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  • The 11kw high performance frequency converter is a power control device that uses frequency conversion technology and microelectronics technology to control AC motors by changing the frequency of the motor's working power supply. It is mainly composed of rectifier, filter, inverter, braking unit, drive unit, detection unit and micro-processing unit. The 11kw high performance frequency converter has many protection functions, such as over-current, over-voltage, overload protection, etc. The 11kw high performance frequency converter is manufactured and developed by a Chinese manufacturer, with reliable quality, beautiful appearance and high cost performance.

  • The 15kw high performance frequency converter also named as AC power source, is an electronic device to convert fixed frequency (50 Hertz, 60 Hertz), fixed voltage (220V, 380V) to variable frequency (50 Hz or 60 Hz ) and variable voltage (adjust V/Hz in separate) to compatible with different countries' power system.

  • Zhejiang L&L is a global manufacturer which specialize in designing and manufacturing the frequency converter. The 18kw high-performance frequency converter is the third generation of high-voltage products independently developed, designed, and produced by our company. The 18kw high performance frequency converter is the world's most energy-saving, smallest, and least wave content high-voltage frequency converter.

  • The 22kw high performance frequency converter produced by Zhejiang L&L belongs to the Chinese factory. The appearance of the product is exquisite and conforms to the customer's aesthetics. The 22kw high-performance frequency converter is a device that converts industrial frequency power (50Hz or 60Hz) into AC power of various frequencies to achieve variable-speed operation of the motor. The control circuit completes the control of the main circuit, and the rectifier circuit converts the AC power into DC power, The DC intermediate circuit smoothes and filters the output of the rectifier circuit, and the inverter circuit reverses the direct current into alternating current.

  • Zhejiang L&L is the best supplier of the frequency converter 50 to 60Hz 380V three phases. This frequency converter is a general high-performance which designed to control and regulate the speed of a three-phase asynchronous/induction motor. The 30kw high performance frequency converter adopts high-performance vector control technology, low speed and high torque output, with good dynamic characteristics and superior overload capability.

  • Zhejiang L&L is the best supplier of the frequency converter 50 to 60Hz 380V three phases.The 37kw high performance frequency converter is a device that can change the frequency. It is an AC power supply whose output can be adjusted in frequency and voltage. It is mainly used for speed regulation of asynchronous motors with low price.

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