Superb flux vector control (field oriented control) 690VAC - 790VAC frequency inverters (VSD drives, VFD drives).

Built-in PID feedback for closed loop control.
Built-in parameter copy function from one drive to another.

Simple introduction:
Three phase;
voltage range: 690V ~ 790V;
voltage fluctuation: <= 3% (587V - 793V);
input frequency: 50Hz/60Hz, frequency fluctuation: +-5%;
output frequency: 0.00~300.00Hz. Remark: 0.0~3000.0Hz can be customized;
Power rating: 15 KW ~ more than 3000 KW (20 hp to more than 4000 hp);
overload capability: 150% for 1 minute, 180% for 10 seconds, 200% for 0.5 second;
2-way RS485 communication ports support Modbus protocol (RTU);
Common DC bus is supported for several drives;
Independent duct: the full series adopts independent duct design and supports the installation of heatsink outside the cabinet;
cool method: forced air cooling;
protection class: IP20 (IP65 is optional);

Functions for reference:
Excellent control performance for sensorless vector control, suitable for different kinds of reciprocating Equipments, such as CNC machine tools (CNC machining center, CNC lathe, grinding machine, engraving and milling machine, CNC mill, milling machines), fountain control, knitting machine, Jacquard.

Run stably without tripping, specially suitable for some heavy duty equipments, such as energy saving renovation construction of injection moulding machines, crane and lifting equipment, numerical control machine tools, rolling mill, blast furnace feeder. 

Unique solution for transient power-down of power supply.
Especially for chemical fibre and textile equipments, multi-point simultaneous linkage equipments, fans and pumps, restart equipments for instantaneous power failure.

Popularly accepted in several industries, including coal and mining industry: pumps, conveyors, mine winch, mine hoists, grinding mills, high-pressure grinding rolls;

We are not only a professional manufacturer for power electronics & drives, but also a competitive and favorable solution provider of drives, energy efficiency & motor control. 
Competitive advantages:
failure rate: < 1%, just the same as other world-class traditional brands, such as Siemens, ABB, Emerson, Schneider, Rockwell Automation (Allen Bradley), Lenze, Parker, Fuji, Yaskawa, Mitsubishi, Omron;
Certificates: CE from ECMG, NVLAP. NVLAP Lab code: 200068-0. ISO/IEC 07025:1999, ISO 9002:1994;
18-month after-sale warranty period;
delivery lead time: 1-3 days;
supply to REGAL, Ingersoll Rand, Foxconn, Tata group, Airmate fan plant, Kai Shan Air Compressor, Shengyang machine tool group, Yizumi (manufacturer of injection molding machines, die casting machines)...