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Technical Parameter
Model Current
/Phase Resistance
/Phase Inductance
/Phase Holding Tprque # of Leads Rotor Inertia Weight Length
Single
Shaft Double
Shaft A O mH kg-cm g-cm2 kg mm
YSD243-1A YSD243-1B 0.95 4.2 2.5 1.6 6 35 0.22 34
YSD244-1A YSD244-1B 1.2 3.3 3.2 2.6 6 54 0.28 40
YSD245-1A YSD245-1B 1.2 3.3 2.8 3.17 6 68 0.35 48
YSD246-1A YSD246-1B 1.2 6 7 6.5 6 102 0.5 60
Specifications
Ltem Technical Parameter
Step Angle 1.8°
Step Angle Accuracy ±5%(full step,no load)
Resistance Accuracy ±10%
Inductance Accuracy ±20%
Temperature Rise 80? Max(rated current,2phase on)
Ambient Temperatuer -20?~+50?
Insulation Resistance 100M O Min 500VDC
Dielectric Strength 500V AC for one minute
Shaft Radial Play 0.02 Max(450g load)
Shaft Axial Play 0.08 Max(450g load)
Max.radial force 28N(20mm from the flange)
Max.axial force 10N