Power Contactor Working Principle Pdf

The contacts are the current carrying part of the contactor.

Power contactor working principle pdf.

2012 01 07 14 45 17 ac contactor of the working principle and structural characteristics of ac russian contactor has four main components. This video explains the principle of operation of contactors. The contacts of the contactors are known for their rapid open and close action. Take a look.

Knife blade switch figure 2. A contactor is also a type of relay. 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.

A contactor is a relay that is used for switching power. 2 the contact system comprising three main contacts and a two normally open two auxiliary normally closed contact it and the movable iron. This includes power contacts auxiliary contacts and contact springs. 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.

When a relay is used to switch a large amount of electrical power through its contacts it is designated by a special name. Although they have been explained in earlier posts their wide use and significance needs to be explained in detail. Knife blade switch the knife blade switch was used earlier in the late 1800 s. كيف يعمل قواطع contactors are electrically controlled switching devices used for switching of e.

1 the electromagnetic system including the attraction coil a movable iron core and the static iron core. Working of a contactor different types of contactor devices 1.