LicOS D3 Series VFD: High-Performance Vector Frequency Converter

LicOS D3 Series Vector Frequency Converter for Advanced Motor Control

D3 Series High performance VFD

LicOS D3 series is a new generation of high-performance vector-type frequency converter of Unionscience Technology adopts advanced motor control algorithms to support AC asynchronous motor, permanent magnet synchronous motor and synchronous reluctance motor control. With high reliability, high performance, strong expansion capability, support for multiple transmission, easy to set up cabinets and other characteristics.

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Product Details

Unionscience Technology, as a core technology team of Kunming University of Science and Technology, founded the enterprise and has focused for more than 20 years on domestic industrial controllers and industrial software. Seizing the strategic opportunities of a manufacturing powerhouse and digital China, it has created a product system of “LicOS” that is fully under its own intellectual property rights, independent and controllable, intelligent and trustworthy. This system includes domestically independently controllable industrial controllers (PLC/PAC), the TOA unified development automation platform, and the MOM manufacturing operation management system.

Place of Origin	Yunnan, China	Brand Name	LicOS
Product name	Frequency Inverters / Ac drive/ variable frequency drive	Condition	100% Original
Warranty	1year	Package	100% Original Package
Service	One-stop Service	Maximum order quantity	1 set
Quality	High-quality	Selling Units	Single item
On-time delivery rate	100.0%	Response time	≤3h
Floorspace	6200m²	Experienced Staff	200⁺

Rich expansion interfaces: I/O expansion module, speed feedback encoder module, communication module, etc.

Various control modes: V/F, open-loop vector (SVC), closed-loop vector (FVC), voltage-frequency separation.

High start: 0.5Hz output 150% rated torque (SVC); 0Hz output 200% rated torque (FVC).

High precision: high speed control accuracy, IM: ±0.5%/PMSM: ±0.1% (SVC) ±0.02% (FVC).

Excellent current suppression function: suppress the impact current caused by load mutation and reduce equipment failure and downtime.

High-performance vector universal platform, brand-new motor control algorithm.

Item

Specification

Supply voltage and power range

Three-phase 380V~480V -15%~10%
0.75-630kW

Power supply frequency

50/60Hz ±5%

Motor Type

Three-phase induction motor (IM), permanent magnet synchronous motor (PMSM), synchronous reluctance motor(Synrm)

Control Mode

V/F, open loop vector (SVC), closed loop vector (FVC), voltage-frequency separation mode

Speed range

1:200 （SVC）
1:1000 （FVC）

Steady speed accuracy

IM:±0.5%/PMSM:±0.1%（SVC）
±0.02%（FVC）

Torque control accuracy

IM:±10%/PMSM:±5%（SVC）
IM:±5%/PMSM:±2.5%（FVC）

Starting torque

0.5Hz 150%（SVC）
0.0Hz 200%（FVC）

Overload capacity

G-Heavy load: 150% rated current 60s
P-light load: 120% rated current 60s

Output frequency range

0～600Hz

Analog Input

2 channels: AI1 (0-10V/4-20mA/0-20mA), AI2 (0-10V/4-20mA/0-20mA)

Analog Output

2 channels: AO1 (0-10V/4-20mA/0-20mA), AO2 (0-10V/4-20mA/0-20mA)
Note: Frame size 5 and below models have 1 AO output

Digital Input

7 programmable digital inputs, maximum input frequency 1KHz, internal impedance 4.4KΩ
Note: Frame size 5 and below have 5 programmable digital inputs

Digital Output

1 open collector programmable logic output, maximum current of internal power supply is 1.2mA

Maximum current of external power supply is 200mA

1 high-speed pulse output, maximum frequency can reach 100kHz

Relay output

2 programmable relay outputs:

TA1 normally open contact, TB1 normally closed contact, TC1 common terminal

TA2 normally open contact, TB2 normally closed contact, TC2 common terminal

Note: Frame size 5 and below models have 1 relay output

Communication interface

Modbus RTU communication:

A+/B-/485G

Extension Interface

EX-A: Expandable I/O expansion module, communication module, temperature expansion module

EX-B: Expandable speed feedback encoder module

Installation method

Rail installation, wall installation, flange installation, floor installation

Cooling method

Forced air cooling

Protection level

IP20

Operating temperature

-10℃～+50℃, >40℃ need to reduce capacity

Storage temperature

-30℃～+60℃

Certification

Why Choose Us

A wealth of experience

With over 20 years of industry experience, we are committed to providing efficient industrial automation solutions to our customers.

Strong R&D team

With our strong technical team and R&D capabilities, we can respond quickly to customer needs and provide customised solutions.

Global Perspective

We work closely with customers all over the world and have a wide range of industry application experience to meet diverse needs.

Focus on Quality

We always adhere to high standards of quality control to ensure that every product meets the needs of the international market.

Flexible production capacity

We have flexible production capacity to support small to large volume customised production to meet the varying needs and delivery times of our customers.

Excellent Customer Service

We provide a full range of pre-sales, sales and after-sales support to ensure that our customers receive timely and efficient service throughout the entire co-operation process.

Scenario Application