Technical Parameter
Item | Specifications | |||
Step Angle Accuracy | ±5% (full step, no load) | |||
Resistance Accuracy | ±10% | |||
Inductance Accuracy | ±20% | |||
Temperature Rise | 80°C MAX.(rated current,2 phase on) | |||
Ambient Temperature | -10°C~+50°C | |||
Insulation Resistance | 100MΩMin.@ 500VDC | |||
Dielectric Strength | one minute @ 500VAC·5mA | |||
Shaft Radial Play | 0.06Max. @ 450g | |||
Shaft Axial Play | 0.08Max. @ 450g |
Technical Specification
Model No. | Polar | Rated Voltage | Current/Phase | Resistance/Phase | Inductance/Phase | Holding Torque | #Of leads | Rotor Inertia | Weight | Length | |
V | A | Ω | mH | oz-in | kg·cm | g·cm² | kg | mm | |||
57H028H-0504 | Bipolar | 9.9 | 0.5 | 19.8 | 25 | 50.4 | 3.6 | 4 | 38 | 0.48 | 28 |
57H041H-1564 | 11 | 1.56 | 7.1 | 9 | 56 | 4 | 57 | 0.54 | 41 | ||
57H051H-2804 | 2.4 | 2.8 | 0.85 | 2.2 | 90.3 | 6.5 | 110 | 0.6 | 51 | ||
57H056H-2554 | 2.8 | 2.55 | 1.1 | 3.6 | 117 | 8.4 | 135 | 0.65 | 56 | ||
57H076H-3304 | 2.7 | 3.3 | 0.8 | 3 | 175 | 12.5 | 200 | 0.95 | 76 |
Features of Round 57H NEMA23 2Phase 1.8°
High precision, smooth running, low noise
Application for Round 57H NEMA23 2Phase 1.8°
Textile industry: Flat knitting machine, circular knitting machine, bobbin winder
Industrial automation industry: Semiconductor testing equipment, winding machine, stripping machine
Bank equipment: ATM
Water treatment industry: Screw pump
Medical industry: Biochemical analyzer, blood cell analyzer
Advertising industry: Laser machine, engraving machine, marking machine, inkjet printer
Others: Metro fare collection system, etc.