EMHEATER high frequency inverter pcb vfd/vsd ac drive 220V/ 380V 18.5KW by CE

Items

Specification

Input

Rated input voltage

Single phase 220 V/Three phase 220/380/460/690V + 15%,47~ 63 Hz

Output

Maximum output voltage

Maximum output voltage is same with input power

Output feature

100% continuous output

Basic control

function

Over-load capacity

150% rated current 1 minute, 180% rated current 10 seconds

Control mode

Sensorless vector control, V/F control, Torque control optimization vector PWM

Input mode

Frequency (speed) input. Moment input. Location input

Operation mode

Keypad. External terminal (2 line control. Three line control). RS485

Frequency setting mode

Digital input. Analog input. Multiple speed. PID set. Serial communication RS485 setting, etc

Frequency control range

0.00-600.00 Hz

The resolution of the input frequency

Digital: 0.01 Hz simulation: 0.05 Hz

Acc./ Dec. time

0-3600 seconds

Carrier frequency

0.5 K - 15.0 KHz

Voltage/frequency characteristic

Rated voltage 20% - 100% adjustable; The fundamental frequency of the 20 Hz ~ 600 Hz adjustable

Torque boost

Automatic torque boost. Fixed torque boost curve, arbitrary V/F curve optional

Start torque

0.5 Hz / 150% rated torque

Speed control ratio

1: 100(no sensor vector)

Moment control accuracy

Plus or minus 0.5% maximum speed

Output voltage adjustment

AVR function effectively, keep output voltage stable

Current automatic limiter

Automatic limit output current, avoid frequent over current trip

DC brake

Brake frequency: 0.1 ~ maximum frequency braking time 0 ~ 50 seconds brake current: 0 ~ 150% rated

Peripheral port function

Programmable digital input

6 channels programmable terminal input

Programmable analog input

AI1:0 ~ 10 V input, AI2:0 ~ 10 V or 0 to 20 mA input

Open collector output

1 channel output

Relay output

1 channel output

Analog output

Two ways of output, 0/4 ~ 20 mA and 0 ~ 10 V

Keyboard display

LED display

LED digital tube display frequency converter of relevant information

LCD display

LCD liquid crystal display converter code information

Parameter copy

Can upload and download converter code information, realizing fast parameter copy

Protection

Protection function

Short circuit, the flow, overvoltage, undervoltage, lack of phase, overheating, external fault, communication malfunction,PID feedback fault, brake unit fault, the motor self learning problem and so on 25 studies fault protection.

Use condition

Installation site

Less than 1000 meters above sea level, clean, no oil mist, no corrosive gas, no direct sunlight

Applicable ambient

-10 °C ~ +40°C, 20% ~ 90% RH (no frost)

Vibrate

Less than 0.5 g

Storage ways

-25 °C ~ +65°C

Installation ways

Wall (0.75 KW ~ 132 KW), floor type electric control cabinet (160 ~ 400 KW)

Protection level

IP20

Type of cooling

Forced air cooling (controlled)