Sell frequency inverter converter vfd emheater @China (Mainland)

Series

EM-A/F series inverter

Control Model

SPWM

Input Power

3phase 380~440V；1phase 220V：170~240

5digital LED and state indication

Show frequency, current, rpm, voltage, counter, temperature, Forward /Reverse, fault

Communication

RS-485

Ambient temperature

-10~40℃

humidity

0~95%（no dewing）

Vibration

Below 0.5G

Frequency

Range

0.10~400.00Hz

precision

Digital：0.01%（-10~40℃）；Analog：0.1%（25±10℃）

Set Solution

Digital：0.01Hz；Analog：operation frequency precision 1‰.

Output Solution

0.01Hz

Keypad setting

By ←∧∨setting

Analog setting

DC 0-5V，0-10V，4-20mA，0-20mA.

Extra Functions

Lower frequency limited, start frequency, stop frequency, three jumping frequency can separately set.

Control Mode

ACC/DEC control

4 section ACC/Dec time（0.1-6500 second）option.

V/F Curve

Can freely set V/F curve.

Torque control

Can be set torque ascension, maximum 10.0% start torque 1.0Hz can reach 150%.

Multi-function

input terminal

6 multi-function input terminals, realize 8 section speed control, Program run，4section ACC/DEC switch，UP、DOWN function、counter, Extra Jerk functions.

Multi-function output terminal

6 multi-function output terminals，realize indication and alarm for running state, stop, counter, extra fault, program running.

Other functions

Automatic Voltage Regulation (AVR), DEC stop or Free stop、DC brake, Auto reset startup, frequency tracking, PLC program control, traverse control, adjustable carrier frequency, Up to 20KHz etc.

Protection Function

Overload protection

Electronic relay protect motor (A series150% per minute，F3 120%/1 minute)

FUSE protection

FUSE fusing, motor stop.

Over voltage

220V: DC bus voltage＞400V；380V：DC bus voltage＞800V

Low voltage

220V: DC bus voltage＜200V；380V：DC bus voltage＜400V

Instant lose power restart

Track this moment frequency to restart after instant lose power.

Stall avoid

Avoiding stall in ACC/DEC.

Output short circuit

Electronic line protection

Other function

Cooling fin overheat, reverse limitation, automatic start and fault reset after power on and parameter lock functions.