KD600 Vector Variable Frequency Inverter AC Drive
Brand: K-Drive
Certificate: CE, RoHS
| Model | Power Rating | Input Voltage | Output FREQ | Type |
|---|
| KD600 Series | 0.4kW-900kW | 208-240V / 380-480V 690V ±10% | 0.00-3200.00Hz | DC/AC to AC inverters |
Advantages
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 |
|---|
Applications
KD600 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.
 |  |  |
| Conveyors | Centrifuges | Food processing Machinery |
 |  |  |
| Pumps | Fans | More … |
Why choose K-Drive variable frequency drive?
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.
Production
In production, rigorous quality control is implemented on
components, circuit boards, and the finished goods, assuring
products without defects.
K-Drive VS Other brands
| 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 |
K-Drive AC motor drives are able to replace AC drives and inverters
of the following brands: , LS, Toshiba, Siemens, Lenze, Yaskawa,
Mitsubishi, Delta, Hitachi, WEG and etc；
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.
How to repair frequency inverter?
Repairing a frequency inverter can be a complex task and may
require technical expertise. Here are some general steps that can
help guide you:
Identify the problem: The first step in repairing a frequency
inverter is to identify the problem. Check the manual and the
manufacturer's website for troubleshooting tips.
Check the connections: Verify that all connections are secure and
free of damage. Check for loose wires, frayed cables, or other
signs of wear and tear.
Test the power supply: Use a voltmeter or multimeter to check the
power supply. Ensure that the voltage is within the range specified
by the manufacturer.
Inspect the circuit board: Inspect the circuit board for signs of
damage or wear. Look for burnt-out components, corrosion, or other
signs of damage.
Replace faulty components: If you find any damaged components, such
as capacitors or resistors, replace them with new ones.
Test the inverter: Once you have replaced any damaged components,
test the inverter to ensure it is functioning correctly. Check the
output voltage, frequency, and waveform to ensure they are within
the manufacturer's specifications.
Calibrate the inverter: If necessary, calibrate the inverter to
ensure it is producing the correct output. Consult the manual for
instructions on how to do this.
If you are not confident in your ability to repair a frequency
inverter, it is recommended that you seek the assistance of a
qualified technician.
