Hitachi (HITACHI) is a global Fortune 500 comprehensive multinational group from Japan. Its business involves electricity, energy, industry, circulation, urban construction, finance, public, medical and health, etc.
Hitachi contactor (Hitachi magnetic contactor) is a kind of Hitachi low-voltage electrical appliances. It is composed of electromagnetic system, contact system and arc extinguishing device. Hitachi contactors can be divided into AC contactors and DC contactors according to current classification.
Hitachi AC contactor: Its working principle is to use the electromagnetic force and the spring force to control the connection and disconnection of the contact.
Hitachi DC contactor: When the contactor coil is energized, the coil current generates a magnetic field, which causes the static iron core to generate electromagnetic attraction to attract the moving iron core and drive the contact action. The normally closed contact is disconnected, and the normally open contact is closed.
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