Contactor mainly by the drive system, contact system, arc and other components.
contact system: contact is the implementation of contactor, including the main contact and auxiliary contacts
and auxiliary contact is in the control loop to meet the requirements of various control methods
The main contact function is to connect and break the main circuit, control the larger current
drive system: the drive system, including electronic modules, soft iron, permanent magnet, is an important part of permanent magnet contactor, relying on it to drive the contact closure and disconnect
