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Capacitors can be classified into many types depending on the medium, such as film capacitors, electrolytic capacitors, ceramic capacitors, paper capacitors, and the like. The electrode of the film capacitor is a metal foil, and the metal foil and the plastic film are overlapped and rolled into a cylindrical shape to form a capacitor. ...
time2019/08/19
Reactive power is the power consumed by a consumer that does not consume electrical energy. In power systems, reactive power is used to establish a magnetic field and is used as an exchange energy. ...
time2019/08/24
The power capacitor is supplemented by three phases and compensates for the same capacity at the same time. The compensation is calculated separately for each phase and compensated separately. ...
time2019/08/26
(1) After the capacitor is stepped down, it must be rectified, filtered, and stabilized by the Zener diode as shown in the figure below to obtain a voltage-stable power supply (Note: The rectifier circuit can also be half-wave rectified).
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time2019/08/29
Metallized film capacitors adopt the polyester film or polypropylene film as the dielectric, and Zn-Al alloy, as electrode, was coated to the film surface by vacuum evaporation deposition method. ...
time2019/09/02
1. Zero-crossing switching: Adopt intelligent zero-crossing switching circuit. ...
time2019/09/04
Capacitors are commonly used electronic components in electronic devices. The structure and characteristics of several commonly used capacitors are briefly introduced below for your reference....
time2019/09/06
Metallized film capacitor energy storage characteristics
Theoretically, metallized film capacitors do not consume electrical energy, and the charge charged in the metallized film capacitor is stored in the capacitor. ...
time2019/09/09
Taizhou Dingfeng Electric Co., Ltd. was established in 1989. Located in Wenling, Zhejiang, China. 50% of the world's capacitors are produced here....
time2019/09/11
“CBB60” Capacitor
C – meaning Capacitor
B – meaning the Dielectric is a non-polar organic film
B – meaning the Dielectric material is polypropylene
60 – meaning Plastic can motor run capacitor....
time2019/09/13
A single-phase, dual-capacitor motor has a starting capacitor and a running capacitor. The larger the capacity is the starting capacitor, and the smaller the capacity is the running capacitor....
time2019/09/16
Test the motor and start capacitors used by an air conditioner (A/C) compressor if you are experiencing problems turning on the device or you experience shut off problems. ...
time2019/09/18
Getting the right size capacitor for an electric motor could mean the difference between starting the motor or not. ...
time2019/09/20
That's the long and short of it- they're 'ac' capacitors, actually they're two polarized capacitors back-to-back, inside a common case....And another note- motor START capacitors and motor RUN capacitors are internally different. ...
time2019/09/23
Film capacitors are widely used due to their advantages of high voltage resistance, non-polarity, wide frequency response, and good temperature characteristics. Mainly divided into traditional areas and new areas. Traditional areas include home appliances, lighting, industrial control, etc.; emerging areas include wind power, photovoltaics, and new energy vehicles....
time2019/09/25
Most of the more common AC motors used in the AC power supply are CBB60, CBB61 and other capacitors. This capacitor has good self-healing properties, long service life and high proportionality....
time2019/09/27
1. The current in the range is not properly selected. The more generated positions are the DC sustain and the simple harmonics....
2. The wire connection is improper. Produced in the application of multiple parallel circuits of film capacitors....
time2019/10/08
The 126th Canton Fair will kick off on October 15th at the China Import and Export Fair Complex in Guangzhou. Zhejiang Dingfeng Electric Co., Ltd. is waiting for you at 10.3j06 8.1c20-21.
time2019/10/10
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....
time2019/10/12
By integrating distributors during the peak season, you can take the initiative in the market and be able to adjust or supplement customers with ease....1. Select a replacement dealer in advance. Before you can replace the original unsuitable dealers, you must first select the “alternate” dealer. Once the original vendor cooperation relationship is lifted, the operation can be supplemented immediately....
time2019/10/14
Generally, single-phase AC motors require one or two capacitors to operate normally, such as our common centrifugal fan, household fan, and home-set drive motor. How do we choose the capacitor that the motor matches when the motor capacitance is lost?...
time2019/10/16
Single-phase capacitor-operated motors are often used in electric fans, exhaust fans, washing machines, refrigerators, air conditioners, and agricultural small pumps. In electrical faults, capacitor damage is a common fault that causes the motor to malfunction. If the capacitors used are not properly selected, they will have serious consequences for the motor....
time2019/10/18
The use of CBB capacitors: widely used in instruments, meters, refrigerators, air conditioners, fans and various household appliances. Can be used for DC pulsation and AC buck. Especially suitable for all types of electronic rectifiers and energy-saving lamps. It can also be used for high voltage potential absorption lines of various contactor contacts....
time2019/10/21
1. Dispose of the faulty capacitor or replace it after disconnecting the capacitor from the power supply. Disconnect the switch or unplug the plug and discharge the capacitor.
2. After the capacitor is discharged, some residual charge will be released. A manual discharge should be performed again....
time2019/10/23
Single-phase motors are classified into single-phase split-phase motors or single-phase capacitor motors; the number of capacitors used in motors of different types is different.
A single-phase capacitive motor uses only one capacitor, which is called a "working capacitor." Whether starting or operating normally, it always starts both ends of the winding and the running winding coil...
time2019/10/25
In 2019.10.15-19, our company participated in the Autumn Canton Fair. The CEO of our company personally led the sales team to participate in this Canton Fair. The team traveled to Guangzhou two days in advance, after the arrival, after the rest, the next day to carry out the booth layout work. After the booth was arranged, the CEO of the company led everyone to enjoy a delicious dinner and added energy to the intense exhibition work....
time2019/10/28
To measure the capacitor of the electric fan, there are generally three ways:
1, using a digital capacitance meter to measure
Connect the positive and negative hands of the capacitance meter to the positive and negative terminals of the capacitor. ...
time2019/10/31
CBB capacitors have the following advantages: extremely low loss; low dielectric absorption coefficient; high insulation resistance; good frequency characteristics; excellent self-healing properties and high stability...
time2019/11/02
Capacitors are the key components for starting an air conditioner motor. It is used to provide starting current for the auxiliary winding of the motor and to assist the compressor to start. Most of the air conditioners on the market today use capacitors that are integrated and operated. The starting capacitor used in general air conditioning is a CBB65 capacitor...
time2019/11/05
A single-phase AC motor has one more equipment than a three-phase AC motor, and that is the starting capacitor. The most common are all kinds of home appliances. Starting capacitors for household appliances with motors are a must. The starting capacitor is to give the motor a thrust when the motor starts, so that the motor can be turned up and turned. ...
time2019/11/08
1. The starting capacitor is to make the starting coil of the single motor energized at starting and cut off after starting. Running the capacitor is to allow the motor to compensate for capacitance during operation. Therefore, the starting capacitor must be needed, and the running capacitor may not be needed...
time2019/11/11
The single-phase capacitor starts the AC motor, and the winding connector in series with the capacitor is the secondary winding. Let the secondary winding resistance be R1 and the main winding resistance be R2, then R1>R2 (the main winding power is large and the resistance is small). Use a multimeter to measure the resistance between each of the three terminals...
time2019/11/13
1. No polarity, high insulation resistance, excellent frequency characteristics, and low dielectric loss.
2. The dielectric constant is high, the volume is small, the capacity is large, and the stability is better.
3. The dielectric loss is small, the insulation resistance is high, but the temperature coefficient is large...
time2019/11/15
1. Examine the original capacitor and match its ratings in Voltage and capacitance, uF or microfarads.
Look for and record all of the markings on the capacitor.
Typically you'll see a rating in microfarads like the 25uF in our capacitor. and you'll also see a voltage range rating such as the 370VAC (maximum voltage)...
time2019/11/18
A metallized film capacitor is formed by winding or laminating a double-sided metallized polypropylene film and a non-metallized polypropylene film.
Film capacitors are excellent capacitors because of their excellent characteristics. Its main characteristics are as follows: no polarity, high insulation resistance, excellent frequency characteristics (wide frequency response), and low dielectric loss. ...
time2019/11/20
Start capacitor
The motor is used to start the capacitor during the motor start phase, and once the rotor reaches the predetermined speed, the motor starting capacitor is disconnected from the circuit. This speed is typically about 75% of the maximum speed of the motor type...
time2019/11/23
Taizhou Dingfeng electrical appliance co., LTD. is from China's capacitor city Zhejiang Wenling, 50 percent of the world's capacitors produced from here. Dingfeng began the production of capacitors in 1989. For more than 500 worldwide water pumps, fans, air conditioners, washing machines, motors, power factor reactive power compensation equipment, and other product manufacturers supporting production...
time2019/11/26
Some people say that it would be nice to have an air conditioner for cooling and what kind of fan is needed. But in fact, their role is different.
The air conditioner is responsible for cooling and the electric fan is responsible for air circulation. When used together, they can not only solve the problem of rapid cooling of the room, reduce the frequency and intensity of air conditioning, but also promote indoor air circulation and improve comfort...
time2019/11/30
Some air-conditioning compressors have two capacitors, a starting capacitor, and a running capacitor. Generally, the capacity of the starting capacitor is large, and the capacity of the running capacitor is small. The wiring diagram is as follows: ...
time2019/12/02
Metallized film capacitors are capacitors made by using organic plastic films as the dielectric and metalized films as the electrodes. In addition to the winding type, there are also laminated types. The films used in metallized film capacitors include polyethene, polypropylene, and polycarbonate. Among them, polyester film media and polypropylene film media are the most widely used...
time2019/12/04
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