closed loop vector control frequency inverters Built-in PID feedback controller. Parameters copy function. NEMA Rating: NEMA 1- IP20 (IP65 is customized). This high performance V6-H frequency inverters can meet the demands of printing, lifting, crane, papermaking, chemical fiber, elevator, mill, packaging and other high-end industrial applications. Available voltage range: 380 VAC - 480 VAC (323 VAC - 528 VAC): 380 V, 400 V, 415 V, 440 V, 460 V, 480 V Vector Control 1: (enhanced V/F control) Offering excellent vector control performance and insensitive to motor parameters. Startup torque: 0.50Hz 180% rated torque (high torque at low frequency) Speed adjustment range: 1:100 Speed stabilization precision: +- 0.5% 0.50Hz controllable motor stable operation with 150% rated torque. Vector Control 2 (Without encoder speed feedback, sensorless vector control): Precise speed sensorless vector control technology realizes AC motor decoupling, enabling the DC motorization of operation control. Startup torque: 0.25Hz 180% rated torque (large torque at low frequency) Speed adjustment range: 1:200 Speed stabilization precision: +- 0.2% 0.25Hz controllable motor stable operation with 150% rated torque. Vector Control 2 (with encoder speed feedback, closed loop vector control): Startup torque: 0.00Hz 180% rated torque (large torque at low frequency) Speed adjustment range: 1:1000 Speed stabilization precision: +- 0.02% Open Loop Torque Control Mode: Independent current loop control to realize true torque control, supporting online switching of torque control and speed control. Torque precision: +-5% Torque response time: <20ms Closed Loop Torque Control Mode: Independent current loop control to realize true torque control, supporting online switching of torque control and speed control. Torque precision: +-5% Torque response time: <10ms Applications: agricultural water distribution, agricultural water intake, agricultural water treatment, food and beverage, biofuel, commercial buildings, HVAC, machine tools (lathe, rotary cutting machine, linear cutting machine, spindle control, milling machine), centrifuge, elevator, escalator, industrial fan and pump, mining, minerals, cement, petrochemical, packaging and material handling, hotels, marine, office building, ...