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LOCATION: Home > News > Common problem

How to Buy Suction Switch

Date:2018/11/14 17:25:39 Click:25

1: First determine the control line voltage, the contact coil voltage is the same.

2: Look at the rated current of the load, select the rated current of the contactor can be equal to or greater than the load current.

3: The contactor poles are usually 3 poles (special exceptions).