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V / F VSD Adjustable Speed Drive , Electrical Variable Speed Drives High Performance

Categories VSD Variable Speed 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
Starting torque: 0.5Hz/150% torque, speed ratio 1:100, dynamic response <20ms, steady speed accuracy ±0.2%
Smart Start/sttop: Reliable Speed Tracking Restart Performance
design: Modular design, compact structure, easy maintenance and enhanced product interchangeability
Braking method: With DC braking, resistance energy braking
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
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    V / F VSD Adjustable Speed Drive , Electrical Variable Speed Drives High Performance

    High Performance V/F VSD Variable Speed Drive 3AC 380V~460V 45KW 55KW 75KW


    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.
    Small size, high precision, easy operation, high reliability, multi-layer protection of equipment, better than any previous speed regulation mode. The utility model has the advantages of simple structure, wide speed regulation range, high speed regulation precision, convenient installation and debugging, perfect protection function, stable and reliable operation, and remarkable energy saving effect.


    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 FeaturesControl modeV/f control
    Sensorless vector control
    Torque control
    Starting torque0.5Hz/180% (SVC); 1Hz/150% (V/f)
    Speed control precision±0.5% (SVC)
    Carrier frequencytemperature and load characteristics 0.5~16.0kHz, automatically adjusted according to
    Frequency accuracyDigital setting: 0.01Hz
    Analog setting: maximum frequency ×0.05%
    Operation command modeKeypad control
    Terminal control
    Serial communication control (Modbus)
    Frequency 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.
    Torque boostAutomatically torque boost; manually torque boost: 0.1%~30.0
    Acceleration/deceleration modeStraight line/S curve; four kinds of acceleration/deceleration time, range: 0.0s~65000s
    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
    Simple PLC & multi-step speed operationIt can realize a maximum of 16 multi-step speeds running via the built-in PLC or control terminal.
    Built-in PIDBuilt-in PID control to easily realize the close loop control of the process parameters (such as pressure, temperature, flow, etc.)
    Automatic voltage regulationKeep output voltage constant automatically when input voltage fluctuating
    Control FunctionOver-voltage & over-current stall controlLimit current & voltage automatically during the running process, prevent frequent over-current & over-voltage tripping
    Torque controlTorque control without PG
    Wobble frequency controlMultiple triangular-wave frequency control, special for textile
    Timing/length/counting controlTiming/length/counting control function
    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 terminalsInput terminalsProgrammable 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 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
    3Electrostatic testing1. Noncontact conditions -- without failure under 10000V.
    2. Under contact condition -- without failure under 5000V.
    4Smart start / stop modeAcceleration / Deceleration time can be set as 0.0s, the inverter starts and stops the motor as fast as possible without failure.
    5PCB aging test100% test, 50°C, 12 hours.
    Finished products aging test100% test, 50°C, 24 hours.
    6Loading testTwo times, 100% tested:
    1. After manufacturing.
    2. After aging test.
    7Grouped pulse testingWithout failure under 4500V (better EMC performance).
    8Big start torque0.5Hz/150% (V/f), 1Hz/150% (SVC)
    9LED display>7,5kW, two lines parameters dispaly, convenient for commissioning and operating.
    10EMC filterC3 level EMC filter build-in standardly

    ModelMotorRated Input Current (A)Rated Output Current (A)
    KWHP
    3AC 380~460V±15%
    KD330-04500T445609290
    KD330-05500T45575113110
    KD330-07500T475100157152

    Quality V / F VSD Adjustable Speed Drive , Electrical Variable Speed Drives High Performance for sale
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