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Kinda Vector Control AC Frequency Inverter Superior Stability For Textile Machine

Kinda Vector Control AC Frequency Inverter Superior Stability For Textile Machine

Brand Name:Kinda
Model Number:KD330
Minimum Order Quantity:Negotiable
Delivery Time:3~8 Day
Payment Terms:TT
Place of Origin:China
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Location: Shenzhen Guangdong China
Address: S&T Building, Baiwang Xin Industrial Park, Xili,Nanshan District, Shenzhen, China,518055
Supplier`s last login times: within 29 hours
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Product Details

High Frequency Overload AC Frequency Inverter 3AC 380V~460V 4KW 5.5KW 7.5KW


The KD330 series inverter is a universal high-performance drive vector control function inverter.
High-performance current control technology, low frequency and high torque output, strong overload capability, superior stability and dynamic performance.
Can be widely used in textile, paper, wire drawing, machine tools, packaging, food, fans, pumps and various automated production equipment drive changes.


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)
Carrier frequencytemperature and load characteristics 0.5~16.0kHz, automatically adjusted according to
Torque boostAutomatically torque boost; manually torque boost: 0.1%~30.0
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
Input 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
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.
8Electrostatic testing1. Noncontact conditions -- without failure under 10000V.
92. Under contact condition -- without failure under 5000V.
High overload capacity150% / 120s, 160% / 60s, 180% / 10s, 200% /1s
10Big start torque0.5Hz/150% (V/f), 1Hz/150% (SVC)
11LED display>7,5kW, two lines parameters dispaly, convenient for commissioning and operating.
12EMC filterC3 level EMC filter build-in standardly

ModelMotorRated Input Current (A)Rated Output Current (A)
KWHP
3AC 380~460V±15%
KD330-00400T4451110
KD330-00550T45.57.514.613
KD330-00750T47.51020.617


China Kinda Vector Control AC Frequency Inverter Superior Stability For Textile Machine supplier

Kinda Vector Control AC Frequency Inverter Superior Stability For Textile Machine

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