57系列两相步进电机通用规格步距精度+5%(整步、空载)温升80°CMax环境温度-10°C--+50°C绝缘电阻100MΩmin.500VDC耐压500VACforoneminute径向跳动0.06Max.(450g-load)轴向跳动0.08max.(450g-load)技术规格ModelNo.相数步距角保持转矩额定电流相电感相电阻引线数量转子惯量***转矩电机重量机身长(°)N.MAmHOhmg.cm2Kg.cmKgmm57HS0421.80.42.01.41.461350.220.44157HS0621.80.62.01.81.481460.420.65557HS0921.80.92.81.20.882600.40.65457H***0920.90.82.02.51.882600.380.65457HS1321.81.32.82.11.084600.71.07657HS2221.82.24.01.80.884600.71.181*以上仅为代表性产品,57HS22电机的轴经为8mm外形尺寸引线接法接线图)