Item Specifications Step Angle 0.72íp or 0.36íp Step Angle Accuracy í+5% (full step, no load) Resistance Accuracy í+10% Inductance Accuracy í+20% Temperature Rise 80ípC Max.(rated current,2 phase on) Ambient Temperature -20ípC~+50ípC Insulation Resistance 100M ª+ Min. ,500VDC Dielectric Strength 500VAC for one minute Shaft Radial Play 0.02Max. (450 g-load) Shaft Axial Play 0.08Max. (450 g-load) Max. radial force 220N ( 20mm from the flange ) Max. axial force 60N Insulation Class B