GK800-2T55 VFD Variable Frequency Drives
GK800 Closed-loop Vector Control VFD Variable Frequency DrivesGK800 Series High Performance VFD Variable Frequency Drives,Website:, adopting most advanced close-loop vector control technology, are able to perform precise control on both asynchronous motors and permanent magnet synchronous motors. GK800 series, one of the real drives leaders, are superb in demanding applications with excellent performance no matter in speed control, torque control, position control, field weakening control, or response time, and so on.1.Distinctive advantages of GTAKE close-loop vector control VFD Variable Frequency DrivesBased on the top software and hardware elite, modern and scientific producing workmanship, rigorous quality control systems and management team, GTAKE VFD Variable Frequency Drives have many advantages, some of which are listed as below:Apply to asynchronous AC motor and permanent magnet synchronous AC motor;Starting torque:180% at 0.25Hz (SVC pattern), 200% at 0Hz (VC pattern);Speed adjustable range: 1:200 (SVC pattern), 1:1000 (VC pattern);Speed accuracy: +/-0.2% (SVC pattern), +/-0.02% (VC pattern);Over load capability: 150% 1minute, 180% 10s, 200% 0.5s;Abundant frequency command sources;Diverse input and output terminals;Ambient temperature: -10°C~50°C;High precise torque constraint, process PID control, simple PLC, wobble frequency control, contracting brake control, field weakening control, all sides protection, etc.Online and offline autotune of motor parameters can both performed;Extremely short-time acceleration can be performed without any trip, such as 0.1s or 0s from 0Hz to 50Hz;No derating ambient temperature: -10-50 centigrade;Customized products and services are also welcome;Flexible command sources, parameters setting, and all sided equipment protection function automatically;The malfunction ratio is lower than 1% within warranty period, based on the statistics.2.Wiring Diagram of GK800 High Performance AC DrivesWiring diagram of GK800 VFD3.Information of Product ModelTable 2 Product model and technical dataModelPower Rating (kW)Rated Output Current (A)Rated Input current (A)Applicable motor (kW)Brake unitGK800-4T2.2B2.25.59.22.2Built-inGK800-4T3.7B3.7914.93.7GK800-4T5.5B5.51321.55.5GK800-4T7.5B7.51727.97.5GK800-4T11B11243911GK800-4T15B153050.315GK800-4T18.5(B)*18.5396018.5Built-in optionalGK800-4T22(B)*224569.322GK800-4T30(B)*30608630GK800-4T37(B)*377510437GK800-4T45(B)*459112445GK800-4TExternally mounted when neededGK800-4TGK800-4T9090176160**90GK800-4T**110GK800-4T**132GK800-4T**160GK800-4T**185GK800-4T**200GK800-4T**220GK800-4T**250GK800-4T**280GK800-4T**315GK800-4T**355GK800-4T**400** means GK800-4T110 or above is provided with an external-mounted DC reactor in shipment as defaul4.tTechnical Features of GK800 Variable Frequency InverterTable 3 Technical features of GK800 Variable Frequency InverterPower inputRated input voltage3-phase AC208V/220V/230V/240V/380V/400V/415V/440V/460V/480VRated input currentSee Section 2.3 in the User ManualFrequency50Hz/60Hz, tolerance ±5%Allowable range of voltageContinuous voltage fluctuation ±10%, short fluctuation -15%~+10%, i.e. 323V~528V;Voltage out-of-balance rate <3%, distortion rate as per the requirements of IEC61800-2Power outputApplicable motor (kW)See Section 2.3 in the User ManualRated current (A)See Section 2.3 in the User ManualOutput voltage (V)3-phase: 0~ rated input voltage, error <±3%< p="">±3%50°C→Vibration: Less than 5.9 m/s² (0.6g)→Storage temperature: -40~70°C→Protection grade: IP20→Type of cooling: Air cooling6.Applications:Fan, oil pump, water pump, compressor, air compressor, injection molding machine, engraving machine, textile, packaging, conveyor, treadmill, printing machine, lathe, machine tool, hydraulic machine, wire drawing, winder/un-winder, knitting Machine, compressor, extruding machine, injection machine, AC motor, braiding machine, pressure fan, forced draught blower, blower, blowing machine, blow molding machine, root's blower, film blowing machine, cutter bar, cut-off machine, slitter, Cutting machine, grinder, cluster, glazing machine, polisher, polishing machine, laundry-drier, drying machine, ball crusher, ball grinding mill, drawing machine.7.Key wordsFrequency inverters, AC Drives, variable frequency drives (VFD), AC motor drives, frequency converters, frequency changers, adjustable speed drives (ASD), adjustable frequency drives (AFD), variable speed drives (VSD), AC motor speed controller, AC variable frequency drive, variable frequency inverter, AC motor speed controller, EMI filter, Input EMI Filters, Output EMI Filters, AC Choke, AC Reactor, Input AC Choke, Output AC Choke, Input AC Reactor, Output AC Reactor, DC Choke, DC Reactor, Input DC Choke, Output DC Reactor, Input DC Reactor, Servo Drive, Servo Motor & Drive, Servo Motor & Drive System
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