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Category: Monitoring & Protective Devices

Monitoring & Protective Devices

  • Siemens 3RN2012-1BW31 Protection Relay

    $477.00 $462.69
    Thermistor motor protection relay Standard evaluation unit 22.5 mm enclosure screw terminal 2 change-over contacts bistable US = 24 V-240 V AC/DC Manual/Auto/Remote reset 2 LEDs (READY/TRIPPED) galvanic isolation Test/reset button Wire break monitoring Short circuit monitoring non-volatile
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  • Siemens 3RN2010-1CW30 Protection Relay

    $166.00 $161.02
    Thermistor motor protection relay Compact evaluation unit 17.5 mm enclosure Screw terminal 1 NO contact, 1 NC contact US = 24 V-240 V AC/DC Auto RESET suitable for bimetallic switch 2 LEDs (Ready/Tripped) galvanic isolation
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  • Siemens 3RN2010-1CA30 Protection Relay

    $147.00 $142.59
    Thermistor motor protection relay Compact evaluation unit 17.5 mm enclosure Screw terminal 1 NO contact, 1 NC contact US = 24 V AC/DC Auto RESET suitable for bimetallic switch 2 LEDs (Ready/Tripped) galvanic isolation
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  • Siemens 3RN2000-1AW30 Protection Relay

    $126.00 $122.22
    Thermistor motor protection relay Compact evaluation unit, 17.5 mm enclosure, screw terminals, 1 changeover contact, US = 24 V-240 V AC/DC, Auto RESET, suitable for bimetallic switch, supply =output voltage, 1 LED (tripped)
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  • Siemens 3RN2000-1AA30 Protection Relay

    $115.00 $111.55
    Thermistor motor protection relay Compact evaluation unit 17.5 mm enclosure, screw terminals, 1 changeover contact, US = 24 V AC/DC, Auto RESET, suitable for bimetallic switch, supply =output voltage, 1 LED (tripped)
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  • Siemens 3UG4651-1AW30 Monitoring Relay

    $447.00 $433.59
    Digital monitoring relay Speed monitoring from 0.1 to 2200 rpm Overshoot and undershoot 24 to 240 V AC/DC 50 to 60 Hz DC and AC ON delay 1 to 900 s Tripping delay 0.1 to 99.9 s Hysteresis 0.1 to 99 rpm 1 change-over contact with or without fault buffer screw terminal Successor product for 3UG3051
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  • Siemens 3UG4651-1AA30 Monitoring Relay

    $416.00 $403.52
    Digital monitoring relay Speed monitoring from 0.1 to 2200 rpm 0vershoot and undershoot Supply voltage: 24 V AC/DC 50 to 60 Hz DC and AC without galvanic isolation to measuring circuit ON delay 1 to 900 s Tripping delay 0.1 to 99.9 s Hysteresis 0.1 to 99 rpm 1 change-over contact with or without fault buffer screw terminal Successor product for 3UG3051
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  • Siemens 3UG4501-1AW30 Monitoring Relay

    $207.00 $200.79
    Analog monitoring relay Fill level monitoring Resistance monitoring from 2 to 200 kohm 0vershoot and undershoot 24 to 240 V AC/DC 50 to 60 Hz DC and AC 2-step or 1-step control Tripping delay 0.5 to 10 s 1 change-over contact screw terminal Successor product for 3UG3501
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  • Siemens 3UG4501-1AA30 Monitoring Relay

    $186.00 $180.42
    Analog monitoring relay Fill level monitoring Resistance monitoring from 2 to 200 kohm 0vershoot and undershoot Supply voltage 24 V AC/DC 50 to 60 Hz DC and AC without galvanic isolation to measuring circuit 2-step or 1-step control Tripping delay 0.5 to 10 s 1 change-over contact screw terminal Successor product for 3UG3501-1AC20
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