Power Contactor Working Principle Pdf

Enclosures are made of insulating materials such as bakelite nylon 6 and.

Power contactor working principle pdf.

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. 2 the contact system comprising three main contacts and a two normally open two auxiliary normally closed contact it and the movable iron. The electromagnet or coil provides the driving force to close the contacts the enclosure is a frame housing the contacts and the electromagnet. Control of electric motor with contactor.

It was probably the first ever contactor that was used to. A contactor is a relay that is used for switching power. This includes power contacts auxiliary contacts and contact springs. Take a look.

Knife blade switch figure 2. Although they have been explained in earlier posts their wide use and significance needs to be explained in detail. The contacts of the contactors are known for their rapid open and close action. This video explains the principle of operation of contactors.

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. The contacts are the current carrying part of the contactor. A contactor is also a type of relay.

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.