input | Rated voltage,frequency | Three phase (4T Series) 380V; 50 / 60Hz three phase (2t Series) 220V: 50 / 60Hz |
Allowable variation range of voltage | Three phase (4T Series) 320v ~ 460V three phase (2t Series) 190V ~ 250V |
output | Voltage | 4T series; 0 ~ 380V 2T series; 0 ~ 220V |
frequency | 0~600HZ |
Overload capacity | 110% long term 150% 1 minute 180% 5 seconds |
control mode | V / F control, simple vector control |
Control characteristics | Frequency setting resolution | Analog input | 0.1% of maximum output frequency |
Digital setting | 0.1HZ |
Frequency accuracy | Analog input | Within 0.2% of maximum output frequency |
Digital input | Set the output frequency within 0.01% |
V/F control | V / F curve (voltage frequency characteristic) | The reference frequency can be set arbitrarily from 5 Hz to 600 Hz, the multi point V / F curve can be set arbitrarily, and a variety of fixed curves such as constant torque, low reduced torque 1, low reduced torque 2 and square torque can also be selected |
Torque lifting | Manual setting: 0.0 ~ 30.0% of rated output |
Automatic lifting: according to the output current and motor parameters, automatically determine the lifting torque |
Automatic current limiting and voltage limiting | Whether in the process of acceleration, deceleration or stable operation, the stator current and voltage of the motor are automatically detected, and the unique algorithm is used to suppress the current and voltage within the allowable range, so as to minimize the possibility of system fault tripping |
Control characteristics | Sensorless vector control | Voltage frequency characteristic | The output voltage frequency ratio is automatically adjusted according to the motor parameters and unique algorithm |
Torque characteristics | Starting torque: |
100% rated torque at 5.0hz (VF control) |
150% rated torque at 1.5Hz (simple vector control) |
Current and voltage suppression | Full range current closed-loop control, completely avoid current impact, with perfect over-current and over-voltage suppression function |
Under voltage suppression in operation | Especially for the users with low grid voltage and frequent fluctuation of grid voltage, the system can maintain the longest possible operation time according to the unique algorithm and residual energy allocation strategy even if the voltage is lower than the allowable range |
Typical functions | Multi speed operation | 7-segment programmable multi-stage speed control, multiple operation modes are optional. |
PID control | Built in PID controller (preset frequency). Standard configuration of RS485 communication function, a variety of communication protocols optional, with linkage synchronization control function |
RS485 communication |
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, and various combination settings with analog input |
output signal | Digital output | 1 channel OC output and 1 channel fault relay output (TA, TB, TC), up to 14 meaning options |
Analog output | One analog signal output, the output range is 0 ~ 20mA or 0 ~ 10V, which can realize the output of physical quantity such as setting frequency and output frequency |
Automatic stable operation | According to the needs, dynamic voltage stabilization, static voltage stabilization and non voltage stabilization can be selected to obtain the most stable operation effect |
Acceleration and deceleration time setting | 0.1s ~ 999.9min continuous setting |
braking | Energy consumption braking | The starting voltage, return differential voltage and energy consumption braking rate can be adjusted continuously |
DC brake | Starting frequency of DC braking at shutdown: 0.00 ~ [f0.05] upper limit frequency |
Braking time: 0.0 ~ 30.0S; braking current: 0.0% ~ 50.0% of motor rated voltage |
Low noise operation | Carrier frequency 1.0khz ~ 16.0khz can be adjusted continuously to minimize motor noise |
Counter | One internal counter, convenient for system integration |
Operation function | Setting of upper and lower frequency, frequency jump operation, reverse operation limit, slip frequency compensation, RS485 communication, frequency increasing, decreasing control, fault self recovery operation, etc |
display | Operation panel display | running state | Output frequency, output current, output voltage, motor speed, set frequency, module temperature, PID setting, feedback, analog input and output, etc |
Alarm content | Output frequency, set frequency, output current, output voltage, DC voltage, module temperature and other operating parameters recorded during the last fault trip |
Protection function | Over current, over voltage, under voltage, module failure, electronic thermal relay, overheating, short circuit, internal memory failure, etc |
Environmental Science | Ambient temperature | - 10 ºC~ + 40 ºC (if the ambient temperature is between 40 ºC and 50 ºC, please reduce the rating for use) |
Ambient humidity | 5% - 95% RH, no water condensation |
surrounding environment | Indoor (no direct sunlight, corrosion, flammable gas, oil mist, dust, etc.) |
altitude | Derating for more than 1000m, with 10% derating for every 1000m increase |
structure | Protection level | IP20 |
Cooling mode | Air cooled with fan control |
Installation mode | Wall mounted, cabinet |