Understanding types of Capacitors and their classification based on their applications

Understanding types of Capacitors and their classification based on their applications

The capacitor is a constituent that has the competence or "capacity" to store energy in the form of an electrical charge producing a possible difference ( Stationary Voltage) across its plates, much like a small rechargeable battery. There are multitudinous different kinds of capacitors available from really small capacitor globs used in resonance circuits to large power factor correction capacitors, but they all do the same thing, they store charge.

In its rudimentary form, a capacitor consists of two or further resembling conductive ( essentiality) plates that aren't connected or touching each other but are electrically separated either by air or by some form of a good separating material resemblant as waxed paper, mica, ceramic, plastic or some form of a liquid gel as used in electrolytic capacitors.

Classification of the capacitors based on their applications:

Ceiling fan capacitor:

We know that a ceiling fan capacitor can-t be started in a single- phase AC pool, but what magic a capacitor does in these motors to make it constitution starting. According to the double field revolving supposition, a juxtaposing flux can be divided into two fluxes which rotate initially in a contradictory direction. Let's describe the complex script in ceiling fan capacitor in farther simple words ie. a single- phase induction motor can be started by adding an peripheral winding and a capacitor connected in series to it. Let's know how it works with the help of a capacitor.

To start a single- phase AC induction motor, two phases are necessitated to produce the rotating magnetomotive force (MMF MMF) but we've only one phase due to the single- phase AC pool in our homes. So, we need a fresh phase to start this kind of motor. We get the makeshift phase by adding a capacitor in series with the starting winding of a ceiling nut motor.

  • Urja Lite 350rpm Fusion Silver and Blue Ceiling Fan, Sweep: 1200 mm -

    The Fan has well Designed Aerodynamic Blades that Provide Better Air Thrust. The Protective Layer Coating on the Surface of the Fan Help in Repelling Dust Particles and Moisture.

  • Urja Lite 70W Aluminium Golden Brown Ceiling Fan, Sweep: 1200mm with EGK Extension Cord -

    This Urja Lite aluminum golden brown ceiling fan is known for speed, style, and energy efficiency. This fan has something for every home, office, and commercial space.

AC Capacitor:

An AC capacitor is applied to deliver the necessary starting leads to split- phase motors by introducing a phase shift on a secondary motor winding. Motor- run capacitors also deliver the necessary power factor correction during the run stage for an added energy- effective motor operation.

An AC capacitor is applied in power budget circuits where noise constraint, voltage regulation and line current reduction is bore. These employments normally expose the capacitor to forward- order harmonics.

The sum of the AC capacitors is also exercised in power factor correction circuits where they supply leading reactive power (KVAR KVAR) to correct the dragging current caused by inductive loads. The circuit is said to be running at a consonance power factor if the capacitive reactance of the applied capacitors exactly matches the inductive reactance of the freight. elemental and all congruous currents mustn't exceed the capacitor-s maximum current reach.

  • Havells 10 kW 240V AC-6b Capacitor Duty Contactor -

    All Havells 10 kW 240V AC-6b Capacitor Duty Contactor are manufactured by using quality assured material and advanced techniques, which make them up to the standard in this highly challenging field.

  • Havells 25 kW 240V AC-6b Capacitor Duty Contactor -

    The materials utilized to manufacture Havells 25 kW 240V AC-6b Capacitor Duty Contactor are sourced from the most reliable and official vendors, chosen after performing detailed market surveys. Havells products are widely acknowledged in the market for their high quality.

Top Sellers

Motor capacitor:

Motor capacitor and run capacitors are used in single- phase AC induction motors. Analogous motors are used whenever a single- phase power force is more practical than a three- phase power force, analogous as in domestic appliances. They aren't as effective as three- phase AC induction motors, notwithstanding.

In fact, a motor capacitor and a single- phase AC motors are 2 to 4 times less effective than three- phase AC motors, which is why they're used only for less mighty motors. Typical operations which exploit inception and run motor capacitors include power tools, washing machines, tumble dryers, dishwashers, vacuum detergents, air conditioners and compressors.

  • SONEE-DX 2HP 4 Pole Copper Single Phase AC Electric Motor with 1 Year Warranty -

    The materials utilized to manufacture SONEE-DX 2HP 4 Pole Copper Single Phase AC Electric Motor with 1 Year Warranty, are sourced from the most reliable and official vendors, chosen after performing detailed market surveys.

  • ABB IE2 3 Phase 1.5kW 2HP 415V 2 Pole Foot Mounted Cast Iron Induction Motor -

    Lithium Complex Grease and totally Enclosed Fan Cooled Enclosure, Position Of Terminal Box at Top Drive End makes this is a reliable and high-end product.

Washing machine capacitor:

There are two types of capacitors- starter capacitors, which run for just an uncountable seconds when a high- loading motor starts, and run capacitors, which run continuously. Washing machines use starter capacitors to start the motor by raising the strand for uncountable moments. Once the motor is running, the capacitor disconnects, allowing the washer to start and stop as necessary through the cycle. Without the increased strand of the starter capacitor, the motor won't start and run duly.

A washing machine with a bad capacitor may fail to start altogether. Notwithstanding, if the starter washing machine capacitor has a current that is weak but not dead, the machine may start, but it'll cool, hum loudly or run slowly. A bad capacitor is just one possibility if the machine will not start at all; other possibilities include a blown fuse or comber cessation, a broken belt or a burned-out motor. Check the capacitor after attesting that the machine is getting power and-- after clearing the washing machine capacitor to assure the belt is complete and in place. This will involve opening up the washer to enter the motor, so you will need to appertain to your handbook on how to open your specific machine.

  • LG 7kg White Washing Machine with Steam Technology -

    LG 7kg White Washing Machine with Steam Technology, FHT1007ZNW is an efficient and reliable solution for your washing needs. The product has a capacity of 7 kg.

  • LG 8kg Silver Washing Machine with Steam Technology -

    This product delivers more productivity in less time ensuring an intensive cleaning to your clothes, through the most optimum consumption of water and detergent. The washing machine has a dimension of 600x565x850 mm that fits perfectly for your requirements.

Cooler capacitor:

Original designs of AC motors in good old days did not have capacitors. They had two windings with different wire thicknesses and number of turns. Talking about the cooler capacitor, an auxiliary windings had thin wires and large numbers of turns, giving high resistance value, thus creating a phase difference between the two windings necessary for rotating magnetic fields.

Then we had shaded pole motors, which do not need capacitors. Capacitor start motors use capacitors only for starting, after which the capacitor is switched out by a centrifugal switch. Motor thereafter runs without a capacitor on one winding.

There are lots of motor types that don't require starter capacitors. A Cooler capacitor are the ones usually requiring starter capacitors and the 3-phase versions of them don't require capacitors being inherently self starting. Single phase induction motors do require a starting cap to off balance the phase on one of the windings to get it to start consistently. Often the cap is disconnected by a centrifugal switch after starting the cooler capacitor.

  • ABB DC Capacitor, 3AUA0000082226 -

    ABB DC Capacitor, 3AUA0000082226 is a premium quality product from ABB. The materials utilized to manufacture ABB DC Capacitor, 3AUA0000082226, are sourced from the most reliable and official vendors, chosen after performing detailed market surveys.

  • Schneider 10kVAr 440V Heavy Duty Low Voltage Capacitor -

    Schneider products are widely acknowledged in the market for their high quality. We are dedicatedly involved in providing an excellent quality array of Schneider Capacitors .


There are a large variety of capacitor styles and types, each one having its own particular advantage, disadvantage and characteristics. Head on over to moglix to buy capacitors as per your application requirements.