Specifications
1) 0.75~630KW 220v~690V frequency inverter
2)motor speed controller
3) CE,ISO,TUV
4) VFD VSD ac drive
5) frequency converter
VFD Sensor ,sensorless vector frequency converter 50hz 60hz inverter frequency inverter Motor speed controller AC drive
POWTRAN product:
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
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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.
1,PI9000S series MPPT DC/AC Solar inverter for pump, (submergilbe/surface pump)
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2, PI9000 Series AC/AC Frequency inverter VFD (for AC motors, pumps,CNC, spindle, Compressor etc)
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Control
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Voltage and frequency levels
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Single-phase 220v-240v ,50/60Hz Three-phase 220V-240v ,50/60Hz
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Three-phase 380v-415v ,50/60Hz , 420v-480V 50/60Hz
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Three-phase 690V,50/60Hz
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Allowable fluctuation
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Voltage:±10% Frequency:±5%
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Control system
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High performance vector control inverter based on DSP
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Output frequency
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Vector control:0 to 320Hz V/F control:0 to 3200Hz
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Control method
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V/F control, vector control W/O PG, vector control W/ PG
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Automatic torque boost function
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Realize low frequency (1Hz) and large output torque control under the V/F control mode.
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Acceleration/deceleration control
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Straight or S-curve mode. Four times available and time range is 0.0 to 6500.0s.
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V/F curve mode
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Linear,square root/m-th power,custom V/F curve
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Over load capability
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G type:rated current 150% - 1 minute, rated current 180% - 2 seconds
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F type:rated current 120% - 1 minute, rated current 150% - 2 seconds
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Maximum frequency
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Vector control:0 to 300Hz V/F control:0 to 600Hz
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Carrier Frequency
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0.5 to 15kHZ;automatically adjust carrier frequency according to the load characteristics.
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Input frequency resolution
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Digital setting: 0.01Hz Analog setting: maximum frequency×0.025%
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Start torque
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G type: 0.5Hz/150% (vector control W/O PG) F type: 0.5Hz/100% (vector control W/O PG)
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Speed range
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1:100 (vector control W/O PG) 1:1000 (vector control W/ PG)
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Steady-speed precision
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Vector control W/O PG: ≤ ± 0.5% (rated synchronous speed)
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Vector control W/ PG: ≤ ± 0.02% (rated synchronous speed)
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Speed control accuracy
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Vector control W/O PG≤±0.3% ( rated synchronous speed )
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Torque response
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≤ 40ms (vector control W/O PG)
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Torque boost
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Automatic torque boost; manual torque boost(0.1% to 30.0%)
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DC braking
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DC braking frequency: 0.0Hz to max. frequency, braking time:
0.0 to 36.0 seconds, braking current value: 0.0~100.0s
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Jogging control
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Jog Frequency Range: 0.00Hz to max. frequency;
Jog Ac/deceleration time: 0.0s~6500.0s
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Multi-speed operation
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Achieve up to 16-speed operation through the control terminal
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Built-in PID
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Easy to realize closed-loop control system for the process control.
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Automatic voltage regulation(AVR)
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Automatically maintain a constant output voltage when the voltage of electricity grid changes
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Torque limit and control
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"Excavator" feature - torque is automatically limited during the operation to prevent frequent
overcurrent trip;the closed-loop vector mode is used to control torque
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Running method
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Keyboard/terminal/communication
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Powtran PI9100 series frequency inverter (0.75kw~7.5kw)
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Powtran frequency inverter PI9200 series (4kw~160kw)
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