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FAQ

  • 142023.03
    What is DC contactor ?
    2023-03-14

    DC contactor is an automatic electromagnetic switch，which is suitable for frequent connecting and disconnecting DC main circuits and large -capacity control circuits.
  • 142023.03
    DC Contactor Working Principle
    2023-03-14

    ①When the contactor coil is powered on, the coil current generates a magnetic field.
  • 142023.03
    What are the categories of DC contactor ?
    2023-03-14

    Generally electromagnetic DC contactors are divided into two types: hermetically sealed type（epoxy sealed and ceramic sealed) and open type (Soviet style and British style).
  • 142023.03
    What is the difference between epoxy sealed and ceramic sealed contactor?
    2023-03-14

    What is the difference between epoxy sealed and ceramic sealed contactor?
  • 142023.03
    What is common failure mode of DC contactor？
    2023-03-14

    The common failure mode : contact burn (overheating) and contact melting welding (adhesion).

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    15767639918

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