GK820 High-performance AC Drive
GK820 is the high-performance series which covers an entire range of applications, particularly for demanding ones that require precise speed control, torque control and fast response, etc.
GTAKE provides a range of high-quality vector drives for many industrial applications. Our vector drives characterize advanced control algorithms and high-performance components for improving the efficiency and precision of the applications. Contact us to learn more about our vector drives and how we can help meet your specific requirements.
Thanks to sophisticated engineers, scientific producing workmanship, rigorous quality control systems and management team, GTAKE frequency inverters are equipped with advanced features, some of which are listed as below:
01 Starting torque: 180% at 0.25Hz (sensor-less vector control 2), 200% at 0Hz (closed-loop vector control);
02 Speed adjustable range: 0-50Hz: 1:200 (sensor-less vector control 2), 1:1000 (closed-loop vector control);
vector control 1)
03 Speed accuracy: +/-0.2% (sensor-less vector control 1&2), +/-0.02% (closed-loop vector control);
04 Speed fluctuation: +/-0.3% (sensor-less vector control 1&2), +/-0.1% (closed-loop vector control)
05 Torque response: less than 10ms (sensor-less vector control 1&2), less than 5ms (closed-loop vector control);
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 GK820 High-performance AC Drive has a wide range of applications, including:
01 Machine tools: lathes, milling machines, grinding machines, etc.
02 Printing and packaging machinery: printing presses, laminators, paper-cutting machines, etc.
03 Textile machinery: spinning machines, weaving machines, etc.
04 Food machinery: mixers, conveyor belts, etc.
05 HVAC systems: air compressors, pumps, fans, etc.
As a vector-controlled frequency inverter, the GK820 is ideal for applications requiring precise speed control and strong torque output. As a trusted frequency inverter supplier, GTAKE offers reliable and efficient products to meet your needs.
|Mains Supply (R/L1,S/L2,T/L3)|
|Supply voltage||208-240V ±10% 380-480V ±10%|
|Power source frequency||50 / 60 Hz ±5%|
|Displacement power factor (cos φ)||(> 0.98)|
|Output Data (U, V, W)|
|Output voltage / frequency||0-100% of supply voltage / 0.00-600.00 Hz or customized|
|Ramp time||0.01-60000 S|
|Programmable digital inputs||7 (local), 9(extensible)|
|Logic||NPN or PNP|
|Voltage level||10 – 30V|
|Pulse input||1 (X7/DI)|
|Analog inputs||3 (local), 4 (extensible)|
|Modes||Voltage or current|
|Level||0 to +10V, -10V to +10V, 0/4 to 20 mA (scalable)|
|Programmable digital outputs||2|
|Voltage level at digital output||0 – 24 V|
|Programmable pulse outputs||1|
|Pulse output max. output frequency||50.0 kHz|
|Programmable analog outputs||2 (local), 4 (extensible)|
|Voltage range / current range||0 – 10 V / 0 – 20 mA|
|Programmable relay outputs||2 (local), 4 (extensible)|
|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|
|Modbus RTU, Modbus ASCII||Built-in|
|Profibus DP, CAN, CANopen, etc.||Optional|