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DC 24V 48V VFD Variable Frequency Drive Plastic Metal Material

DC 24V 48V VFD Variable Frequency Drive Plastic Metal Material
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Power: 4Kw
Current: 9.4A
Voltage: 380V
Package: Carton
Color: Black And Blue
Material: Plastic And Metal
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24V VFD Variable Frequency Drive


48V VFD Variable Frequency Drive


Plastic DC Variable Frequency Drive

Basic Infomation
Place of Origin: China
Brand Name: K-EASY
Certification: CE And ISO Certificated
Model Number: KD600S
Payment & Shipping Terms
Packaging Details: Carton Box /Woody Box
Delivery Time: 1~7days
Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability: 30000 Sets Per Month
Product Description

KD600S General Purpose AC Drive

4KW 380V K-EASY Variable Frequency Inverter AC Drive Motor Controller


1. Features of variable frequency drive KD600S series for your reference

1. Compact size to help save the shipping space and cost. K-EASY continues to make applications even smaller by combining the compact designed drive with the light, efficient design of a synchronous motor.

2. Ripad response to impact loads. When it meets with sudden load change, inverter can quickly restore the speed, reduce the speed fluctuation, and ensure the production stability and high quality finished products.

3. Perfect protection system to protect your motor and the whole device. Designed for 10 years of maintenance-free operation. Cooling fan, capacitors, relays, and IGBTs have been carefully selected and designed for a life expectancy up to ten years.


Brand: K-Drive
Certificate: CE, RoHS


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



frequency inverter



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
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


DC 24V 48V VFD Variable Frequency Drive Plastic Metal Material



DC 24V 48V VFD Variable Frequency Drive Plastic Metal Material


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.


DC 24V 48V VFD Variable Frequency Drive Plastic Metal MaterialDC 24V 48V VFD Variable Frequency Drive Plastic Metal Material




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.




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



How to maintaining variable frequency inverter(VFD)

Maintaining a Variable Frequency Drive (VFD) can help ensure that it operates reliably and efficiently. Here are some tips on how to maintain a VFD:

  1. Regular Inspections: Schedule regular visual inspections of the VFD to check for any signs of damage or wear and tear. Inspect the wiring, circuit boards, and cooling fans for any signs of corrosion, overheating, or physical damage. Also, make sure that all cable connections are tight and secure.

  2. Cleanliness: Keep the VFD clean and free of dust and debris, as these can clog the cooling fans and cause the VFD to overheat. Use a soft, dry cloth or compressed air to remove any dirt or debris.

  3. Cooling Fans: Check the cooling fans regularly to ensure that they are operating properly. Clean the fans and remove any debris that may be obstructing their operation. If the fans are not working, replace them immediately to prevent the VFD from overheating.

  4. Software Updates: Check for any available software updates for the VFD and install them as needed. This will help ensure that the VFD is operating with the latest features and bug fixes.

  5. Lubrication: Check the bearings on the VFD motor and lubricate them as needed. Proper lubrication will help ensure that the motor operates smoothly and efficiently.

  6. Monitoring: Monitor the VFD's operation regularly to detect any issues early on. Use the VFD's built-in monitoring features or external monitoring equipment to track the VFD's performance and identify any potential issues.

By following these maintenance tips, you can help ensure that your VFD operates reliably and efficiently, reducing downtime and saving you money in the long run.


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Contact Person : Mrs. Candy Liu
Tel : 19924552818
Fax : 86-0755-27850411
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