Контактор. Устройство и начин на приложение.

Hello, in this video we will look at the device and the method of application of the contactor devices.
The contactor is an important part of electrical engineering.
In this video you will find out when contactors are used?
Why are contactors used?
The device of the contactors.
And some of the most common types of contactors used in electrical engineering.
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