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Centrifuge 3 Phase Frequency Drive High Starting Torque Automatic Voltage Regulation

Categories Vector Frequency Inverter
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
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
brake: Braking unit and braking resistor according to braking time requirements
design: Modular design, compact structure, easy maintenance and enhanced product interchangeability
Torque: Automatic torque boost compensation
Voltage regulation: Automatic voltage regulation
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Centrifuge 3 Phase Frequency Drive High Starting Torque Automatic Voltage Regulation

Centrifuge Vector Frequency Inverter 3AC 15HP ( 11KW ) 380V ~ 460V


High-performance current vector technology for easy drive of induction motors. The technical and performance problems encountered so far in equipment such as cables, machine tools, metal products, petrochemicals, natural gas, lifting equipment, pulp and paper, textiles, printing and dyeing, ceramics, etc. can be easily solved.
High performance, high quality, high power density design, and significant improvements in ease of use, maintainability, environmental friendliness, installation space and design standards further optimize the user experience.


ItemTechnical IndexSpecification
InputInput voltage1AC 220~240V±15%
3AC 220~240V±15%
3AC 380~460V±15%
Input frequency50/60Hz±5%
OutputOutput voltage0~rated input voltage
Output frequency0~6000Hz
Control FeaturesFrequency setting modeDigital 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 modeV/f control
Sensorless vector control
Torque control
Operation command modeKeypad control
Terminal control
Serial communication control (Modbus)
Overload capacity150% / 120s, 160% / 60s, 180% / 10s, 200% / 1s.
Frequency accuracyDigital setting: 0.01Hz
Analog setting: maximum frequency ×0.05%
Starting torque0.5Hz/180% (SVC); 1Hz/150% (V/f)
Speed control precision±0.5% (SVC)
V/f curveThree types: linear, multiple point and square type (1.2 power, 1.4 power, 1.6 power, 1.8 power, square)
Acceleration/deceleration modeStraight line/S curve; four kinds of acceleration/deceleration time, range: 0.0s~65000s
Braking unitbuild-in standard.
DC brakingDC braking when starting and stopping
DC braking frequency: 0.0Hz~maximum frequency
Braking time: 0.0s~25.0s
Built-in PIDBuilt-in PID control to easily realize the close loop control of the process parameters (such as pressure, temperature, flow, etc.)
Jog operationJog operation frequency: 0.0Hz~maximum frequency
Jog acceleration/deceleration time: 0.1s~3600.0s
Simple PLC & multi-step speed operationIt can realize a maximum of 16 multi-step speeds running via the built-in PLC or control terminal.
Automatic voltage regulationKeep output voltage constant automatically when input voltage fluctuating
Control FunctionTorque controlTorque control without PG
Wobble frequency controlMultiple triangular-wave frequency control, special for textile
Timing/length/counting controlTiming/length/counting control function
Over-voltage & over-current stall controlLimit current & voltage automatically during the running process, prevent frequent over-current & over-voltage tripping
Fault protection functionComprehensive 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 terminalsOutput terminals2 relay outputs,
2 open collector outputs,
2 anaalog outputs, 0~10V / 4~20mA
Communication terminalsBuild-in standard RS485 communication interface, support MODBUS-RTU communication protocol
Human machine interfaceLED displayDisplay frequency setting, output frequency, output voltage,output current, etc. Two lines display
EnvironmentAmbient temperature-10~50°C, without direct sunshine.
Humidity90%RH or less (non-condensing)
Altitude≤1000M: output rated power, >1000M: output derated
Storage temperature-20~60°C
NoItemsKD330
1Reliable hardwareOnly first-class componens are built-in.
2Rubust designIGBT current > 2 times of inverter output current
Capacitor > 50uF/A
3PCB aging test100% test, 50°C, 12 hours.
4Finished products aging test100% test, 50°C, 24 hours.
5Loading testTwo times, 100% tested:
1. After manufacturing.
2. After aging test.
6Grouped pulse testingWithout failure under 4500V (better EMC performance).
7Smart start / stop modeAcceleration / Deceleration time can be set as 0.0s, the inverter starts and stops the motor as fast as possible without failure.
8High overload capacity150% / 120s, 160% / 60s, 180% / 10s, 200% /1s
9Big start torque0.5Hz/150% (V/f), 1Hz/150% (SVC)
10LED display>7,5kW, two lines parameters dispaly, convenient for commissioning and operating.
11EMC filterC3 level EMC filter build-in standardly


Product Tags:

vector drive vfd

  

ac inverter drives

  
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