VFD Vector Frequency Inverter Variable Frequency Converter For Asynchronous Motor Drive Control

Technical Data

Projects

Specification Description and Technical Data

Power input/
output

Input voltage

Input voltage: 380V (-15%) to 480V (+10%) Phase: Three-phase

Input power frequency

50Hz/60Hz ±5%

Input voltage imbalance

≤3%

Output voltage

OV-Input voltage

Output frequency

0~600Hz

Motor type

Asynchronous motor

Master control performance

Control mode

V/F, OLVC(Open-loop Vector Control), CLVC(Closed-loop Vector Control)

Speed range

1:10 V/F; 1:100 OLVC; 1:1000 CLVC

Starting torque

OLVC: 150%(0.5Hz), CLVC: 200%(OHz)

Torque precision

≤±5%, in Vector control mode

Torque ripple

≤±5%, in Vector control mode

Speed stability

OLVC, 0.2%; CLVC: 0.1%

Torque response

≤5ms, in Vector control mode

Acceleration/deceleration time

0.0s~3200.0s; 0.0min~3200.0min

Torque boost

0.0%~30.0%

Overload capacity

G model: 150% 1min/5min; 180%10s/5min; P model: 110% 1min/5min; 150% 10s/5min

V/F curve

Straight-line type, multi-point type, V/F Half separation mode, V/F complete separation mode

Input frequency resolution

Digital setting: 0.01Hz, Analog setting: 0.01Hz

Acceleration/deceleration curve

Straight line and S-curve

Main functions

Simple PLC, Multi-speed control

16 speed segments supported through control terminals

Automatic voltage regulation (AVR)

Automatically keeps the output voltage constant when grid voltage varies within a certain range

Fixed length control

Fixed length control

Built-in PID

Easily forms a closed-loop control system

Multi-motor switching

Switchover between two groups of motor parameters to control the two motors

Virtual I/O

Eight groups of virtual DI/DOenabling simple logic control

Overvoltage/Overcurrent stall control

Automatic current and voltage limitation during operation preventing the inverter from tripping due to frequent overcurrent or overvoltage

Restart after power failure

After power failure and restoration, the inverter waits for a set time before automatically running

Quick current limiting

Avoids frequent overcurrent faults in the inverter

Frequency setting method

keypad; terminal UP/DOWN; multi-reference; pulse reference; communication

Power input/ output

Analog input terminals

AI1; AI2: 0V~10V/ 0 (4)mA~20mA

Digital input terminals

DI1-DI5, 5 programmable digital input terminals with opto-isolation, compatible with both
sinking/sourcing inputs.
DI5 supports high-speed pulse input with a maximum input frequency of 100kHz.

Digital output terminals

Open-collector output; output voltage range: 0V~24V; current load capacity: 50mA.
DO1 supports high-speed pulse output with a maximum output frequency of 100kHz.

Analog output terminals

1-channel 0V ~ 10V/0(4)mA ~ 20mA

Relay output

1-channel Form C contact, NO+NC

Communication

Communication protocols

Modbus RTU (standard configuration); Profibus-DP; Profinet IO; CANopen; Modbus TCP/IP; Ethercat; EtherNet/IP (optional configuration)

Ambient
requirements

Altitude

≤1000m: no need for derating
1000~3000m: derating by 1% per 100m increased

Ambient temperature

-25℃～+40℃ (Running with derating allowed between 40~55)

Humidity

15% ~ 95%, No condensation

Vibration

3M3, IEC60721-3-3

Storage temperature

−40°C~+70°C

Installation place

Indoor, without direct sunlight, free from flammable, corrosive gases, liquids, and conductive
particles.

Optional accessories

Encoder card, communication expansion card, IO expansion card

Protections

Protection against short circuit , overcurrent, overload, overvoltage, undervoltage, phase loss,
overtemperature, external faults, etc.

Installation method

Installed in a cabinet

Protection rating

IP20

Cooling method

Air cooling