Specifications
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
Braking method :
With DC braking, resistance energy braking
High Overload Capacity :
150% / 120s, 160% / 60s, 180% / 10s, 200% /1s
Starting torque :
0.5Hz/150% torque, speed ratio 1:100, dynamic response <20ms, steady speed accuracy ±0.2%
Dual display keyboard :
Dual display LED keyboard One row can be switched, two rows of parameter settings
PCB protection :
Spray three anti-paint to protect the circuit board intelligently and efficiently
intelligent control :
Speed sensorless open loop vector control
Description

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.

Item Technical Index Specification
Input Input voltage 1AC 220~240V±15%
3AC 220~240V±15%
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
Sensorless vector control
Torque control
Operation command mode Keypad control
Terminal control
Serial communication control (Modbus)
Overload capacity 150% / 120s, 160% / 60s, 180% / 10s, 200% / 1s.
Frequency accuracy Digital setting: 0.01Hz
Analog setting: maximum frequency ×0.05%
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
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)
Acceleration/deceleration mode Straight line/S curve; four kinds of acceleration/deceleration time, range: 0.0s~65000s
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
Built-in PID Built-in PID control to easily realize the close loop control of the process parameters (such as pressure, temperature, flow, etc.)
Jog operation Jog operation frequency: 0.0Hz~maximum frequency
Jog acceleration/deceleration time: 0.1s~3600.0s
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.
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
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
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.
Input/output terminals Output terminals 2 relay outputs,
2 open collector outputs,
2 anaalog outputs, 0~10V / 4~20mA
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
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
No Items KD330
1 Reliable hardware Only first-class componens are built-in.
2 Rubust design IGBT current > 2 times of inverter output current
Capacitor > 50uF/A
3 PCB aging test 100% test, 50°C, 12 hours.
4 Finished products aging test 100% test, 50°C, 24 hours.
5 Loading test Two times, 100% tested:
1. After manufacturing.
2. After aging test.
6 Grouped pulse testing Without failure under 4500V (better EMC performance).
7 Smart start / stop mode Acceleration / Deceleration time can be set as 0.0s, the inverter starts and stops the motor as fast as possible without failure.
8 Electrostatic testing 1. Noncontact conditions -- without failure under 10000V.
9 2. Under contact condition -- without failure under 5000V.
High overload capacity 150% / 120s, 160% / 60s, 180% / 10s, 200% /1s
10 Big start torque 0.5Hz/150% (V/f), 1Hz/150% (SVC)
11 LED display >7,5kW, two lines parameters dispaly, convenient for commissioning and operating.
12 EMC filter C3 level EMC filter build-in standardly

Model Motor Rated Input Current (A) Rated Output Current (A)
KW HP
3AC 380~460V±15%
KD330-00400T4 4 5 11 10
KD330-00550T4 5.5 7.5 14.6 13
KD330-00750T4 7.5 10 20.6 17

Kinda Vector Control AC Frequency Inverter Superior Stability For Textile Machine

Kinda Vector Control AC Frequency Inverter Superior Stability For Textile Machine

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Kinda Vector Control AC Frequency Inverter Superior Stability For Textile Machine

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Place of Origin :
China
Brand Name :
Kinda
Model Number :
KD330
MOQ :
Negotiable
Price :
Negotiable
Delivery Time :
3~8 Day
Contact Supplier
Kinda Vector Control AC Frequency Inverter Superior Stability For Textile Machine
Kinda Vector Control AC Frequency Inverter Superior Stability For Textile Machine

Shenzhen Kinda Technology Co., Ltd

Active Member
7 Years
guangdong, shenzhen
Since 2012
Business Type :
Manufacturer
Total Annual :
12000000.00-15000000.00
Employee Number :
300~500
Certification Level :
Active Member
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