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    • Monitoring Relays

    • TimeMark B2522BM-120V Phase Monitor Relay

      TimeMark B2522BM-120V

      TimeMark

      The TimeMark B2522BM-120V is a 3-phase monitor for 120 V AC, 60 Hz systems. It drops its output relay out on phase loss, phase reversal and undervoltage and holds it out until it is reset by hand...

      $129.17
      $129.17
    • TimeMark B2522BM-400HZ Phase Monitor Relay

      TimeMark B2522BM-400HZ

      TimeMark

      Phase Monitor Relay • Nominal Voltage: 120VAC • Max Input Voltage: 132VAC • Adjustment Range: 85-120VAC • Power Consumption: .75W • Reset: Manual • Frequency : 400Hz • Contact Rating : DPDT 5A ,...

      $131.67
      $131.67
    • TimeMark B252B Phase Monitor Relay

      TimeMark B252B

      TimeMark

      The TimeMark B252B is a 3-phase monitor for 120 V AC, 60 Hz systems. It drops its output relay out on phase loss, phase reversal and undervoltage and resets once the fault clears. Trip points:...

      $125.00
      $125.00
    • TimeMark B252B-400HZ Phase Monitor Relay

      TimeMark B252B-400HZ

      TimeMark

      Phase Monitor Relay • Nominal AC Voltage: 120VAC • Adjustment Range: 85-120VAC • Frequency: 400Hz • Power Consumption (per phase): 0.25W • Output Contacts : 1 - 1 - SPST (N.O.) • Mounting : 8-pin...

      $127.50
      $127.50
    • TimeMark B257B Phase Monitor Relay

      TimeMark B257B

      TimeMark

      The TimeMark B257B is a 3-phase monitor for 120 V AC, 60 Hz systems. It drops its output relay out on phase loss, phase reversal and undervoltage and resets once the fault clears. Trip points:...

      $84.17
      $84.17
    • TimeMark B257B-400HZ Phase Monitor Relay

      TimeMark B257B-400HZ

      TimeMark

      The TimeMark B257B-400HZ is a 3-phase monitor for 120 V AC, 400 Hz systems. It drops its output relay out on phase loss, phase reversal and undervoltage and resets once the fault clears. Trip points:...

      $92.50
      $92.50
    • TimeMark B257BM Phase Monitor Relay

      TimeMark B257BM

      TimeMark

      The TimeMark B257BM is a 3-phase monitor for 120 V AC, 60 Hz systems. It drops its output relay out on phase loss, phase reversal and undervoltage and holds it out until it is reset by hand. Trip...

      $100.83
      $100.83
    • TimeMark B257BM-400HZ Phase Monitor Relay

      TimeMark B257BM-400HZ

      TimeMark

      The TimeMark B257BM-400HZ is a 3-phase monitor for 120 V AC, 400 Hz systems. It drops its output relay out on phase loss, phase reversal and undervoltage and holds it out until it is reset by hand...

      $109.17
      $109.17
    • TimeMark B258B Phase Monitor Relay

      TimeMark B258B

      TimeMark

      The TimeMark B258B is a 3-phase monitor for 120 V AC, 60 Hz systems. It drops its output relay out on phase loss, phase reversal and undervoltage and resets once the fault clears. Trip points:...

      $84.17
      $84.17
    • TimeMark B258B-400HZ Phase Monitor Relay

      TimeMark B258B-400HZ

      TimeMark

      The TimeMark B258B-400HZ is a 3-phase monitor for 120 V AC, 400 Hz systems. It drops its output relay out on phase loss, phase reversal and undervoltage and resets once the fault clears. Trip points:...

      $92.50
      $92.50
    • TimeMark B258BM Phase Monitor Relay

      TimeMark B258BM

      TimeMark

      The TimeMark B258BM is a 3-phase monitor for 120 V AC, 60 Hz systems. It drops its output relay out on phase loss, phase reversal and undervoltage and holds it out until it is reset by hand. Trip...

      $100.83
      $100.83
    • TimeMark B259 Phase Monitor Relay

      TimeMark B259

      TimeMark

      The TimeMark B259 is a 3-phase monitor for 208/240 V AC, 60 Hz systems. It drops its output relay out on phase loss, phase reversal and undervoltage and resets once the fault clears. Trip points:...

      $400.00
      $400.00
    Compare Selected