How many AC contactors are there?
the main Contact mechanical connection of the auxiliary normally closed contact open, auxiliary normally open contact closed, thus turning on the power
Since the contact system is linked with the moving core, the movable iron core drives the three action contacts at the same time, the main contact closes
When the coil is energized, the static core produces electromagnetic attraction, and the moving core is sucked.
insulation shell and accessories, all kinds of springs, transmission, short circuit, terminal and so on
