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ZHENGXI

Drive Frequency Converters

The frequency converter is a power control device that controls the Ac motor by changing the working frequency of the motor byapplyingfrequency conversion technology and microelectronic technology.

The freguency converter is mainly composed of rectification (AC to Dc), filtering, inverter (Dc to Ac), braking unit, drive unit, anddetection unit micro processing unit. The inverter adiusts the voltage and frequency of the output power supply by the breakingofthe internal lGBT, and supplies the required power supply voltage according to the actual needs of the motor, thereby achievingthe purpose of energy saving and speed regulation, in addition, the freg uency converter has many protection functions. such asovercurrent, overvoltage, overload protection and so on. With the continuous improvement ofindustrial automation, invertershave also been widely used.

● New speed sensorless vector control algorith m for better low speed stability and stronger low band capacity
● Fast speed response, precise speed controland torque control to meet sudden load demand
●Advanced dead zone com pensation method to improve low frequency torque and high performance motor control,which bettersuppresses motor oscillation
● Optimized PWM control technology and overall design of electromagnetic compatibility
● Beyond the tripping performance ofsimilar products and adapt to harsh grid, temperature, hu midity and dust
● Stable and reliable hardware configuration. excellent overload capability
● Modular design of hardware circuit, excellent three anti-paint process, more reliability and higher protection ability
● Adopt advan ced motor parameter identification method to en sure system stability and accuracy
● Built-in PLc, built-in PlD controller, automatic sleep/wake function for up to 16 speeds
● Flexible input and output terminals, up to ten kinds of main and auxiliary reference speed setting methods

● Use occasions: indoors are not exposed to direct sunlight, no dust, corrosive gases, flammable gases, oil mist, water vapor,
● dripping or salt, etc.
● Altitude: 1000 meters below sea level (derating should be used when it is higher than 1000M)
● Ambient temperature: – 10℃ ~ + 40℃(ambient temperature is 40℃ ~ 50℃ please derate)
● Humidity: 5% ~ 95% RH, no condensation
● Vibration: less than 5.9m / s² (0.6 g)
● Storage temperature: -20℃~ +60℃
● Protection level: IP20
● Cooling method: forced air cooling
● Installation method: wall-mounted

①Removable panel LCD display
②Speed control button
③Heat dissipation grille
④Flame retardant housing

Power (KW)L(MM)W(MM)H(MM)W(MM)L(MM)Mounting aperture (mm)
Installation size  Overall dimensions
0.75~2.2941501651001505
3.7~7.51701151851251705
112051002701301906
15~18.53001253201652106
22~303451203601902106
37~454101504352302307
55~755602005802653007
90~1106302006603203009
132~18575025078040032512
220~28593036095050036012
315~3551250500105565035512
400~5001160640120086035012
63013108001350100039012
2
3

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