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Powtran 7.5KW vsd
Novel structure design Complete upgrade of the software Optimized production technique Mature test equipment
mechanics, electronics, metallurgy, mining, petrochemical, transportation, building materials, municipal, metal processing, textile, printing and dyeing, paper making, Injection machine, central air conditioning, numerical control machine tool, air-compressor, fan and pump, blower, air conditioner for large buildings; wastewater treatment system; water supply system for large buildings; public water supply system and other industries and fields.
Powtran TechnologyPI7600 Family Inverter Brief Introduction New PI7600 Family inverter supplies the more comprehensive motor control solution to you. It employs the advanced technology of PWM control and vector control, high performance power module and DSP control. It is with internal current loop to realize high precision of close loop control and reach the stability and precision of current and frequency. Completely new manufacture technique and test equipment ensures the better stability and reliability of the product. Stable /Compact/ Goodly Characteristic: Novel structure design Complete upgrade of the software Optimized production technique Mature test equipment Installation Dimension
Single-phase 200~240V,50/60Hz Three-phase 200~240V,50/60HzThree-phase 380~415V,50/60Hz Three-phase 440~460V,50/60HzThree-phase 575V,50/60Hz Three-phase 660V,50/60HzThree-phase 1140V,50/60H
high performance vector control inverter based on DSP
G/F/Z/S/T/M:0.00~800.0Hz,the maximum frequency range is 10.00~800.0HzH:0.00~2000.0Hz,the maximum frequency range is 10.00~2000.0Hz.
V/F control, V/F+ PG control, vector + PG control
asynchronous space vector PWM, step less and subsection synchronous space vector PWM,2 phase optimized vector PWM
Realize low frequency (1Hz) and large output torque control under the v/f control mode.
Accelerate /decelerate control
Acceleration/Deceleration S curve subsection set mode. The maximum running time is 26 hours.
7 step speed program running, the maximum running time is 88 hours.
Digital references:0.01Hz(300 Hz and below),0.1 Hz(above 300 Hz)Analog references:0.05Hz/60Hz
Speed control tolerance 0.01%(25 10 )
Linear,square,8 V/F curve set by user
G/S:150% for one minute, 200% for 0.1 secondF:120% for one minute, 150% for 0.1 secondZ/M/T:180% for one minute, 250% for 0.1 secondH:250% for one minute, 300% for 0.1 second
0~10% automatic slip compensation
Keypad/Terminal/Communication mode
There are 11 frequency setting modes, including DC 0~10V, DC 0~20mA, DC 4~20mA, potentiometer on the keyboard.
can set 7 steps speed at most(using multi-function or program running)
At most 8 steps acceleration can be set (using multi function terminals or program running.)
Interrupt controller's output.
When the protection function is affective, system can reset fault state automatically.
DC 0~10V, DC 1~5V, DC 0~20mA, DC 4~20mA
motor state display, stop, accelerate/decelerate, seven-speed,program running state
relay fault output: AC 250V 5A, DC 30V 5A
2 analog output, 8 signals could be selected: frequency, current, voltage, temperature, etc, the output signal range is 0~10V/0~20Ma.
6 output signals, each one with 32 signals for option.
Limit frequency, skip frequency, torque difference compensate, reverse protection, automatic adjustment, PID control
On base of non-OC, internal PID can regulate braking current to ensure enough braking torque.
Display of current IGBT temperature
Temperature of starting the fan can be set. (options)
restart after momentarypower loss
less than 15ms:continue runningMore than 15ms:automatic inspection of motor's speed, restart after transient power down.
inverter pursue motor speed automatically before starting
protect inverter's parameter by setting password and decode
Store 5 fault messages at most, and can inquire about fault style, voltage, current, frequency and the work state at the same time
Completely isolated RS485 communication module (options),realizes the communication with the host computer.
less than 1,000 m, less than 5.9m/s2 =0.6g
where there is no rust gas, no flammability gas, no grease and dust
Forced air cooling and natural cooling
