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220V - 240V KD330 Variable Frequency Converter , Small Variable Frequency Drive

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Address: S&T Building, Baiwang Xin Industrial Park, Xili,Nanshan District, Shenzhen, China,518055

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Shenzhen Kinda Technology Co., Ltd

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220V - 240V KD330 Variable Frequency Converter , Small Variable Frequency Drive

Country/Region china
City & Province shenzhen guangdong
Categories Inverters & Converters

Product Details

220V~240V VFD Variable Frequency Drive 3AC 0.4KW~185KW

 

Small size, high precision, easy operation, high reliability, multi-layer protection of equipment, better than any previous speed control method. The characteristics of frequency conversion speed regulation in industrial production applications are significant; energy saving is remarkable, which can improve product quality and output. Wide speed range and continuous adjustable range

 

ItemTechnical IndexSpecification
  3AC 220~240V±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

 

 

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