Open Loop Ac Vector Drive Three Phase High Precision 45KW 55KW 75KW

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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

Open Loop Ac Vector Drive Three Phase High Precision 45KW 55KW 75KW

Large Image : Open Loop Ac Vector Drive Three Phase High Precision 45KW 55KW 75KW 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%	Intelligent Control:	Speed Sensorless Open Loop Vector Control
High Reliability:	Mature And Reliable Drive, Protection Circuit Design, Anti-interference Design	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	Pulse:	High Speed Pulse Input And Output
High Light:	ac motor vfd , adjustable frequency ac drive

Open loop vector AC Variable Frequency 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.

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 frequency	0~6000Hz
	Output voltage	0~rated input voltage
Control Features	Control mode	V/f control
		Sensorless vector control
		Torque 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.



	Speed control precision	±0.5% (SVC)
	Starting torque	0.5Hz/180% (SVC); 1Hz/150% (V/f)
	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

	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 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.

	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
	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	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


	Output terminals	2 relay outputs,
		2 open collector outputs,
		2 anaalog outputs, 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	LED display	>7,5kW, two lines parameters dispaly, convenient for commissioning and operating.

9	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%
KD330-04500T4	45	60	92	90
KD330-05500T4	55	75	113	110
KD330-07500T4	75	100	157	152