Powtech High Quality DC AC 630kw Vector Control Frequency Inverter Product Description Quick Detail: Size : 1650/480/830 MM Frequency Range : 0~400hz Warranty Period : 24 month Control system: based on the DSP high-performance vector control Way of control : V/F control, open-loop magnetic flux vector control , PG vector control Description: 1. Using DSP as the core of control unit to achieve high-speed high-performance control; 2. Way of speed control: SVC, VC, V/F control, torque control; 3. Automatically idendtify the motor parameters, intelligent adjustment to the best control mode; 4. Deard time compensation and automatic slip compensation function, low frequency 0.25HZ can be achieved under sensorless vector control; 5. Simple PLC function can realize up to 16 segments speed and 4 segments acceleration control; 6. One key to shuttle keyboard, swirling free, two way custom button with the demand for expansion; 7. Multi-language, humanization display menu, highlighted OLED+LED simultaneous display 3 groups of state parameters; 8. Keyboard is hot-pluggable and can store/copy 4 groups of operating parameter programs; 9. Powerful communications function which can support standard to support standard RS485 and Modbus, meanwhile providing remote keyboard control; 10. Dual analog input, custom control mode, free combination of control factors; 11. Short-circuit protection, more safer and more stable; 12. New thermal management structure, unique duct design and thermostat heat agencies, allow the product to run more stable and longer; 13. Standards EMC design to minimize pollution for power; 14. All strengthened PCB coating working well in kinds of environments. Specification: Item Standard Power supply Level of voltage frequency Single phase 200~240V, 50/60Hz three phase 200~240V,50/60Hz three phase 380~415V, 50/60Hz three phase 440~460V,50/60Hz three phase 575V,50/60Hz three phase 660V, 50/60Hz three phase 1140V, 50/60Hz Lifting function of automatic torque Torque control for low frequency (1Hz) and great output in the control method of V/F Control on accelerating and decelerating Setting method for subsections of accelerating and decelerating S curve; the longest operation time 9600 h Image resolution of frequency setting Figure: 0.01Hz(below300Hz),0.1Hz( above300Hz) simulation: 0.05Hz / 60Hz Frequency accuracy Common difference of speed control 0.01%(25°C±10°C) Accuracy of speed stabilizing (accuracy of speed control) Vector control for flux with open loop:≤±0.5% (rated synchronous speed) DC braking DC braking frequency :0.0Hz~maximum frequency, braking tine: 0.0~36.0 second,current value for braking movement: 0.0%~100.0% Electronic control Range of jog frequency :0.00Hz~maximum frequency; Acceleration and deceleration time of jog: 0.0s~3600.0s Operation on multi sections Realize the maximum operation of 16 sections via control terminals Build-in PID Realize closed-loop control system with process control conveniently: Automatic voltage regulation (AVR) Automatically make the output voltage constant when the network voltage changes Working Environment Environment temperature -10°C~40°C( environment temperature is among 40°C~50°C; please use it with derating) Storage temperature -20°C~65°C Application place Indoor, without sunlight or corrosivity, explosive gas or water vapor, dust, combustible gas, oil mist, water vapor, dropping water or salinity Cooling method Forced cooling and natural air cooling Application : Metallurgy, petroleum, chemical, textile, electric power, building materials, coal, medicine, food, paper,plastics, printing and dyeing, lifting, cable, washing, water supply, heating and ventilation, sewage treatment and other industries, machinery and equipment for: Drawing machines, blenders, cutting machine,winding machinery, compressors, air pumps, grinders, conveyors, hoist, centrifuges and various speed control machinery. Our Powtech frequency inverters use on Chinese Daqing oilfield mine hoist Competitive Advantage: 1. Most of the components are imported from famous brands,such as Mitsubishi, Infineon, Avago,Texas Instruments,Siemens,Tamura,NSK,ETC. 2. Non-standard inverters also can be designed for your requirement. 3. Superior quality and competitive price. 4. R&D department has gained many software patents.