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High Frequency Low Voltage Vfd , Low Voltage Drives For Textile Machine
Product Details:
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Detailed Product Description
| High Reliability: | Mature And Reliable Drive, Protection Circuit Design, Anti-interference Design | Design: | Modular Design, Compact Structure, Easy Maintenance And Enhanced Product Interchangeability |
|---|---|---|---|
| Smart Start/sttop: | Reliable Speed Tracking Restart Performance | High Overload Capacity: | 150% / 120s, 160% / 60s, 180% / 10s, 200% /1s |
| Intelligent Control: | Speed Sensorless Open Loop Vector Control | V/F: | Multi-point V/F Curve Setting |
| High Light: | low voltage drives,frequency converter drive |
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5HP ( 4KW ) High Frequency Low Voltage AC Drives 3AC 380V~460V
The KD330 series inverter is a universal high-performance drive vector control function inverter.
High-performance current control technology, low frequency and high torque output, strong overload capability, superior stability and dynamic performance.
Can be widely used in textile, paper, wire drawing, machine tools, packaging, food, fans, pumps and various automated production equipment drive changes.
| Item | Technical Index | Specification |
| Input | Input voltage | 1AC 220~240V±15% |
| 3AC 220~240V±15% | ||
| 3AC 380~460V±15% | ||
| Input frequency | 50/60Hz±5% | |
| Output | Output frequency | 0~6000Hz |
| Output voltage | 0~rated input voltage | |
| Control Features | Starting torque | 0.5Hz/180% (SVC); 1Hz/150% (V/f) |
| Speed control precision | ±0.5% (SVC) | |
| Control mode | V/f control | |
| Sensorless vector control | ||
| Torque control | ||
| Operation command mode | Keypad control | |
| Terminal control | ||
| Serial communication control (Modbus) | ||
| Carrier frequency | temperature and load characteristics 0.5~16.0kHz, automatically adjusted according to | |
| Frequency setting mode | Digital setting, analog setting, pulse frequency setting, serial communication setting, multi-step speed setting & simple PLC, PID setting, etc. These frequency settings can be combinated & switched in various modes. | |
| Frequency accuracy | Digital setting: 0.01Hz | |
| Analog setting: maximum frequency ×0.05% | ||
| V/f curve | Three types: linear, multiple point and square type (1.2 power, 1.4 power, 1.6 power, 1.8 power, square) | |
| Torque boost | Automatically torque boost; manually torque boost: 0.1%~30.0 | |
| Acceleration/deceleration mode | Straight line/S curve; four kinds of acceleration/deceleration time, range: 0.0s~65000s | |
| Braking unit | build-in standard. | |
| DC braking | DC braking when starting and stopping | |
| DC braking frequency: 0.0Hz~maximum frequency | ||
| Braking time: 0.0s~25.0s | ||
| Automatic voltage regulation | Keep output voltage constant automatically when input voltage fluctuating | |
| Jog operation | Jog operation frequency: 0.0Hz~maximum frequency | |
| Jog acceleration/deceleration time: 0.1s~3600.0s | ||
| Built-in PID | Built-in PID control to easily realize the close loop control of the process parameters (such as pressure, temperature, flow, etc.) | |
| Simple PLC & multi-step speed operation | It can realize a maximum of 16 multi-step speeds running via the built-in PLC or control terminal. | |
| Control Function | Torque control | Torque control without PG |
| Wobble frequency control | Multiple triangular-wave frequency control, special for textile | |
| Timing/length/counting control | Timing/length/counting control function | |
| Over-voltage & over-current stall control | Limit current & voltage automatically during the running process, prevent frequent over-current & over-voltage tripping | |
| Fault protection function | Comprehensive protections include over-current, over-voltage, under-voltage, overheating, default phase, overload, shortcut, etc., can record the detailed running data while failures happen. | |
| Input/output terminals | Input terminals | Programmable digital input: 7 multifunctional inputs, one can be work as high speed pulse input.3 programmable analog input:AI1, AI2, AI3: 0~10V / 4~20mA |
| Output terminals | 2 relay outputs, | |
| 2 open collector outputs, | ||
| 2 anaalog outputs, 0~10V / 4~20mA | ||
| Communication terminals | Build-in standard RS485 communication interface, support MODBUS-RTU communication protocol | |
| Human machine interface | LED display | Display frequency setting, output frequency, output voltage,output current, etc. Two lines display |
| Environment | Ambient temperature | -10~50°C, without direct sunshine. |
| Humidity | 90%RH or less (non-condensing) | |
| Altitude | ≤1000M: output rated power, >1000M: output derated | |
| Storage temperature | -20~60°C | |
| No | Items | KD330 |
| 1 | Reliable hardware | Only first-class componens are built-in. |
| 2 | Rubust design | IGBT current > 2 times of inverter output current |
| Capacitor > 50uF/A | ||
| 3 | Finished products aging test | 100% test, 50°C, 24 hours. |
| 4 | PCB aging test | 100% test, 50°C, 12 hours. |
| 5 | Loading test | Two times, 100% tested: |
| 1. After manufacturing. | ||
| 2. After aging test. | ||
| 6 | Electrostatic testing | 1. Noncontact conditions -- without failure under 10000V. |
| 2. Under contact condition -- without failure under 5000V. | ||
| 7 | High overload capacity | 150% / 120s, 160% / 60s, 180% / 10s, 200% /1s |
| 8 | Smart start / stop mode | Acceleration / Deceleration time can be set as 0.0s, the inverter starts and stops the motor as fast as possible without failure. |
| 9 | Grouped pulse testing | Without failure under 4500V (better EMC performance). |
| 10 | Big start torque | 0.5Hz/150% (V/f), 1Hz/150% (SVC) |
| 11 | LED display | >7,5kW, two lines parameters dispaly, convenient for commissioning and operating. |
| 12 | EMC filter | C3 level EMC filter build-in standardly |
Contact Details
Shenzhen Kinda Technology Co., Ltd
Contact Person: Tim
Tel: +8618665335699
Send your inquiry directly to us
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