POWTRAN PI9000 Series Frequency Inverter Motor Speed Control Ac Drive Mature Test Equipment Speed Tracking Function Multiple
frequency converter 50hz 60hz VFD pure sine wave inverter AC 220v 380v frequency inverter
POWTRAN products:
Frequency inverter/converter (AC drives): 0.75KW~630KW, 220VAC~690VAC,
Solar inverter: DC200V-DC800V 0.75KW-15KW
Soft starter: 380-460VAC 7.5KW-400KW
Braking unit, EMI Filter,etc
Why choose POWTRAN:
1,150% torque at 0.5hz;
2,Vector control with open-loop,closed-loop control;
3,Automatically identify the motor parameters,self-learning;
4,install PID,main spindle control for CNC lathe;
5, Modbus communication protocol,RS485 communication,CANlink
6, Simple PLC and multistage speed;
7,Speed tracking function;
8,Carrier frequency automatic adjustment;
9,Pendulum frequency;
10,Various protection mechanisms (over current/over voltage/overload, overheating, etc),
to protect the inverter and motor.
Control | Voltage and frequency levels | Single-phase 220,50/60Hz Three-phase 220V,50/60Hz |
Three-phase 480V,50/60Hz 380,50/60Hz | ||
Three-phase 690V,50/60Hz | ||
Allowable fluctuation | Voltage:±10% Frequency:±5% | |
Control system | High performance vector control inverter based on DSP | |
Output frequency | Vector control:0 to 300Hz V/F control:0 to 600Hz | |
Control method | V/F control, vector control W/O PG, vector control W/ PG | |
Automatic torque boost function | Realize low frequency (1Hz) and large output torque control under the V/F control mode. | |
Acceleration/deceleration control | Straight or S-curve mode. Four times available and time range is 0.0 to 6500.0s. | |
V/F curve mode | Linear,square root/m-th power,custom V/F curve | |
Over load capability | G type:rated current 150% - 1 minute, rated current 180% - 2 seconds | |
F type:rated current 120% - 1 minute, rated current 150% - 2 seconds | ||
Maximum frequency | Vector control:0 to 300Hz V/F control:0 to 600Hz | |
Carrier Frequency | 0.5 to 15kHZ;automatically adjust carrier frequency according to the load characteristics. | |
Input frequency resolution | Digital setting: 0.01Hz Analog setting: maximum frequency×0.025% | |
Start torque | G type: 0.5Hz/150% (vector control W/O PG) F type: 0.5Hz/100% (vector control W/O PG) | |
Speed range | 1:100 (vector control W/O PG) 1:1000 (vector control W/ PG) | |
Steady-speed precision | Vector control W/O PG: ≤ ± 0.5% (rated synchronous speed) | |
Vector control W/ PG: ≤ ± 0.02% (rated synchronous speed) | ||
Speed control accuracy | Vector control W/O PG≤±0.3% ( rated synchronous speed ) | |
Torque response | ≤ 40ms (vector control W/O PG) | |
Torque boost | Automatic torque boost; manual torque boost(0.1% to 30.0%) | |
DC braking | DC braking frequency: 0.0Hz to max. frequency, braking time: | |
Jogging control | Jog Frequency Range: 0.00Hz to max. frequency; | |
Multi-speed operation | Achieve up to 16-speed operation through the control terminal | |
Built-in PID | Easy to realize closed-loop control system for the process control. | |
Automatic voltage regulation(AVR) | Automatically maintain a constant output voltage when the voltage of electricity grid changes | |
Torque limit and control | "Excavator" feature - torque is automatically limited during the operation to prevent frequent | |
Running method | Keyboard/terminal/communication |
Product Pictures
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