Vector Control Variable Frequency Drive Inverter High Precision With DC Braking

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Certification

1. System is started smoothly, without surge current; 2. Much higher efficiency than old system; 3. Remarkable energy saving than old system; 4. System running smoothly and stably, very low current.

—— Malaysian partner

The machine runs steadily and the high quality machine is very good.

—— Russian agent

Vector Control Variable Frequency Drive Inverter High Precision With DC Braking

Large Image : Vector Control Variable Frequency Drive Inverter High Precision With DC Braking Get Best Price

Product Details:

Place of Origin:	China
Brand Name:	Kinda
Model Number:	KD330

Payment & Shipping Terms:

Minimum Order Quantity:	Negotiable
Price:	Negotiable
Delivery Time:	3~8 Day
Payment Terms:	TT
Supply Ability:	Adequate inventory

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Detailed Product Description

Starting Torque:	0.5Hz/150% Torque, Speed Ratio 1:100, Dynamic Response <20ms, Steady Speed Accuracy ±0.2%	High Overload Capacity:	150% / 120s, 160% / 60s, 180% / 10s, 200% /1s
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
Braking Method:	With DC Braking, Resistance Energy Braking	Intelligent Control:	Speed Sensorless Open Loop Vector Control
High Light:	3 phase motor inverter , single phase motor inverter

High Frequency Variable Frequency Drive Inverter 3AC 380V~460V 315KW 355KW 400KW

The KD330 series inverter is a universal high-performance drive vector control function inverter.

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.

Item	Technical Index	Specification

Input	Input voltage	3AC 380~460V±15%
	Input frequency	50/60Hz±5%
Output	Output voltage	0~rated input voltage
	Output frequency	0~6000Hz
Control Features	Control mode	V/f control
		Torque control
		Sensorless vector control
	Operation command mode	Keypad control
		Terminal control
		Serial communication control (Modbus)
	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.



	Starting torque	0.5Hz/180% (SVC); 1Hz/150% (V/f)
	Overload capacity	150% / 120s, 160% / 60s, 180% / 10s, 200% / 1s.
	Speed control precision	±0.5% (SVC)
	Carrier frequency	temperature and load characteristics 0.5~16.0kHz, automatically adjusted according to

	Frequency accuracy	Digital setting: 0.01Hz
		Analog setting: maximum frequency ×0.05%
	Acceleration/deceleration mode	Straight line/S curve; four kinds of acceleration/deceleration time, range: 0.0s~65000s

	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)

	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
	Jog operation	Jog acceleration/deceleration time: 0.1s~3600.0s Jog operation frequency: 0.0Hz~maximum frequency

	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.

	Built-in PID	Built-in PID control to easily realize the close loop control of the process parameters (such as pressure, temperature, flow, etc.)


	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
	Over-voltage & over-current stall control	Limit current & voltage automatically during the running process, prevent frequent over-current & over-voltage tripping

	Timing/length/counting control	Timing/length/counting control function

	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	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

	Output terminals	2 relay outputs,
		2 open collector outputs,
		2 anaalog outputs, 0~10V / 4~20mA
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	Finished products aging test	100% test, 50°C, 24 hours.
4	PCB aging test	100% test, 50°C, 12 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	Electrostatic testing	1. Under contact condition -- without failure under 5000V.
		2. Noncontact conditions -- without failure under 10000V.
8	High overload capacity	150% / 120s, 160% / 60s, 180% / 10s, 200% /1s
9	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.

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)
Model	KW	HP	Rated Input Current (A)	Rated Output Current (A)
3AC 380~460V±15%
KD330-31500T4	315	420	620	585
KD330-35500T4	350	470	665	650
KD330-40000T4	400	530	785	725