GK620 General-purpose AC Drive
GK620 is a general-purpose AC drive with V/Hz and sensor-less vector control. It’s powerful in performance, reliable in quality and optimized in structure. GK620 is widely used in various applications including air compressor, crane & lift, metal processing, mining, mills, food and beverage processing, packaging, conveyor, textile, plastics, fan & pump, etc.
GTAKE offers various innovative and reliable products, including variable-speed motor controllers. With advanced control features and excellent reliability, customers have trusted our products worldwide. Contact us to learn more about our products and how we can help meet your application requirements.
Thanks to sophisticated engineers, scientific producing workmanship, rigorous quality control systems and management team, GK620 frequency inverters are equipped with advanced features, some of which are listed as below:
01 Starting torque: 180%, 0.25Hz (sensor-less vector control 2), 150%, 0.5Hz (sensor-less vector control 1)
02 Speed adjustable range: 0-50Hz: 1:200 (sensor-less vector control 2), 1:100 (V/Hz control, sensor-less
vector control 1)
03 Speed accuracy: +/-0.2% (sensor-less vector control 1&2), +/-0.5% (V/Hz control)
04 Speed fluctuation: +/-0.3% (sensor-less vector control 1&2)
05 Torque response: less than 10ms (sensor-less vector control 1&2)
06 Over load capability: 150% 1minute, 180% 10 seconds, 200% 0.5 second, once every 10 minutes
07 Output frequency: 0.00-600.00Hz, or customized like 1MHz
08 Abundant frequency setting sources
09 DC brake start frequency: any frequency in the range of 0Hz to 600.00Hz
10 Diverse input and output terminals
11 Ambient temperature: -10°C~50°C
12 High precise torque limit, process PID control, simple PLC, wobble frequency control, mechanical brake control, field weakening control, all-side protection, etc.
13 Online and offline auto-tuning both available
14 Extreme short-time acceleration can be operated without trip, such as 0.1s from 0Hz to 50Hz
The GK620 General-purpose AC Drive is widely used in various industrial applications, including:
01 Pumps: for controlling water flow and pressure in water supply, irrigation, and wastewater treatment plants.
02 Fans: for regulating airflow in HVAC, ventilation, and exhaust systems.
03 Conveyors: for adjusting the speed and direction of conveyor belts in manufacturing plants, warehouses, and logistics centers.
04 Mixers: for controlling the speed and torque of mixers in chemical, food, and pharmaceutical industries.
05 Other applications: such as hoists, cranes, textile machines, printing machines, and more.
As a leading VFD supplier, GTAKE provides reliable and efficient variable frequency inverters to meet various industrial needs.
|Mains Supply (R/L1,S/L2,T/L3)|
|Supply voltage||208-240V ±10% 380-480V ±10%|
|Power source frequency||47-63 Hz|
|Displacement power factor (cos φ)||(> 0.98)|
|Output Data (U, V, W) (R/L1,S/L2,T/L3)|
|Output voltage / frequency||0-100% of supply voltage / 0.00-600.00 Hz or customized|
|Ramp time||0.01-60000 S|
Note: 150% current can be provided for 1 minute, 180% for 10 seconds.
Higher overload rating is achieved by oversizing the drive.
|Programmable digital inputs||6 (8)|
|Logic||NPN or PNP|
|Voltage level||10 – 30V|
|Pulse input||1 (X6/DI)|
|Programmable analog outputs||1 (3)|
|Voltage range / current range||0 – 10 V / 0 – 20 mA|
|Programmable relay outputs||1 (3)|
|RA – RB / TA – TB||Normally close|
|RA – RC / TA – TC||Normally open|
|Contact capacitance||250 V AC / 3A, 30 V DC / 3 A|
|Terminal 485 Interface|
|485+ / 485-||Rate: 4800/9600/19200/38400/57600/115200 bps Max. distance: 500 m|
|GND||Isolated from COM|
|Vibration||Less than 5.9 m/s² (0.6g)|
|Humidity||Relative humidity 5% – 95 %. No condensation|
|Ambient temperature||-10ºC – 50 ºC|
|Altitude||0 – 2,000 m|
|Rated output current derated 1% every 100 m above 1,000 m|
|Storage temperature||-40 – +70 ºC|
|Efficiency||Efficiency At rated amps:|
|7.5kW and below: ≥93%|
|11 – 45 kW: ≥95 %|
|55kW and above: ≥98 %|
|Cooling method||Forced air cooling|
|Modbus RTU, Modbus ASCII||Built-in|
|Profibus DP, CAN, CANopen, etc.||Optional|