Buy best 4 pole contactor with vacuum tube at the lowest price on ATO. AC 50Hz or 60Hz, 4200 volt main circuit, 2500 volt auxiliary circuit, 2000 volt control circuit.
AC vacuum contactor outline and installation dimension (Unit: mm)
Tips: Vacuum ac contactor troubleshooting
Whether the vacuum ac contactor is faulty or not can be judged according to whether it can be closed and opened accurately and reliably and kept in the closing and opening positions. The failure of the main circuit can be found and eliminated from the routine inspection and maintenance of the vacuum ac contactor. The common failure analysis of vacuum ac contactor is as follows: