1. Electrolytic capacitors have positive and negative polarity, so they cannot be reversed when used in a circuit.
2. The voltage applied across the electrolytic capacitor must not exceed its allowable operating voltage.

The nominal letters of the English letters of different dielectric capacitors are different. In order to facilitate the correct identification of capacitor products and maintenance, the following is a list of capacitors.

The annual sales of Dingfeng capacitors are increasing year by year. In the third quarter of 2018, the total sales of Dingfeng capacitors was 37.96 million yuan, a year-on-year increase of 15.6%. Among them, CBB series capacitors accounted for 76% of total sales, up 12.9% year-on-year.

Cbb65 running capacitor is Polypropylene film capacitor, Mainly used in household appliances such as air conditioners, refrigerators, freezers, washing machines and more.
Cbb65 running capacitor is one of the products of dingfeng capacitor. You can briefly understand its production process.

Aluminum electrolytic capacitors have always been a common choice for power supplies. However, they have a limited life span and are susceptible to extreme conditions of high temperatures and low temperatures.

(1) Capacitors can store charge and have the function of blocking DC
(2) AC can “pass” capacitors
(3) Capacitive reactance of capacitor

The German Electronica 2018 Exhibition was held on November 13, 2018 in Munich, Germany. The German Electronica 2018 Exhibition is held in two years and is the top event in the global electronics industry. Dingfeng capacitors also participated in the event, which will be held from November 13th to 16th.

Aluminum electrolytic capacitors are the main components used in almost all electrical equipment. Leakage resistance is one of many electrical features that a capacitor is tested. Leakage is generally expressed as a leakage current at a particular voltage (usually the operating voltage).

The film capacitor is formed by winding two plastic films with metal electrodes into a cylindrical shape and finally molding. Since the medium is usually a plastic material, it is also called a plastic film capacitor. ...

DINGFENG capacitors produce and sell various types of capacitor components and are exported to many countries and regions. Every year, DINGFENG capacitor CEO will visit important customers and communicate face-to-face with customers.
In November of this year, Mr. Fang, CEO of DINGFENG Capacitor, began to visit customers all over the world. Including countries in Asia, Africa and Europe.

Generally, the capacitance of a single-phase motor is designed according to the power of the motor. For example, a 1 kW dual value motor starting capacitor is between 100 and 200 uf, and the running capacitor is about 30 uf.
How to calculate the starting capacitor and running capacitor of single-phase motor?
Running capacitor capacity: C=120000*I/2.4*f*U*cosφ
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The capacitor withstand voltage is the rated operating voltage of the capacitor. This voltage value cannot be exceeded in the circuit, otherwise the capacitor may be in danger of breakdown or even explosion. When selecting a capacitor, it is generally appropriate to make the rated working voltage 1.5 to 3 times larger than the actual working voltage.

Some household appliances used in our daily life, such as air conditioners, refrigerators, washing machines, electric fans, etc., are widely used in single-phase asynchronous motors, which use start-up capacitors.
Single phase means that there is only one 220V live wire and one neutral wire. Ordinary household appliances are single-phase power supply...

Air conditioning is one of the essential household appliances. Capacitors are very important components of air conditioning. If the capacitor is damaged, the air conditioner will not work properly.
The method of checking whether the capacitor is damaged can be measured with the ohmmeter of the pointer multimeter. If the deflection of the pointer is large, it means the capacitor is damaged. It is necessary to replace the capacitor of the air conditioner in time.
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Dingfeng capacitor is a professional manufacturer of all kinds of film capacitors, aluminum electrolytic capacitors and power capacitors. Founded in 1989, Dingfeng Capacitor is one of the earliest capacitor manufacturers in Wenling, Taizhou. After more than 20 years of development, it has become the leading enterprise of Wenling capacitors.
Every month, the company organizes employees to conduct team activities. ...

The main reason for the capacitor being damaged due to malfunction is that:
1. The internal components of the capacitor break down due to poor manufacturing quality and the like.
2. Insulation due to poor casing sealing and reduced insulation resistance.
3. Due to oil leakage, oil leakage, oil surface drop, resulting in discharge or component breakdown of the outer casing.
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Film capacitors are mainly used in electronics, home appliances, telecommunications, electric power, electrified railways, hybrid vehicles, wind power, solar power and many other industries. The steady development of these industries has driven the growth of the film capacitor market.
With the development of technology, the turnover cycle of electronics, home appliances, communications and other industries has become shorter and shorter. ...

A capacitor is a device that holds a charge and is one of the electronic components that are widely used in electronic devices. Widely used in the circuit of the block-through, coupling, bypass, filtering, tuning loop, energy conversion, control and so on.
CD60 capacitors are aluminum electrolytic capacitors. Usually used to provide the necessary torque to start an AC motor and other intermittent AC machines...

DINGFENG Capacitor is a professional manufacturer of film capacitors, electrolytic capacitors and power capacitors.According to the product use, it is mainly divided into Ac Motor Capacitor、Fan Capacitor、Air Condition Capacitor、Lighting Capacitor、Ac Motor Start Capacitor、Power Capacitor 6 categories. The 6 category details page has now been updated...

In recent years, the trend of energy saving, environmental protection, intelligence and health of home appliances has become more obvious. Energy-saving, environmentally friendly, intelligent and healthy home appliances have become the inevitable choice for the development of the home appliance industry, and gradually take the lead in the high-end market. ...

If the capacitor is broken, the general solution is to find a new capacitor of the same specification. But what if you can't find a new capacitor of the same specification? Alternative methods can be used to solve this problem. However, you need to follow the following principles:
1. Ceramic capacitors and paper capacitors
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CBB capacitors have low loss, strong moisture resistance, excellent electrical performance, good reliability, large capacity, long service life and good self-healing properties. CBB capacitors can replace most polystyrene or mica capacitors for more demanding circuits.
Method to prevent CBB capacitor failure:
1. Deal with abnormal operating conditions in a timely manner...

The home central air-conditioning system has the advantages of saving space, maintaining a beautiful home environment, flexible changes according to the style of home decoration, environmental protection and energy saving, and low noise. Become the trend of future home air conditioning development.
Trend 1: Environmental issues determine the future trend of home central air conditioning.
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Another year of Christmas is coming, and all DIFFUL employees wish you all a Merry Christmas. We are especially grateful to all the beautiful customers - thank you for giving us great support again this year. In 2018 DINGFENG capacitor sold more than 20000000 capacitor, Export to more than 70 countries and regions.
We have had a wonderful year and welcome new team members to join the DINGFENG. ...

The film capacitor is a magic capacitor with self-healing properties. Because of its excellent performance and affordable price, it is loved by customers. When purchasing, you need to understand its parameters. For example, the dielectric strength and dielectric constant of a film capacitor.
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1. When designing the circuit board, it should be noted that there should be no lines on the upper end of the capacitor and the explosion-proof valve, and a clearance of more than 2 mm should be left.
2. The sewing voltage of the DC voltage Yuwenbo voltage superimposed is lower than the rated value.
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The country has been promoting the use of renewable energy such as wind and solar energy. More and more companies are designing solar power and wind power systems. In new energy power generation systems, high voltage, large capacitance capacitors have a large demand for products.
In a wind energy product system, film capacitors and aluminum electrolytic capacitors are used in large quantities.
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Correct selection of capacitors
(1) The type of capacitor should be selected according to the circuit requirements.
(2) Reasonably determine the capacitance and allowable deviation of the capacitor.
(3) The working voltage of the selected capacitor should meet the circuit requirements.
(4) Capacitors with large insulation resistance, low dielectric loss, and low leakage current are preferred.
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How to detect distribution cabinet compensation capacitors?
Visual inspection: Common is the capacitor drum package, the explosion shell.
View the previous replacement record . Capacitors have a lifetime, and it is recommended to replace them all at the end of their useful life. Capacitor life, usually about five years. Exceeding the service life, even if there is no problem, the performance has dropped.
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Single-phase motors are powered by 220 volts and are commonly used in household appliances. Its operation is done by capacitors.
Single-phase motors are available with capacitor mounting boxes. The part between the motor and the power line is the capacitor junction box. There are two capacitors for the two-capacitor motor. One is the running capacitor and the other is the starting capacitor.
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The starting capacitor is used to energize the starting coil of the single motor at startup and to cut off after starting. Running the capacitor is to allow the motor to compensate for capacitance during operation. So the starting capacitor can't be without, and the running capacitor can.
The double capacitor motor, the starting capacitor and the running capacitor are simultaneously serially connected to the starting coil...

With the same type of capacitor and the same manufacturing process, the larger the capacitance of the product, the smaller the insulation resistance. When the capacitance is large, the insulation resistance is mainly determined by the insulation properties of the medium. When the capacitance is small, or the capacity is large but the surface is wet or anvil, the insulation resistance is mainly determined by the surface condition of the capacitor.
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Since the development of the capacitor industry in the 1980s, and now the scale of the capacitor industry has continued to expand, China's capacitor industry has developed rapidly. After more than 20 years of continuous exploration and experimentation, film capacitor technology has become increasingly mature. This has brought new development opportunities to some emerging products, such as solar cars, electric vehicles, and energy storage welders.
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The metallized film capacitor is a metal film deposited on the surface of the polyester film instead of the metal foil as an electrode. Since the thickness of the metallized film layer is much smaller than the thickness of the metal foil, the volume after winding is also much smaller than that of the metal foil type capacitor. The biggest advantage of metallized film capacitors is the "self-healing" property. ...

DIFFUL Capacitor has met with you again, I believe you must have a very good New Year. On behalf of DIFFUL capacitor, I congratulate you all on a happy New Year and smooth work

Capacitance is best consistent with the original capacitance.

We produce capacitors with our heart, and we duplicate production processes to ensure product quality.

In order to ensure the reliability of product quality, all our production processes are carried out in a dust-free environment to avoid the impact of impurities on capacitance quality.

Technical Standards for Some Types