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Analog Monitoring Relay Phase failure and sequence

    Analog Monitoring Relay Phase failure and sequence

    Siemens
    Item ID: 3UG45131BR20

    Analog monitoring relay Phase failure and sequence Adjustable undervoltage Asymmetry 20% fixed 3 x 160 to 690 V 50 to 60 Hz AC Hysteresis 5% fixed Delay time 0-20 s 2 change-over contacts screw terminal Successor product for 3UG3013-1B...

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    • LED display version
    • Undervoltage detection 3 phases
    • Overvoltage detection 3 phases
    • Phase sequence recognition
    • Adjustable voltage range / Full-scale value: 690
    • Adjustable voltage range / initial value: 200
    • Operating current / at 17 V / minimum: 5
    • Continuous current / of the DIAZED fuse link of the output relay : 4
    • Relative metering precision: 5
    • Consumed active power: 2
    • Type of voltage for monitoring:  AC
    • Ampacity / of the output relay / at DC-13 / at 24 V: 1
    • Ampacity / of the output relay / at AC-15 / at 250 V / at 50/60 Hz: 3
    • Ampacity / of the output relay / at AC-15 / at 400 V / at 50/60 Hz: 3
    • Ampacity / of the output relay / at DC-13 / at 125 V: 0.2
    • Ampacity / of the output relay / at DC-13 / at 250 V: 0.1
    • Non-adjustable open/closed-circuit current principle
    • Galvanic isolation between entrance and outlet
    • Galvanic isolation between the outputs
    • Galvanic isolation  between the voltage supply and other circuits
    • Measurable voltage / at AC / Full-scale value: 690
    • Measurable voltage / at AC / initial value: 160
    • Starting time / after the control supply voltage has been applied: 1000
    • Response time / maximum: 450
    • Thermal current / of the switching element with contacts / maximum: 5
    • AWG number / as coded connectable conductor cross section / solid / minimum: 20
    • AWG number / as coded connectable conductor cross section / solid / maximum: 14
    • AWG number / as coded connectable conductor cross section / stranded / minimum: 20
    • AWG number / as coded connectable conductor cross section / stranded / maximum: 14
    Depth (In.) 91
    Application area For Monitoring Phase Sequence, Phase Failure And Phase Asymmetry And/Or Undervoltage, E.G. With Mobile Systems Such As A/C Compressors, Refrigerated Containers, Construction Site Compressors Or Cranes
    Type of connectable conductor cross-sections / finely stranded / with core end 1x (0.5 ... 2.5 mm2), 2x (0.5 ... 1.5 mm2)
    Required spacing / with side-by-side mounting / upwards 0
    Number of NO contacts / delayed switching 0
    Tightening torque / with screw-type terminals / maximum 1.2
    Width (In) 22.5
    Connectable conductor cross-section / solid / minimum 0.50 m
    Control supply voltage @ AC 60 Hz min/max 160/690
    Removable terminal for auxiliary and control circuit Yes
    Phase failure detection Yes
    Field-bound parasitic coupling / acc. to IEC 61000-4-3 10 V/m
    Vibration resistance / acc. to IEC 60068-2-6 1 ... 6 Hz: 15 mm, 6 ... 500 Hz: 2g
    Installation altitude / at height above sea level / maximum 2000
    Mechanical service life (switching cycles) 10000000
    Type of connectable conductor cross-sections / at AWG conductors / stranded 2x (20 ... 14)
    Required spacing / for live parts / forwards 0
    Conducted interference / due to burst / acc. to IEC 61000-4-4 2 kV
    Conducted interference / due to conductor-conductor surge / acc. to IEC 61000-4 1 kV
    Required spacing / for grounded parts / upwards 0
    Relative repeat accuracy 1
    Required spacing / for grounded parts / Backwards 0
    Conducted interference / due to conductor-earth surge / acc. to IEC 61000-4-5 2 kV
    Ambient operating temp min/max -25/60
    Number of NC contacts / delayed switching 0
    Connectable conductor cross-section / solid / maximum 4.00 m
    Type of voltage for the control supply voltage AC
    Connectable conductor cross-section / finely stranded / with core end processing 2.50 m
    Required spacing / with side-by-side mounting / at the side 0
    Surge voltage resistance / rated value 6
    Required spacing / for grounded parts / downwards 0
    Phase unbalance Yes
    Type of connectable conductor cross-sections / solid 1x (0.5 ... 4 mm2), 2x (0.5 ... 2.5 mm2)
    Electrostatic discharge / acc. to IEC 61000-4-2 6 kV contact discharge / 8 kV air discharge
    Required spacing / for grounded parts / forwards 0
    Product type designation 3UG4 - Network monitoring relay with analog setting
    Control supply voltage @ AC 50 Hz min/max 160/690
    Protection class IP IP20
    Required spacing / with side-by-side mounting / forwards 0
    Required spacing / for live parts / Backwards 0
    Type of connectable conductor cross-sections / at AWG conductors / solid 2x (20 ... 14)
    Product brand name SIRIUS
    Ambient temp during transport min/max -40/85
    Tightening torque / with screw-type terminals / minimum 0.8
    Number of CO contacts / delayed switching 2
    Operating frequency / with 3RT2 contactor / maximum 5000
    Ambient storage temp min/max -40
    Shock resistance / acc. to IEC 60068-2-27 sinusoidal half-wave 15g / 11 ms
    Electrical endurance (switching cycles) / at AC-15 / at 230 V / typical 100000
    Required spacing / for live parts / at the side 0
    Brand Siemens
    Connection Type screw-type terminals
    Country of Origin GERMANY
    Mounting Option snap-on mounting
    Number of Poles 3
    UPC 754554928012

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