Centrifuge 40 HP Variable Frequency Drive Inverter Automatic Torque Boost Compensation

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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

Centrifuge 40 HP Variable Frequency Drive Inverter Automatic Torque Boost Compensation

Large Image : Centrifuge 40 HP Variable Frequency Drive Inverter Automatic Torque Boost Compensation 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

Torque:	Automatic Torque Boost Compensation	Run:	Large Inertia Load, Withstands Over-current And Deceleration Over-voltage
Start Up:	High Starting Torque, Ensuring Smooth Start, Low Frequency Torque, No Stalling For Parking	Brake:	Braking Unit And Braking Resistor According To Braking Time Requirements
Design:	Modular Design, Compact Structure, Easy Maintenance And Enhanced Product Interchangeability	Voltage Regulation:	Automatic Voltage Regulation
High Light:	vfd inverter drive , single phase motor inverter

Centrifuge Variable Frequency Drive Inverter 3AC 40HP ( 30KW ) 380V~460V

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

	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.



	Torque boost	Automatically torque boost; manually torque boost: 0.1%~30.0

	Operation command mode	Keypad control
		Terminal control
		Serial communication control (Modbus)
	Acceleration/deceleration mode	Straight line/S curve; four kinds of acceleration/deceleration time, range: 0.0s~65000s

	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	Braking time: 0.0s~25.0s
		DC braking when starting and stopping
		DC braking 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	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

	Torque control	Torque control without PG
	Wobble frequency control	Multiple triangular-wave frequency control, special for textile
	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	Communication terminals	Build-in standard RS485 communication interface, support MODBUS-RTU communication protocol

	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
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	Electrostatic testing	1. Under contact condition -- without failure under 5000V.
		2. Noncontact conditions -- without failure under 10000V.
4	High overload capacity	150% / 120s, 160% / 60s, 180% / 10s, 200% /1s
	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.

5	PCB aging test	100% test, 50°C, 12 hours.
	Finished products aging test	100% test, 50°C, 24 hours.
6	Loading test	1. After manufacturing.
		2. After aging test.
		Two times, 100% tested:
7	LED display	>7,5kW, two lines parameters dispaly, convenient for commissioning and operating.

8	Grouped pulse testing	Without failure under 4500V (better EMC performance).

9	Big start torque	0.5Hz/150% (V/f), 1Hz/150% (SVC)
10	EMC filter	C3 level EMC filter build-in standardly