Item |
Description |
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 |
