R76QF12204000J

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Movie capacitors are a kind of electro-static capacitor, which depend upon the process of dielectric absorption in an adhesive movie to shop electrical power. Movie capacitors possess a high-dielectric human resources which can stand up to a higher voltage compared to traditional electrolytic capacitors and are usually used in all sorts of power-supply, filtering and timing applications. One such capacitor is the R76QF12204000J film capacitor.

The R76QF12204000J is a high voltage capacitor with a rated voltage of 12kV, a capacitance of 0.2μF and a tolerance of ±5%. The film used in the R76QF12204000J is a polypropylene film, which can be viewed as a dielectric between the two terminals of the capacitor. As electricity is applied to the capacitor through the terminals, the dielectric material will form a barrier that prevents the direct passage of the current. The voltage applied to the dielectric will cause it to become charged and store the energy from the voltage applied.

The R76QF12204000J is mainly used in power systems and industrial electronic equipment where high voltages are present. With its 0.2μF capacitance and high voltage capability, it is able to filter out transients, absorb spikes and reduce harmonic distortion in power systems. It is also used in applications such as AC motor speed control, motor start capacitors, and HVAC systems. Additionally, the capacitor is used to suppress noise and attenuate signals in different types of industrial equipment.

The working principle of the R76QF12204000J film capacitor is simple. As the applied voltage to the capacitor increases, the dielectric absorbs more energy and the capacitance rises. The reverse is also true, as when the voltage is reduced, the capacitance also decreases as the dielectric absorbs less energy. This is known as the dielectric absorption effect and is the basis of capacitance for film capacitors like the R76QF12204000J.

In general, the polypropylene film in the R76QF12204000J has a wide range of capabilities, making it an efficient and reliable capacitor for power systems and industrial electronic equipment alike. Its large capacitance and high voltage rating makes it an ideal choice for applications where noise and signal attenuation is needed. Furthermore, it is relatively inexpensive and easy to install, making it a cost-effective solution for various applications.

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