2.2KW 4KW Mini Size VFD Variable Frequency Inverter For Motor And Submersible Pump
Features and Functions
K-EASY KD600S is a economical vector control inverter for asynchronous motor control. High reliability, easy to use, compact size and rich functions; support open-loop VF control and speed sensorless vector control, can be used for driving various automatic production equipment
This manual introduces functional characteristics and usage of KD600S series inverter, includes product model selection, parameter settings, running and debugging, maintenance, checking, and so on. Please be sure to read this manual carefully before operation. For equipment matching manufacturers, please send this manual to your end user together with your devices, in order to facilitate the usage.
| Model | Power Rating | Input Voltage | Output FREQ | Type |
|---|---|---|---|---|
| KD600S Series | 0.4kW-400kW | 208-240V / 380-480V ±10% | 0.00-3200.00Hz | DC/AC to AC inverters |
Thanks to sophisticated engineers, scientific producing workmanship, rigorous quality control systems and management team, K-Drive frequency inverters are equipped with advanced features, some of which are listed as below:
01. Starting torque: 180% at 0.5Hz (V/f pattern, SVC pattern);
02. Speed adjustable range: 1: 100 (V/f pattern, SVC pattern);
03. Speed accuracy: +/-0.5% (V/f pattern), +/-0.2% (SVC pattern);
04. Over load capability: 150% 1minute, 180% 10seconds;
05. Abundant frequency command sources;
06. Diverse input and output terminals;
07. Ambient temperature: -10°C~50°C;
08. High precise torque constraint, process PID control, multi-speed control, contracting brake control, field weakening control, all sides protection, etc;
09. Online and offline auto-tuning of motor parameters can both performed;
10. Extremely short-time acceleration can be performed without any trip, such as 0.1s or 0s from 0Hz to 50Hz;
| Mains Supply (L1/L,L2,L3/N) | |
|---|---|
| Supply voltage | 208-240V ±10% 380-480V 690V ±10% |
| Power source frequency | 50/60Hz ± 5% |
| Displacement power factor (cos φ) | (>0.98) |
| Output Data (U, V, W) | |
|---|---|
| Output voltage / frequency | 0-100% of supply voltage / 0.00-600.00Hz or customized |
| Ramp time | 0.01-60000s |
Note: 150% current can be provided for 1 minute, 180% for 10 seconds. Higher overload rating is achieved by oversizing the drive.
| Digital Input | |
|---|---|
| Programmable digital inputs | 5 |
| Logic | NPN or PNP |
| Voltage level | 22 - 26V |
| Analog Input | |
| Analog inputs | 2 |
| Modes | Voltage or current |
| Level | 0 to +10V, 0/4 to 20 mA (scalable) |
| Automatic correction | YES |
| Relay Output | |
| Programmable relay outputs | 1 |
| 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 |
| Ambient | |
| Vibration | Less than 5.9 m/s² (0.6g) |
| Humidity | Relative humidity 5% - 95 %. No condensation |
| Corrosive environment | 3C3 |
| Ambient temperature | -10 ºC - 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: ≥93% |
| IP grade | IP20 |
| Cooling method | Forced air cooling |
| Fieldbus Communication | |
| Modbus RTU, Modbus ASCII | Built-in |
KD600S drives are economical series at K-Drive. They offer V/f control, including voltage and frequency separated control, adaptable to various industrial applications if sensor-less vector control is not required, including printing machines, packaging machines, pumps, fans and blowers, etc.
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| Conveyors | Centrifuges | Food processing Machinery |
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| Pumps | Fans | More … |
In the trend of advocating smart and simple industrial automation, environmentally friendly products, value-added solutions, K-Drive, as one of the world's leading drive manufacturers aggressively investing in R&D, production, and continuous quality improvement, is well positioned to provide its customers with technology-driven, performance-outstanding products such as VFDs, wind power converters, servo drives, HEV/EV drives, helping its customers save energy and increase industrial productivity with sustainability on the one hand, and enhancing their entire value-chain quality, delivery, and services on the other hand.
In production, rigorous quality control is implemented on components, circuit boards, and the finished goods, assuring products without defects.
| Performance | Common brands | K-Drive |
|---|---|---|
| Applicable motors | Asynchronous motors | Asynchronous /synchronous motors |
| Starting torque | 2.0Hz, 150% (sensor-less vector control) 0Hz, 180% (closed-loop vector control) | 0.5Hz, 180% (sensor-less vector control) 0Hz, 200% (closed-loop vector control) |
| Speed adjustable range | 1:100 (SVC), 1:1000 (VC) | 1:200 (SVC), 1:1000 (VC) |
| Ambient temperature (no derating required) | -10-40ºC | -10-50ºC (for most of the models) |
| Rated input voltage | 208VAC-400VAC | 208VAC-480VAC |
| Communication | Modbus RTU//ASCII | Modbus RTU//ASCII Profibus-DP, CANopen, etc. |
| Position control (fixed length, or angular positioning) | × | √ |
| Field weakening control | × | √ |
| Autotune online | Online | Online & Offline |
| Short-time ramp-up | Trip | No trip |
| Customized features (software and/or hardware) | Unprocurable or no experience | Procurable with rich experience |
All drives are well packed before shipment, fit for air shipment, sea transportation, and express delivery. Customers are able to call its own nominated forwarder or consult K-Drive logistics department for worldwide shipment services.
* Low-power inverters are packed in cardboard box, and others are in plywood cases.
* Plenty of transportation procurable globally in accordance with customer demand or K-Drive expertise.
Please leave us an inquiry for more details of our frequency inverters, like information of the model numbers, technical data, applicable application, pricing, distributor policy, lead time and/or customized functionality.
The process of repairing an AC driver depends on the specific issue with the driver. Here are some general steps you can follow:
Identify the problem: The first step in repairing an AC driver is to identify the problem. Is the driver not turning on, producing strange noises, or otherwise malfunctioning? Identifying the issue will help you determine the appropriate repair steps.
Turn off power: Before attempting any repairs, turn off the power to the AC driver. This is important to ensure your safety and prevent further damage to the driver.
Check for loose connections: One common issue with AC drivers is loose connections. Check all of the connections to ensure they are tight and secure.
Check the fuse: The AC driver may have a blown fuse. Check the fuse to see if it needs to be replaced.
Check for damaged components: If the AC driver is still not working, check for any visibly damaged components. Look for signs of burning or discoloration on circuit boards, wires, or other components.
Replace faulty components: If you have identified a faulty component, it will need to be replaced. Make sure you have the proper replacement parts and follow the manufacturer's instructions for installation.
Test the driver: Once you have completed the repair, turn the power back on and test the AC driver to ensure it is working properly.
If you are not experienced in repairing AC drivers or electronic equipment, it is recommended to seek the assistance of a qualified technician or electrician. They can help diagnose and repair the issue safely and effectively.
