4 products

  • 0055922

    Frequency Relay – IK9143 – 0055922

    IK9143.11 AC50/60HZ +/-10% 230V
    Monitoring of alternating voltages for over- or underfrequency
    Quiescent current principle

  • 0055923

    Frequency Relay – IK9143 – 0055923

    IK9143.11 AC50/60HZ +/-10% 110V
    Monitoring of alternating voltages for over- or underfrequency
    Quiescent current principle

  • 0055970

    Frequency Relay – IK9143 – 0055970

    IK9143.11 AC50/60HZ +/-10% 400V
    Monitoring of alternating voltages for over- or underfrequency
    Quiescent current principle

  • 0059673

    Frequency Relay – IK9143 – 0059673

    IK9143.11/001 AC50/60HZ +/-10% 230V
    Monitoring of alternating voltages for over- or underfrequency
    Working current principle