7.5KW 11KW 15KW PID Function RS485 Compact Size VFD AC Motor Drive,
Frequency Inverter
PRODUCT DESCRIPTION
30kw 40hp 220v 380v variable frequency drive VFD three phase single
phase
K-DRIVE KD100 Technical data:
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±10% |
|---|
| Power source frequency | 50/60Hz±5% |
|---|
| Displacement power factor (cos φ) | (> 0.98) |
|---|
| Output Data (U, V, W) | |
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| Output voltage / frequency | 0-100% of supply voltage / 0.00-600.00 Hz or customized |
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| 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.
| Digital Input | |
|---|
| Programmable digital inputs | 5 |
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| Logic | NPN or PNP |
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| Voltage level | 22 - 26V |
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| Analog Input | |
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| Analog inputs | 2 |
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| Modes | Voltage or current |
|---|
| Level | 0 to +10V, 0/4 to 20 mA (scalable) |
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| Automatic correction | YES |
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| Relay Output |
|---|
| Programmable relay outputs | 1 |
|---|
| RA - RB / TA - TB | Normally close |
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| RA - RC / TA - TC | Normally open |
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| Contact capacitance | 250VAC/3A, 30VDC/3A |
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| Terminal 485 Interface |
|---|
| 485+ / 485- | Rate: 4800/9600/19200/38400/57600/115200 bps Max. distance: 500m |
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| GND | Isolated from COM |
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| Ambient | |
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| Vibration | Less than 5.9 m/s² (0.6g) |
|---|
| Humidity | Relative humidity 5% - 95 %. No condensation |
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| Corrosive environment | 3C3 |
|---|
| Ambient temperature | -10 ºC - 50 ºC |
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| Altitude | 0 - 2,000 m |
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| Rated output current derated 1% every 100 m above 1,000 m |
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| Storage temperature | -40 - +70 ºC |
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| Efficiency | Efficiency At rated amps: ≥93% |
|---|
| IP grade | IP20 |
|---|
| Cooling method | Forced air cooling |
|---|
| Fieldbus Communication |
|---|
| Modbus RTU, Modbus ASCII | Built-in |
|---|
Applications
KD100 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 |
Packaging and logistics
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.
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 choose vvvf ?
Determine the motor type: VVVF drives are designed to work with
specific motor types, such as induction motors, permanent magnet
synchronous motors (PMSMs), or synchronous reluctance motors
(SynRMs). Make sure you know what type of motor you have, and
choose a VVVF drive that is compatible with that motor.
Consider the load characteristics: The load characteristics of the
motor can affect the VVVF drive selection. For example, if the load
is highly variable, you may need a VVVF drive with a high overload
capacity. If the load is sensitive to speed changes, you may need a
VVVF drive with a high level of control precision.
Determine the power requirements: The power requirements of the
motor will also affect the VVVF drive selection. You need to know
the rated power and voltage of the motor to choose a VVVF drive
that can handle the required power output.
Consider the application requirements: Different applications may
have different requirements for the VVVF drive. For example, if the
motor will be used in a harsh environment, you may need a VVVF
drive that is designed for rugged use. If the motor will be used in
a safety-critical application, you may need a VVVF drive with
safety features such as overload protection or fault detection.
Consult with a VVVF drive supplier or manufacturer: Once you have
determined the motor type, load characteristics, power
requirements, and application requirements, you can consult with a
VVVF drive supplier or manufacturer to help you choose the right
VVVF drive for your needs.
Overall, selecting the right VVVF drive can be a complex process,
but by considering these factors and consulting with experts, you
can choose a VVVF drive that will provide reliable and efficient
motor control for your application.
