| enter |
Rated voltage, frequency |
Three-phase (4T series) 380V; 50 / 60HZ Three-phase (2T series) 220V: 50 / 60HZ |
| Allowable voltage range |
Three-phase (4T series) 320V ~ 460V three-phase (2T series) 190V ~ 250V |
| Output |
Voltage |
4T series; 0 ~ 380V 2T series; 0 ~ 220V |
| frequency |
Low frequency mode: 0 ~ 300HZ High frequency mode: 0 ~ 3000HZ |
| Overload capacity |
G-type machine: 110% long-term 150% 1 minute 180% 5 seconds
P-type machine: 105% long-term 120% 1 minute 150% 1 second |
| control method |
V / F control, advanced V / F control, V / F separation control, current vector control |
| Control features |
Frequency Set the resolution |
Analog input |
0.1% of the maximum output frequency |
| Digital setting |
0.01HZ |
| Frequency accuracy |
Analog input |
Within 0.2% of the maximum output frequency |
| Digital input |
Set the output frequency within 0.01% |
| V / F control |
V / F curve (voltage frequency characteristics) |
Reference frequency 5 ~ 600HZ arbitrarily set, multi-point V / F curve arbitrarily set, but also choose constant torque, low torque reduction 1, low torque reduction 2, square torque and other fixed curve |
| Torque boost |
Manual setting: 0.0 ~ 30.0% of rated output
Automatic boost: According to the output current and motor parameters automatically determine the lifting torque |
| Automatic current limiting and voltage limiting |
The motor stator current and voltage are automatically detected during acceleration, deceleration or steady operation, and are suppressed to within the allowable range according to the unique algorithm to minimize the possibility of system fault tripping |
| Control features |
No sense of vector control |
Voltage and frequency characteristics |
Output voltage to frequency ratio is automatically adjusted based on motor parameters and unique algorithms |
| Torque characteristics |
Starting torque:
150% of rated torque at 3.0Hz (VF control)
180% of rated torque at 0.5Hz (PG current vector control, flux vector control)
180% of rated torque at 0.05Hz (with PG current vector control)
Running speed steady-state accuracy: ≤ ± 0.2% rated synchronous speed
Speed fluctuation: ≤ ± 0.5% Rated synchronous speed
Torque response: ≤ 50ms PG vector control, PG vector control, flux vector control ≤ 20ms
|
| Motor parameters self-test |
Without any restrictions, the parameters of the motor can be automatically detected in the static and dynamic motor, in order to obtain the best control effect |
| Current and voltage suppression |
Full current closed-loop control, completely avoid the current impact, with a perfect over-current over-voltage suppression |
| Undervoltage suppression during operation |
Especially for users with low grid voltage and frequent grid voltage fluctuation, the system can maintain the longest possible running time according to the unique algorithm and residual energy distribution strategy even if the voltage is below the allowable voltage range |
| Typical function |
Multi-speed and swing frequency operation |
16 programmable multi-speed control, a variety of operating modes are optional. Swing frequency operation: preset frequency, adjustable center frequency, state memory and recovery after power off |
PID control
RS485 communication |
Built-in PID controller (presettable frequency) Standard configuration RS485 communication function, a variety of communication protocols optional, with linkage synchronization control function |
| Frequency setting |
Analog input |
DC voltage 0 ~ 10V, DC current 0 ~ 20mA (upper and lower limit optional) |
| Digital input |
Operation panel setting, RS485 interface setting, UP / DW terminal control, also can be combined with the analog input multiple settings |
| output signal |
Digital output |
2 OC output and one fault relay output (TA, TB, TC), up to 16 meanings |
| Analog output |
2 analog signal output, the output range of 0 ~ 20mA or 0 ~ 10V flexible set to achieve the set frequency, the output frequency and other physical output |
| Automatic voltage regulation |
According to the need to choose dynamic voltage regulator, static voltage regulator, unregulated three ways to get the most stable operating results |
| Increase, deceleration time setting |
0.1S ~ 3600min can be set continuously, S-type, linear model optional |
| brake |
Energy consumption brake |
Energy consumption braking starting voltage, hysteresis voltage and energy consumption braking rate continuously adjustable |
| DC braking |
Stop DC braking start frequency: 0.00 ~ P0.16 upper limit frequency
Braking time: 0.0 ~ 100.0s; Braking current: 0.0% ~ 150.0% of rated current |
| Flux braking |
0 ~ 100 0: invalid |
| Low noise operation |
Carrier frequency 1.0KHZ ~ 16.0KHZ continuously adjustable, to minimize motor noise |
| Speed tracking speed restart function |
It can realize the smooth restarting of the motor during operation and the restarting function of instantaneous stop |
| counter |
One internal counter to facilitate system integration |
| Run the function |
Upper and lower limit frequency setting, frequency jump operation, reverse run limit, slip frequency compensation, RS485 communication, frequency increment, decrement control, fault self-recovery operation |
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