Technical Parameters Technical Specifications Model Voltage (VAC) Current (A) Torque (Nm) Weight (kg) Motor Length (mm) M220AIS315 – 96 – C070015 – 5 – B1 96 152 70 315.5 M220AIS363 – 96 – C095515 – 5 – B1 96 178 95.5 363.5 M220AIS473 – 96 – C236015 – 5 – B1 96 236 127 473 Motor Model M220AIS315 – 96 – C070015 – 5 – B1 M220AIS363 – 96 – C095515 – 5 – B1 M220AIS473 – 96 – C236015 – 5 – B1 Motor Dimensions (mm) 315.5±2 363.5±2 473±2 Encoder Model SRMA46 – M16S17BIT – SYH – C – 5V SRMA46 – M16S17BIT – SYH – C – 5V SRMA46 – M16S17BIT – SYH – C – 5V Rated Power (kW) 11 15 20 Rated Voltage (V) 96VDC 96VDC 96VDC Rated Current (A) 152 178 236 Rated Speed (rpm) 1500 1500 1500 Rated Torque (Nm) 70 95.5 127 Peak Torque (Nm) 140 191 254 Back-EMF (V/krpm) 28.4±10 % 32.8±10 % 33±10 % Torque Constant (Nm/a) 0.47 0.55 0.55 Winding Resistance (Ohm) 5.3±10 % 5.3±10 % TBD±10% Winding Inductance (mH) 0.093±20 % 0.093±20 % TBD±20% Electrical Constant (MS) 17 17 TBD Wiring Method Y Y Y Insulation Class F F F Protection Class IP65 (except shaft and terminal box) IP65 (except shaft and terminal box) IP65 (except shaft and terminal box) Number of Pole Pairs 5 5 5 Features / Technical Specifications Series: 220mm DC Servo Motor and Driver Models: M220AIS315, M220AIS363, M220AIS473 Voltage: 96VDC Rated Power: 11kW, 15kW, 20kW Rated Speed: 1500 rpm Rated Torque: 70Nm, 95.5Nm, 127Nm Peak Torque: 140Nm, 191Nm, 254Nm Encoder Model: SRMA46 – M16S17BIT – SYH – C – 5V Insulation Class: F Protection Class: IP65 (except shaft and terminal box) Number of Pole Pairs: 5 Wiring Method: Y Motor Lengths: 315.5mm, 363.5mm, 473mm