Shaft Stepper Motor - Nema 8 (20mm) hollow shaft stepper motors – Thinker detail pictures


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Sticking for the perception of "Creating goods of high quality and making good friends with people today from all around the world", we constantly set the interest of shoppers to begin with for Factory selling Size 57mm Hollow Shaft Stepper Motor - Nema 8 (20mm) hollow shaft stepper motors – Thinker , The product will supply to all over the world, such as: India, Manchester, Paraguay, We have been very responsible for all details on our customers order no matter on warranty quality, satisfied prices, quick delivery, on time communication, satisfied packing, easy payment terms, best shipment terms, after sales service etc. We provide one-stop service and best reliability to our every customers. We work hard with our customers, colleagues, workers to make a better future.
  • The customer service staff's answer is very meticulous, the most important is that the product quality is very good, and packaged carefully, shipped quickly!
    5 Stars By Megan from Slovakia - 2017.04.18 16:45
    Wide range, good quality, reasonable prices and good service, advanced equipment, excellent talents and continuously strengthened technology forces,a nice business partner.
    5 Stars By Michelle from Swiss - 2018.08.12 12:27
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