MMKP82-Double Sided Metallized Polypropylene Film Capacitor

Your Professional MMKP82-Double Sided Metallized Polypropylene Film Capacitor Supplier

 

Zhongzheng electronic was founded in 2007 and is a company that integrates research and development, production, and marketing. The company is located in Yueyang, Hunan and Panyu, Guangzhou. At the beginning of the company's entrepreneurship, with the spirit of "customer first, forge ahead", we focused on the research and production of ultra small, highprecision, and high-quality series of thin film capacitors.

 
 

Why Choose us

Customization

We have accumulated extensive experience in providing stable and reliable products and customized services to over 300 agents and 1,500 end customers. Gradually, we have developed into a highly influential enterprise within the industry.

Advanced Production Equipment

We utilize more than 100 sets of cutting-edge domestic and international production equipment that comply with industry process standards, as well as two sets of standardized laboratory equipment.

Complete Product Qualifications

Our product qualifications include ISO, ROHS, REACH, UL, ENEC, and CQC certifications.

 

Specification

 

Climatic Category

40/105/56

Rated Voltage

250V, 400V, 630V, 1000V, 1600V, 2000V

Capacitance Range

0.00022μF ~3.9μF

Capacitance Tolerance

±5%(J), ±10%(K)

Voltage Proof

1.6UR

Insulation resistance

≥50000MΩ, CR≤0.33μF (20℃, 1min)

≥15000S, CR>0.33μF (20℃, 1min)

Tangent of loss angle

≤0.008 % (20℃, 1KHZ)

 

MMKP82-Double Sided Metallized Polypropylene Film Capacitor 2000V

Benefits of MMKP82-Double Sided Metallized Polypropylene Film Capacitor

 

 

Energy Storage and Voltage Stabilization

The MMKP82-double sided metallized polypropylene film capacitor stores electrical energy during low-demand periods and releases it during high-demand periods. This enables efficient utilization of power and helps stabilize the DC-link voltage, ensuring consistent and reliable operation of the air conditioning system.

Ripple Current Suppression

Variable frequency air conditioners generate high-frequency ripple currents due to the switching nature of the inverter. The MMKP82-double sided metallized polypropylene film capacitor effectively suppresses these ripple currents, preventing their propagation to other components and minimizing electrical noise and interference.

Power Factor Correction

The MMKP82-double sided metallized polypropylene film capacitor assists in power factor correction by improving the power factor of the air conditioner’s input current. This reduces the reactive power demand from the power grid, leading to improved energy efficiency and reduced electricity consumption.

System Efficiency and Performance

The MMKP82-double sided metallized polypropylene film capacitor enhances the overall efficiency and performance of the variable frequency air conditioner. It enables smooth and precise control of the compressor’s rotational speed, resulting in optimized cooling or heating output, reduced energy wastage, and enhanced comfort for the users.

Longevity and Reliability

The capacitor’s robust construction, high-quality materials, and adherence to strict manufacturing standards contribute to its longevity and reliability. It withstands the demanding operating conditions of variable frequency air conditioners, ensuring prolonged service life and minimal maintenance requirements.

 

 
Production Process of MMKP82-Double Sided Metallized Polypropylene Film Capacitor
 
01/

Material Preparation
Polypropylene Film: Choose the right thickness and width of polypropylene film.

Metallization Material: Usually aluminum or zinc, used for metallizing both sides of the film.

02/

Film Metallization
Metallization: The polypropylene film is coated with a thin layer of metal on both sides through vacuum deposition. This creates the capacitor's electrodes.

03/

Winding
Winding: The double-sided metallized film is wound tightly to form the capacitor core, which determines the capacitance and other electrical properties.

Edge Treatment: The core is trimmed to ensure good contact with the electrodes.

04/

Impregnation
Resin Impregnation: The wound core is soaked in special resin to strengthen the capacitor and improve voltage resistance.

Curing: The resin-soaked core is heated and cured, usually in a vacuum to remove air bubbles.

05/

Encapsulation
Casing: The cured capacitor core is placed in a plastic or metal case.

Sealing: The case is sealed to protect the capacitor from moisture and impurities.

06/

Electrode Connection
Electrode Soldering: Electrodes are soldered to the metallized layers on both sides of the core for external connection.

Spray Coating: Sometimes the electrodes are spray-coated to prevent corrosion.

07/

Testing and Inspection
Electrical Testing: The finished capacitor is tested for capacitance, dissipation factor, voltage resistance, and insulation resistance.

Visual Inspection: The capacitor's appearance is checked for size, shape, and markings.

08/

Packaging and Shipping
Packaging: Qualified capacitors are packed, usually in anti-static bags or trays.

Shipping: Finally, the packaged products are shipped to customers.

Applications of MMKP82-Double Sided Metallized Polypropylene Film Capacitor

 

 
 

Electronic Power Equipment

Inverters and Converters: Used for filtering and harmonic suppression to improve power quality.
UPS (Uninterruptible Power Supplies): Used for voltage stabilization and filtering.

 
 

Audio and Video Equipment

Sound Systems: For signal coupling and filtering in high-fidelity audio.
Video Devices: Used in TVs and monitors to reduce noise and distortion.

 
 

Power Supply and Power Management

Switching Power Supplies: For filtering and energy storage.
Battery Management Systems: Used for voltage regulation and energy management.

 
 

Industrial Control and Automation

Motor Drives: For filtering and harmonic suppression in motor control systems.
Industrial Controllers: For signal processing in automation systems.

 
 

Medical Devices

Imaging Equipment: For filtering in CT and MRI scanners.
Monitoring Devices: For power filtering in ECG and blood pressure monitors.

 
 

Communication Equipment

Wireless Base Stations: Used for power systems and signal processing circuits.
Satellite Communication: For filtering and coupling in high-frequency applications.

 
 

Household Appliances

Microwaves, Washing Machines: For power filtering and interference suppression.
Lighting Equipment: For filtering in LED driver circuits.

 
 

New Energy

Solar Power Systems: Used in solar inverters for filtering and energy storage.
Wind Power: For filtering and harmonic suppression in wind turbine control systems.

 

Shipping

 

 

We offer various shipping methods, including sea freight, air freight, and express delivery, depending on the order size and destination.

 

Shipping costs will be calculated based on the destination and weight of the package.

 

Customers will receive a tracking number once the package has been shipped, so they can track the status of their delivery.

 

We strive to ship all orders within 2 business days of receiving the payment.

 

In case of any delays or issues with shipping, our customer service team will promptly communicate with the customer to resolve the problem.

 

With our careful packaging and efficient shipping methods, you can trust that your products will arrive in perfect condition and on time.

 

Certificate

 

 

productcate-1-1

 

FAQ

Q: What is a metallized polypropylene film capacitor?

A: Metallized polypropylene film capacitors use a polypropylene dielectric with a thin layer of metal deposited on it. This film is then wound around a core, leads are attached, and the capacitor is enclosed in a plastic case.

Q: What is the temperature stability of a film capacitor?

A: Polytetrafluoroethylene film capacitors feature a very high temperature resistance up to 200 °C, and even further up to 260 °C, with a voltage derating.

Q: How do you test a polypropylene capacitor?

A: You can use your multimeter as an ohmmeter to test the capacitor.
Discharge the capacitor by shortening its leads.
Put your multimeter in the high ranges 10k-1m.
Connect multimeter to capacitor leads(observe the polarity if electrolytic).
If the capacitor is bad, it will go to zero ohms and remain there.

Q: Do film capacitors leak?

A: The leakage current of film capacitors is more temperature sensitive than that of aluminum electrolytic capacitors, and the leakage current increases approximately 2 to 4 times when the temperature increases by 10 degrees Celsius .

Q: What is the life expectancy of a polypropylene film capacitor?

A: Although film capacitors often last 15–20 years, severe operating conditions may shorten this span.

We're well-known as one of the leading mmkp82-double sided metallized polypropylene film capacitor manufacturers in China. If you're going to buy customized mmkp82-double sided metallized polypropylene film capacitor made in China, welcome to get quotation from our factory.

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