♦Step accuracy:±5%(synchronizing, no-load); ♦Temperature rise:80℃Max; ♦Ambient temperature:-10℃—+50℃; ♦Insulation resistance:100MΩmin.500VDC; ♦Voltage resistance:500VACfor one minute; ♦Radial runout:0.06Max.(450g-load); ♦Axial runout:0.08Max.(450g-load).