Power Contactor Working Principle Pdf

Control of electric motor with contactor.

Power contactor working principle pdf.

A contactor has three components. Contactor contactors typically have multiple contacts and those contacts are usually but not always normally open so that power to the load is shut off when the coil is de energized. Enclosures are made of insulating materials such as bakelite nylon 6 and. The electromagnet or coil provides the driving force to close the contacts the enclosure is a frame housing the contacts and the electromagnet.

Working of a contactor different types of contactor devices 1. Knife blade switch the knife blade switch was used earlier in the late 1800 s. When a relay is used to switch a large amount of electrical power through its contacts it is designated by a special name. The contacts are the current carrying part of the contactor.

The contacts of the contactors are known for their rapid open and close action. Although they have been explained in earlier posts their wide use and significance needs to be explained in detail. كيف يعمل قواطع contactors are electrically controlled switching devices used for switching of e. Take a look.

This video explains the principle of operation of contactors. A contactor is also a type of relay. 2 the contact system comprising three main contacts and a two normally open two auxiliary normally closed contact it and the movable iron. A contactor is a relay that is used for switching power.

This includes power contacts auxiliary contacts and contact springs. 2012 01 07 14 45 17 ac contactor of the working principle and structural characteristics of ac russian contactor has four main components.