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Question:

What parts of the contactor

What parts of the contactor

Answer:

Because the AC electromagnetic contactor coil is generally used AC power supply, in the contactor after the excitation, usually there will be a high decibel "slightly" noise, which is the characteristics of electromagnetic contactor.
electromagnetic actuator, bracket, auxiliary contacts and shell (or chassis) composition.
No matter what extent the development of technology, ordinary AC contactor still has its important position.
AC contactor is made as a whole, shape and performance are constantly improving, but the function is always the same.

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