Parameter Value Product Range Lexium BCH2 / Lexium 28 series Product/Component Type Brushless servo motor Motor Flange Size 180 mm (Asian standard flange) Nominal Power 4.5 kW (4500 W) Rated Supply Voltage [Us] 220 V AC Nominal Speed 3000 rpm Maximum Mechanical Speed 3000 rpm Nominal Torque 4.77 N.m / 28.65 N.m (stall torque) Peak Stall Torque 71.62 N.m (maximum output torque) Continuous Stall Torque 28.65 N.m Continuous Stall Current 19.68 A Rated Current 7 A / 57.6 A RMS Encoder Type 20-bit single-turn absolute encoder Feedback Type Absolute encoder Holding Brake Without Shaft End Keyed with oil seal Shaft Diameter 35 mm Shaft Length 79 mm IP Degree of Protection IP65 / IP50 and IP65 rated Electrical Connection MIL connector (straight) Type of Cooling Natural convection Motor Length 235 mm / 314 mm Width 180 mm Depth 245 mm Overall Dimensions (L x W x D) 235 mm x 180 mm x 245 mm / 314 x 180 x 245 mm Net Weight 23.64 kg Centring Collar Diameter 114.3 mm Centring Collar Depth 4 mm Circle Diameter of Mounting Holes 200 mm Mounting Hole Spacing 4.500" (114.30 mm) Number of Mounting Holes 4 Ambient Air Temperature (Operation) -20...40 °C Product Compatibility Lexium 28 and Lexium 26D servo drives (4.5kW 220V three phase) Insulation Class Class F Product Certifications Green Premium, RoHS compliant