GK500 Mini Series Variable Frequency Drives
GK500 Mini Series Variable Frequency Drives (0.4kW-3.7kW)GK500 Series Mini V/Hz Control Variable Frequency Drives are specialized for low power (0.4kW-3.7kW) applications. GK500 Series are compact in volume,Website:, simple in operation in V/F control mode. GK500 Variable Frequency Drives are equipped with multiple frequency command sources, including digital setting, analog input, pulse input, process PID control, simple PLC, multi-step speed, and communication.1. Model Explanation2. Nameplate Information3.Product Model and Technical Data of GK500 VARIABLE FREQUENCY DRIVESVoltageModelPower rating (kW)Output current (A)Triphase input current (A)Single-phase input current (A)Applicable motor (kW)Brake unit 200V*GK500-2T0.4B0.42.63.25.50.4inbuiltGK500-2T0.75B0.754.56.39.20.75GK500-2T1.5B1.57.5914.51.5GK500-2T2.2B2.29.615232.2400VGK500-4T0.75B0.752.53.5/0.75GK500-4T1.5B1.53.86.2/1.5GK500-4T2.2B2.25.59.2/2.2GK500-4T3.7B3.7914.9/3.7Table 1 Product Model and Technical Data of GK500 VARIABLE FREQUENCY DRIVES
*200V drives are applicable to triphase 200V and single-phase 200V4.Technical Features of GK500 Series Mini VARIABLE FREQUENCY DRIVESPower inputRated input voltage3-phase AC 208V/220V/230V/240V/380V/400V/415V/440V/460V/480V1-phase AC220V/AC230V/AC240VRated input currentSee Table 1 aboveFrequency50Hz/60Hz, tolerance ±5%Allowable range of voltageContinuous voltage fluctuation ±10%, short fluctuation -15%~+10%Voltage out-of-balance rate <3%, distortion rate as per the requirements IEC61800-2Power outputApplicable motor (kW)See Table 1 aboveRated current (A)See Table 1 aboveOutput voltage (V)3-phase: 0~rated input voltage, error < ±3%Output frequency (Hz)0.00~ 600.00Hz; unit: 0.01HzOverload capacity150% - 1min; 180% - 10s; 200% - 0.5sControl characteristicsV/f patternsV/f controlSensor-less vector control 1Speed regulation range1:100 ( V/f , sensor-less vector control 1)Speed accuracy±0.5% (V/f control)±0.2% (sensor-less vector control 1)Speed fluctuation±0.3% (sensor-less vector control 1)Torque response< 10ms (sensor-less vector control 1)Start torque0.5Hz: 180% (V/f control, sensor-less vector control 1)Basic functionsStart frequency0.00~ 600.00HzAccel/Decel time0.00~60000sCarrier frequency0.7kHz~12kHzFrequency settingDigital setting + keypad ∧ / ∨Digital setting + terminal UP/DOWNPotentiometerCommunicationAnalog setting (AI1)Motor started methodsStarted from starting frequencyDC braking and then startedMotor stopped methodsRamp to stopCoast to stopRamp stop + DC brakeBasic functionsDynamic braking capacityBrake unit threshold voltage:400V input: 650V~750V200V input: 325V ～ 375Vservice time: 0.0~100.0sDC braking capacityDC braking start frequency: 0.00~600.00HzDC braking current: 0.0~100.0%DC braking time: 0.0~30.00sInput terminals4 digital inputs1 analog, current/voltage type selectableOutput terminals1 digital output1 relay output1 analog output, voltage/current output selectable; can output signals such as setting frequency, or output frequency, etcFeatured functionsVarious master & auxiliary commands and their switch, a variety of Accel/Decel curves optional, analog auto correction, 8-step speed programmable, three faults history, over excitation brake, over voltage stall protection, under voltage stall protection, restart upon power loss, skip frequency, frequency binding, four kinds of Accel/Decel time, process PID, autotuning, field-weakening controlProtection functionsRefer to Chapter 6- TroubleshootingEnvironmentPlace of operationIndoors, no direct sunlight, free from dust, no corrosive gases, no flammable gases, no oil mist, no water vapor, no water drop and salt, etc.Altitude0~2000mDe-rate 1% for every 100m when the altitude is above 1000 metersAmbient temperature-10 ℃ ~50 ℃Relative humidity0~95%, no condensationVibrationLess than 5.9m/s2 (0.6g)Storage temperature-40 ℃ ~+70 ℃OthersEfficiency at rated AmpsAt rated Amps ≥93%InstallationWall-mounted, Din-railIP gradeIP20Cooling methodForced air coolingControl Terminal SpecificationControl terminal specificationCategoryTerminalTerminal designationSpecificationAnalog input+10VAnalog inputreference voltage10.3V ±3%Maximum output current 25mAThe resistance of external potentiometer should be larger than 400ΩGNDAnalog groundIsolated from COM interiorlyAI1Analog input 10~20mA: input impedance - 500Ω, maximum input current - 25mA0~10V: input impedance - 100kΩ, maximum input voltage - 12.5VSwitch S2 on control board for jumping from 0~20mA and 0~10V, factory default: 0~10VAI2Analog input 2-10V~10V: input impedance - 25kΩRange: -12.5V~+ 12.5VAnalog outputAO1Analog output 10~20mA: impedance - 200Ω~500Ω0~10V: impedance ≥ 10kSwitch S3 on control board for jumping between 0~20mA and 0~10V, factory default: 0~10VGNDAnalog groundIsolated from COM interiorlyDigital input+24V+24V24V±10%, Isolated from GND interiorlyMaximum load - 200mAPLCDigital inputCommon terminalUsed for switching between high and low levels, short-circuited with +24V when delivery, i.e. low value of digital input validExternal power inputCOM+24V groundIsolated from GND interiorlyX1~X5Digital inputTerminals 1~5Input: 24VDC, 5mARange of frequency: 0~200HzRange of voltage: 10V~30VX6/DIDigital input/pulse inputDigital input: same as X1~X5Pulse input: 0.1Hz~50kHz; range of voltage: 10-30VDigital outputY1Open collector outputRange of voltage: 0~24VRange of current: 0~50mAY2/DOOpen collector out / Pulse outOpen collector output: same as Y1Pulse output: 0~50kHz;Relay outputRA/RB/RCControl board relay outputRA-RB: NC; RA-RC: NOContact capacity: 250VAC/3A, 30VDC/3ATerminal 485Interface485+485 differential signal +Rate: 4800/9600/19200/38400/57600/115200bps485−485 differential signal -Maximum distance - 500m (standard network cable used)GND485 communication shield groundingIsolated from COM interiorlyKeypad 485 interfaceCN4Keypad 485 interfaceMaximum communication distance is 15m when connected to KeypadUse standard network cable5. Environment requirement:
→ Conditions: Indoors, free from direct sunlight, corrosive gases, flammable gases, oil mist, water vapor, metal particles, etc.→ Altitude: 0~2,000m. Derating is required above 1,000m, Rated output current should be derated 1% per 100m increase above 1000m. → Ambient temperature: -10°C~50°C.Derating 1% per centigrade additional for temperature >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 System8.GTAKE frequency inverter can substitute brands as follows:ABB, SIEMENS, DANFOSS, VACON, SEW, LENZE, PETER ELECTRONIC, LEISTER, WATT DRIVE, KEB, BONFIGLIOLI, NORD, CAG ELECTRIC MACHINERY, INTECNO, SYCOTEC, KB ELECTRONICS, TDE MACNO SPA, GEFRAN, CONTROL TECHNIQUES, PEPPERL FUCHS, GRUNDFOS, VEM MOTORS, BR INDUSTRI-ELEKTRONIK, RK ROSE+KRIEGER, CARLO GAVAZZI, LEROY SOMER, VERLINDE, TRANSTECNO, STAHL CRANE SYSTEMS GMBH, MIYACHI, DEMAG CRANES COMPONENTS, ABM, ROSSI, COGNITO QUAM, GE, AIRTECNICS, Delta, Teco, Toshiba, Mitsubishi, fuji, Yaskawa, Hitachi, Omron, Panasonic, HYUNDAI, LS/LG
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