High Performance Variable Frequency Converter 60Hz 50Hz

Power input

Voltage, frequency

Single-phase 220V     50/60Hz     Three-phase 380V 50/60Hz
  Three-phase 220V   50/60Hz     Three-phase 660V   50/60Hz
  Three-phase 1140V  50/60Hz

Permissible fluctuation

Voltage: 320V~440V; voltage imbalance rate:<3%;   frequency: ±5%
  Distortion rate is in accordance with IEC61800-2 requirements.

Switch-on impact current

Less than the rated current

Power factor

≥0.94 (DC reactor is collocated)

Efficiency of frequency converter

≥96%

Output

Output voltage

Output under rated conditions: Three-phase, 0~input   voltage; error is less than 5%.

Scope of output frequency

Type Y: 0-320Hz

Precision of output frequency

Maximum frequency: ±0.5%

Overload capacity

Type Y: 150% rated current for 1 minute; 180% rated   current for 10 seconds; 200% rated current for 0.5 second.

Main control   property

Control model of motor

No PG vector control: 1; no PG vector control: 1; with PG   vector control: 0; with PG vector control: 1

Modulation model

PWM modulation of optimized space vector

Carrier frequency

0.6~15.0kHz, modulation of random carrier

Control scope of speed

Without PG vector control, rated load: 1: 100
  With PG vector control, rated load: 1: 1000

Precision of stable rotational speed

Without PG vector control: ≤1% rated synchronized   rotational speed
  With PG vector control: ≤0.02% rated synchronized rotational speed

Starting torque

Without PG magnetic flux vector control: under 0.5Hz,   180% rated toque
  With PG magnetic flux vector control: under 0Hz, 200% rated toque

Torque response

Without PG magnetic flux vector control: ≤20ms
  With PG magnetic flux vector control: ≤10ms

Precision of frequency

Digital setup: Maximum frequency ×±0.01%
  Analog setup: Maximum frequency ×±0.2%

Resolution of frequency

Digital setup: 0.01Hz
  Analog setup: Maximum frequency ×0.05%

Basic functions of   product

DC brake capacity

Starting frequency: 0.00~50.00Hz
  Brake time: 0.0~60.0s
  Brake current: 0.0~150.0% rated current

Torque hoisting

Automatic torque hoisting: 0.0%~100.0%
  Manual torque hoisting: 0.0%~30.0%

V/F curve

Five model: One user setup V/F curve model; one linear   torque characteristic curve; three reduced torque characteristic curve model   (1.3 times, 1.7 times and 2.0 times)

Acceleration/deceleration curve

Two models: Straight acceleration and deceleration, S   curve acceleration and deceleration.
  Four sets of acceleration and deceleration times; time unit: 0.01s; maximum   time: 650.00s

Rated output voltage

Usage of power voltage compensation function; rated   voltage of motor: 100%; setup between 50%--100% scope (output does not exceed   the input voltage)

Automatic voltage adjustment

In case of voltage fluctuation in the grid, it can   automatically maintain the output voltage constant

Automatic energy-saving operation

According to the load, it automatically optimizes the   output voltage and realizes energy-saving operation

Automatic current limitation

It automatically limits the current in the normal   operation and prevents frequent over-current and fault tripping.

Settlement of instantaneous power cutoff

In case of instantaneous power cutoff, it is controlled   by busbar voltage and uninterrupted operation is realized.

Standard function

PID control, rotational speed tracking and re-start upon   power cutoff; skipping frequency, control of upper and lower frequency   limits, procedure operation, multi-section speed, pendulum frequency   operation, RS 485, analog output and frequency pulse output

Frequency setup tunnel

Setup of keyboard figure, keyboard potentiometer, analog   voltage terminal VS1, analog voltage terminal VS2, analog current terminal   AS, communication setup and multi-tunnel terminal selection and combination   between main and auxiliary tunnels

Feedback input tunnel

Voltage terminal VS1, voltage terminal VS2, current   terminal AS, communication setup and pulse input PUL

Operation command tunnel

Setup of operation panel, external terminal and   communication

Input command signal

Start, shutdown, positive and reverse rotation, inching   operation, multi-section speed, free parking, reset, selection of   acceleration and deceleration time, selection of frequency setup tunnel and   external fault alarm

External output signal

One relay output, two integrated electrode output, 0~10V   output, 4~20mA output, frequency pulse output

Protective function

Over-voltage, under-voltage, current amplitude,   over-current, overload, electronic heat relay, overheat, over-voltage   lose-of-speed, data protection

Keyboard display

LED display

Display of one-way 4-digit digital pipe

Surveillance of status volume of one frequency converter

Display of two-way 4-digit digital pipe

Surveillance of status volume of two frequency converters

Parameter copy

It can upload and download functional code information of   frequency converter and realize swift duplication of parameters.

Status surveillance

Output frequency, set frequency, output current, input   voltage, output voltage, rotational speed of motor, PID feedback volume, PID   set volume, module temperature and input/output terminal status.

Fault alarm

Over-voltage, under-voltage, over-current, short circuit,   phase deficiency, overload, overheat, over-voltage loss-of-speed, current   amplitude, data protection damage, operation status of existing fault and   historical fault

Environment

Installation area

Indoor altitude is not above 1000m; no corrosive gas or   direct sunshine is witnessed.

Temperature and humidity

-10 ~ +40℃     
  20%—95%RH (without dewing)

Vibration

Less than 0.5g below 20 Hz

Storage temperature

-25—+60℃

Installation model

Wall-mounted type, cabinet type

Protective level

IP20

Cooling model

Forced air cooling