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High Reliability: | Mature And Reliable Drive, Protection Circuit Design, Anti-interference Design | Design: | Modular Design, Compact Structure, Easy Maintenance And Enhanced Product Interchangeability |
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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: | single phase vfd drive,single phase frequency inverter |
5HP ( 4KW ) High Frequency Single Phase Variable Frequency Drive 220V
The KD330 series inverter is a universal high-performance drive vector control function inverter.
The inverter-controlled speed control system is based on advanced technical control theory and intelligent control means to achieve extremely high responsiveness and stability.
With its unique super performance and superior cost performance, the inverter meets the performance requirements of the spindle with wide speed range, high speed stability, strong overload capability, large low speed torque and short acceleration and deceleration time.
Item | Technical Index | Specification |
Input | Input voltage | 1AC 220~240V±15% |
3AC 220~240V±15% | ||
Input frequency | 50/60Hz±5% | |
Output | Output voltage | 0~rated input voltage |
Output frequency | 0~6000Hz | |
Control Features | Control mode | V/f control |
Sensorless vector control | ||
Torque control | ||
Overload capacity | 150% / 120s, 160% / 60s, 180% / 10s, 200% / 1s. | |
Starting torque | 0.5Hz/180% (SVC); 1Hz/150% (V/f) | |
Speed control precision | ±0.5% (SVC) | |
Carrier frequency | temperature and load characteristics 0.5~16.0kHz, automatically adjusted according to | |
Frequency accuracy | Digital setting: 0.01Hz | |
Analog setting: maximum frequency ×0.05% | ||
Operation command mode | Keypad control | |
Terminal control | ||
Serial communication control (Modbus) | ||
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. | |
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 | |
V/f curve | Three types: linear, multiple point and square type (1.2 power, 1.4 power, 1.6 power, 1.8 power, square) | |
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 | ||
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. | |
Built-in PID | Built-in PID control to easily realize the close loop control of the process parameters (such as pressure, temperature, flow, etc.) | |
Automatic voltage regulation | Keep output voltage constant automatically when input voltage fluctuating | |
Control Function | Over-voltage & over-current stall control | Limit current & voltage automatically during the running process, prevent frequent over-current & over-voltage tripping |
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 | |
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 | Electrostatic testing | 1. Noncontact conditions -- without failure under 10000V. |
2. Under contact condition -- without failure under 5000V. | ||
4 | High overload capacity | 150% / 120s, 160% / 60s, 180% / 10s, 200% /1s |
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. | |
5 | PCB aging test | 100% test, 50°C, 12 hours. |
Finished products aging test | 100% test, 50°C, 24 hours. | |
6 | Loading test | Two times, 100% tested: |
1. After manufacturing. | ||
2. After aging test. | ||
7 | Grouped pulse testing | Without failure under 4500V (better EMC performance). |
8 | Big start torque | 0.5Hz/150% (V/f), 1Hz/150% (SVC) |
9 | LED display | >7,5kW, two lines parameters dispaly, convenient for commissioning and operating. |
10 | EMC filter | C3 level EMC filter build-in standardly |
Contact Person: Tim
Tel: +8618665335699