Power Contactor Working Principle Pdf

A contactor is also a type of relay.

Power contactor working principle pdf.

Control of electric motor with contactor. This video explains the principle of operation of contactors. Knife blade switch figure 2. Working of a contactor different types of contactor devices 1.

1 the electromagnetic system including the attraction coil a movable iron core and the static iron core. 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.

Enclosures are made of insulating materials such as bakelite nylon 6 and. Although they have been explained in earlier posts their wide use and significance needs to be explained in detail. It was probably the first ever contactor that was used to. When a relay is used to switch a large amount of electrical power through its contacts it is designated by a special name.

كيف يعمل قواطع contactors are electrically controlled switching devices used for switching of e. 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. The contacts are the current carrying part of the contactor. The contacts of the contactors are known for their rapid open and close action.

The electromagnet or coil provides the driving force to close the contacts the enclosure is a frame housing the contacts and the electromagnet. A contactor has three components.