75kw frequency inverter connect with the star delta for compressor 55kw

We have several kinds of frequency drive as below:

a.1ph 220V input and 3ph 220V output 

b.3ph 220V input and 3ph 220V output 

c.3ph 380V input and 3ph 380V output 

d.3ph 480V input and 3ph 480V output 

e.1ph 220V input and 3ph 380V output

f.1ph 220V input and 1ph 220V output

g.DC 300~380V/450-650V input and AC 220V/380V output solar inverter

Product Specifications

EM12 series frequency inverter is based on the accurately understanding of EMHEATER for customer’s requirements, inheriting the consistent pursuit of EMHEATER for high-quality, high reliability. EM12 series frequency inverter will bring you a new using experience with its excellent performance and powerful features.

Product Features

Feature:
1.EM12 is first class frequency inverter with very strong software and hardware.
2.It has servo drive feature, with perfect speed control mode, and excellent torque control mode.
3.It can save 2 group motor parameters , and can drive synchronous motor and asynchronous motor.
4.It has sensor-less vector control (SVC), vector control+ PG; V/F control and V/F separation control.
5.It has 49 kinds digital input functions and 38 kinds digital output functions.
6.It has S curve of acceleration and deceleration, user can self defined S curve turning time.
7.The IGBT carrier frequency can auto adjustment according to heat sink temperature.
8.35 kinds protection function, including auto detecting short circuit after power on.
9.Including textile swing frequency and skip frequency function, etc.
10.Voltage Range:220V~240V; 380V~440V.
11.Input Frequency Range:45~65Hz.
12.Output Voltage Range:0V~rated input voltage.
13.Output Frequency Range:V/F( 0~3000Hz); Vector Control (0~300Hz).
14.Overload Capacity:60s with 150% of rated current, 3s with 180% of rated current.
15.From 0.75~7.5KW Plastic house; 11~400KW is metal house.
16.Speed Accuracy: ±0.5% (SVC); ±0.02% (VC).
17.Pulse setting input: 0Khz~100Khz.
18.All model built-in RS485 card, and approved by CE.
19.EM12-G3/P3 models are integrated IGBT.
20.The malfunction ratio is 0.1% within 18 months warranty.

Solution of EMHEATER

Technical Profession

Application

hammer crusher machine 

Brick factory

Tower crane transformation project

Plastic Injection Molding Machine
Air Conditioning System
Air Compressor
Pump
Elevator System
Metal Processing Machine
Conveyor Machine
Textile Machine
Construction Building
Consumer Product 

and etc