Source for vfd, CHH series high voltage (3.3/6.6/10KV) frequency inverter manufacturers at Shenzhen INVT Electric Co., Ltd.. Find a quality supplier or manufacturer of vfd, CHH series high voltage (3.3/6.6/10KV) frequency inverter from China

3 phase 3.3KV/6.6KV/10kV 315kW~7100kW

 High integrated techology and completely digital control system, good anti interference ability.
 Control system power supply redundant design.
 Multi monitor for power units
 Power unit bypass function to achieve power unit redundant design.
 Standard RS485terminal to communicate with DCS.
 More than 30 kinds of protection for inverter, motor.
 Full parameters record, tempeartureand DC bus of each power unit can be monitored and indicated in display.
 High efficiency≥98% and power factor≥0.96, low harmonic design<2%.
 DSP control system optimize modulated waveform to ensure perfect waveform without harmonics
 Better energy saving function. Self-regulation for voltage when detecting light load to save energy.
 Big voltage, current margin design.adopt 1700V IGBT, twice voltage margin, twice current margin
 System and power unit bypass function. Inverter can auto switch between power frequency and variable frequency. Bypass failed power unit ,the inverter run continuously derating
 Speed trace function
 Wide national grid voltage fluctuation range ±15%.
 Adopt back-in-front-out wiring for power unit.

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