... 2)+/-0.1% (close-loop vector control with PG)Torque response< 10ms (sensor-less vector control without PG 1 & 2)< 5ms (close ... -loop vector control with PG)Torque control accuracy +/-7.5% (sensor-less vector control without PG 2) +/-5% ( ... weak magnetic control, high-precision torque restraint, V/f separated control, torque control without PG, torque control with PG, two encoder signal ...