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EM12 series frequency inverter
Model:EM12 series frequency inverter
Product Features:
EM12 series frequency inverter is updated from EM11 series,it‘s a type of adjustable speed drive used in electro-mechanical drive sysyems to control AC motor speed and torque by varying motor input frequency and voltege,its strong software and hardware will bring you a new using experience with excellent performance and powerful feature.
Product characteristics Product Specifications Application industry

a.1 Phase input, 3 phase output 200-240V, 0.75-350KW

b. 3 Phases input, 3 phase output 200-240V, 0.75-500KW

c. 3 Phases input, 3 phase output 380-415V, 0.75-630KW

d. 3 Phases input, 3 phase output 420-480V, 0.75-630KW

e. 3 Phases input, 3 phase output 575-690V, 11-630KW

EM12 model introduction


Solution of EMHEATER frequency inverter

EM12 keypad description



● EM12 is first class frequency inverter with very strong software and hardware.

● It has servo drive feature, with perfect speed control mode, and excellent torque control mode.

● It can save 2 group motor parameters , and can drive synchronous motor and

● It has sensor-less vector control (SVC), vector control+ PG; V/F control and V/F

● It has 49 kinds digital input functions and 38 kinds digital output functions.

● It has S curve of acceleration and deceleration, user can self defined S curve

● The IGBT carrier frequency can auto adjustment according to heatsink temperature.

● 35 kinds protection function, including auto detecting short circuit after power on.

● Including textile swing frequency and skip frequency function, etc.

● Overload Capacity:60s with 150% of rated current, 3s with 180% of rated current.

● All model built-in RS485 communication interface, and approved by CE.

Input terminal

●  6 digital input (DI) terminals, and one more terminal  which supports up to 50 kHz high-speed pulse input

●  2 analog input (AI) terminals, both of them support 0V~10 V voltage input or 0mA~20mA current input  expanding capacity:

●  many DI terminals

●  1 AI terminal that supports 0V~10 V voltage input.

Output terminal:

●  1 high-speed pulse output terminal (open-collector) that supports 0–50 kHz square wave signal output

●  1 digital output (DO) terminal

●  2 relay output terminal

●  2 analog output (AO) terminals, AO1 supports 0mA~20mA current output and 0V~10V voltage output.AO2 supports 0V~10V voltage output

●  Expanding capacity:

●  many DO terminals

●  many relay output terminals

Overload capacity

G type: 60s for 150% of the rated current, 3s for 180% of the rated current

P type: 60s for 120% of the rated current, 3s for 150% of the rated current

Individual functions

1.Virtual I/O            Five groups of virtual DI/DO can realize simple logic control

2.Timing control     Time range: 0.0~6500.0 minutes

Areas of application:
Electronics, textile, light industry, building materials, food, machinery, printing and dyeing, petrochemical, paper, logistics transportation, Wire drawing machine, winding machine, blow molding, chemical fiber, tobacco, grinder, mixer, extruding machine, injection molding machine, chemical industry, etc.