Closed loop vector control and torque control frequency inverter

Superb closed loop vector control (field-oriented control) frequency inverter, optimized software and hardware design
 
SHENZHEN, China - Aug. 5, 2013 - PRLog -- V6-H series superb closed loop vector control (field-oriented control) frequency inverter (http://www.ecodrivecn.com/V6-H-torque-control-drive.htm) is based on high performance vector control and torque control technology, modular software and hardware features. 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 mode)
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):
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 mode):
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 (http://www.ecodrivecn.com/show/machine-tool.htm), milling machine (http://www.ecodrivecn.com/show/milling-machine.htm)), centrifuge, elevator, escalator, industrial fan and pump, mining, minerals, cement, petrochemical, packaging and material handling, hotels, marine, office building, ... 
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