JUNQI JQ57STH76-2804A Nema23 Stepper Motor 76mm 2Phase 1.89N.m For CNC Milling Machine
| Item | Specification |
| Step Angle | 1.8° |
| Step Angle Accuracy | ±5%(full step, no load) |
| Radial Play | 0.02mm@450g |
| Axial Play | 0.08mm@450g |
| Max.Radial Force | 75N( 20mm from the flange) |
| Max.Axial Force | 15N |
| Dielectric Strength | 600VAC/1S |
| Insulation Resistance | 100MΩ,500VDC |
| Ambient Temperature | -20℃~+50℃ |
| Insulation Class | Class B |
Electrical Specifications:
| Model |
Current/ Phase |
Resistance/ Phase |
Inductance/ Phase |
Holding Torque |
Detent torque |
#of Leads |
Rotor Inertia |
Length | Weight |
| Single shaft | A | Ω | mH | N.m | N.m | # | g-cm² | mm | kg |
| JQ57STH41-2006A | 2.0 | 1.4 | 1.4 | 0.39 | 0.02 | 6 | 120 | 41 | 0.45 |
| JQ57STH41-2804A | 2.8 | 0.7 | 1.4 | 0.55 | 0.02 | 4 | 120 | 41 | 0.45 |
| JQ57STH51-2006A | 2.0 | 1.65 | 2.2 | 0.72 | 0.035 | 6 | 275 | 51 | 0.65 |
| JQ57STH51-2804A | 2.8 | 0.83 | 2.2 | 1.0 | 0.035 | 4 | 275 | 51 | 0.65 |
| JQ57STH56-2006A | 2.0 | 1.8 | 2.5 | 0.9 | 0.04 | 6 | 300 | 56 | 0.7 |
| JQ57STH56-2804A | 2.8 | 0.9 | 2.5 | 1.26 | 0.04 | 4 | 300 | 56 | 0.7 |
| JQ57STH76-2006A | 2.0 | 2.25 | 3.6 | 1.35 | 0.068 | 6 | 480 | 76 | 1.0 |
| JQ57STH76-2804A | 2.8 | 1.13 | 3.6 | 1.89 | 0.068 | 4 | 480 | 76 | 1.0 |
| JQ57STH115-2804A | 2.8 | 2.1 | 10 | 3.0 | 0.1 | 4 | 650 | 115 | 1.8 |
| Above only for representative products, products of special request can be made according to the customer request. |
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Dimensions(mm):
Wiring Diagram:
Pull out torque curve:
Stepper Motor Explosive View:
Motor Application Fields:
Medical: Syringe pump, X ray oncology equipment/ Collimators; CT; Medical bed, Face mask machine; Disability Equipment liquid Analyser; Physiotherapy Equipment; Injection Pump; Blood Analyser ; Biochemical Analyzer; Disability equipment lift
Textile: Embroidery Machines; Flat Knitting Machines;Screen Printing Machines;Spinning Machines;Yarn Preparation Machines.
Industrial Control: CNC; Pick and Place Machines, Carving Machine; Printer; Industrial Analyser; SMT; Engraving and Marking Equipment.
Logistics: Logistic&Storage Equipment ;ConveyorSystem; Conveyor System;Barrier Opening System;Door Opening System.
Household Electrical: Mover;Swimming Pool Cleaner;Coffee Machine; TV System
Office Automation: Printer, 3D Printer
Automobile: Seat Pump; Door System; Air Damper/Mixer; Lamp System
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