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| Categories | AC 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 |
| design: | Modular design, compact structure, easy maintenance and enhanced product interchangeability |
| start up: | High starting torque, ensuring smooth start, low frequency torque, no stalling for parking |
| run: | Large inertia load, withstands over-current and deceleration over-voltage |
| Torque: | Automatic torque boost compensation |
| Voltage regulation: | Automatic voltage regulation |
| brake: | Braking unit and braking resistor according to braking time requirements |
Centrifuge AC Variable Frequency Drive 3AC 25HP ( 18.5KW )
380V~460V
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 | 3AC 380~460V±15% |
| Input frequency | 50/60Hz±5% | |
| Output | Output voltage | 0~rated input voltage |
| Output frequency | 0~6000Hz | |
| Control Features | 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. |
| Control mode | V/f control | |
| Torque control | ||
| Sensorless vector control | ||
| Operation command mode | Terminal control | |
| Keypad control | ||
| Serial communication control (Modbus) | ||
| 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% | ||
| Acceleration/deceleration mode | Straight line/S curve; four kinds of acceleration/deceleration time, range: 0.0s~65000s | |
| 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) | |
| 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 | |
| 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. | |
| 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 | |
| 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 | |
| Model | Motor | Rated Input Current (A) | Rated Output Current (A) | |
| KW | HP | |||
| 3AC 380~460V±15% | ||||
| KD330-01850T4 | 18.5 | 25 | 38.5 | 37 |
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