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| Categories | Three Phase Variable Frequency Drive |
|---|---|
| Place of Origin: | China |
| Brand Name: | Kinda |
| Model Number: | KD330 |
| MOQ: | Negotiable |
| Price: | Negotiable |
| Delivery Time: | 3~8 Day |
| Payment Terms: | TT |
| Supply Ability: | Adequate inventory |
| High Overload Capacity: | 150% / 120s, 160% / 60s, 180% / 10s, 200% /1s |
| PCB protection: | Spray three anti-paint to protect the circuit board intelligently and efficiently |
| intelligent control: | Speed sensorless open loop vector control |
| self-study: | Motor parameter rotation, stationary self-learning |
| Braking method: | With DC braking, resistance energy braking |
| Smart Start/sttop: | Reliable Speed Tracking Restart Performance |
Three Phase High Frequency 750HP ( 560KW ) Variable Frequency Drive 380V~460V
The KD330 series inverter is a general-purpose 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. Better meet the different needs of various industrial control applications. 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 | 3AC 380~460V±15% |
| Input frequency | 50/60Hz±5% | |
| Output | Output voltage | 0~rated input voltage |
| Output frequency | 0~6000Hz | |
| Control Features | Control mode | V/f control |
| Torque control | ||
| Sensorless vector control | ||
| Operation command mode | Terminal control | |
| Keypad 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. | |
| 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% | ||
| Torque boost | Automatically torque boost; manually torque boost: 0.1%~30.0 | |
| 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 | ||
| Jog operation | Jog acceleration/deceleration time: 0.1s~3600.0s Jog operation frequency: 0.0Hz~maximum frequency | |
| 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 | 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 |
| Communication terminals | Build-in standard RS485 communication interface, support MODBUS-RTU communication protocol | |
| Output terminals | 2 relay outputs, | |
| 2 open collector outputs, | ||
| 2 anaalog outputs, 0~10V / 4~20mA | ||
| 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 | PCB aging test | 100% test, 50°C, 12 hours. |
| 4 | Finished products aging test | 100% test, 50°C, 24 hours. |
| 5 | Loading test | Two times, 100% tested: |
| 1. After manufacturing. | ||
| 2. After aging test. | ||
| 6 | Grouped pulse testing | Without failure under 4500V (better EMC performance). |
| 7 | Electrostatic testing | 1. Noncontact conditions -- without failure under 10000V. |
| 2. Under contact condition -- without failure under 5000V. | ||
| 8 | High overload capacity | 150% / 120s, 160% / 60s, 180% / 10s, 200% /1s |
| 9 | 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. |
| 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 |
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