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3 Phase Voltage Monitoring Relay - 17.5mm DPDT Contacts, 230-460V AC (EWS2) for Sequence & Failure Protection | Industrial Equipment, Power Distribution Systems, Electrical Panels
3 Phase Voltage Monitoring Relay - 17.5mm DPDT Contacts, 230-460V AC (EWS2) for Sequence & Failure Protection | Industrial Equipment, Power Distribution Systems, Electrical Panels

3 Phase Voltage Monitoring Relay - 17.5mm DPDT Contacts, 230-460V AC (EWS2) for Sequence & Failure Protection | Industrial Equipment, Power Distribution Systems, Electrical Panels

$122.44 $222.63 -45%

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DESCRIPTION

Crouzet 84873034, 3 Phase Voltage Monitoring Relay With 17.5mm DPDT Contacts, 3 x 230 - 460 V AC EWS2, Sequence, Failure, OBSOLETE WITH NO DIRECT REPLACEMENT, SEE 84873029 For Possible Replacement

EWS2 relays control, on 3-phase networks :

  • Phase Failure
  • Sequence Detection
  • Controls its own supply voltage
  • True RMS measurement
  • LED status indication

     

      Specification
      Crouzet Part Number84873034 (3 Phase Voltage Monitoring Relay With DPDT Contacts)
      FunctionPhase Sequence, Phase Failure
      Nominal Voltage3 x 230 → 3 x 460 V ∿
      Digital Outputs2 x C/O Relays, 250VAC/DC @ 8 Amp
      Min Breaking Current10mA/5VDC
      Timing RangeN/A
      Delay on Pickup500ms
      Alarm Delay on Time (max)200ms
      Reset Time 1500ms
      Fixed Hysteresis2% of Un
      Maximum Measurement Cycle Time150ms/True RMS Measurement
      Measurement Accuracy1%
      Supply Voltage RangeSame as Measurement 3 x 208 → 3 x 480 V ∿
      Termination StyleScrew
      Weight170g
      CertificationCE, UL, CSA, GL, ROHS
      Factory Pack Qty1
      Over Voltage Category3 in accordance with IEC/EN 60664-1
      Pollution Degree2 in accordance with IEC/EN 61131-2
      Protection ratingIP40 (Front), IP20 (Rear)
      Mechanical Resistance

      Immunity to vibrations IEC/EN 60068-2-6, test Fc

      Immunity to shock IEC/EN 60068-2-27, test Ea

      Resistance to HF InterferenceImmunity to radiated electrostatic fields IEC/EN 61000-4-3 Immunity to fast transients (burst immunity) IEC/EN 61000-4-4, level 3 Immunity to shock waves IEC/EN 61000-4-5 Radio frequency in common mode IEC/EN 61000-4-6, level 3 Voltage dips and breaks (AC) IEC/EN 61000-4-11 Immunity to damped oscillatory waves IEC/EN 61000-4-12
      Conducted and radiated emissionsClass B (*) in accordance with EN 55022, EN 55011 (CISPR22, CISPR11) group 1 (*) Except configuration (88 970 1.1 or 88 970 1.2) + (88 970 250 or 88 970 270) + 88 970 241 class A (class B in a metal enclosure)
      Operating Temperature-20 →+70 °C except CB and XB versions in VDC : -30 →+70 °C (+40 °C in a non-ventilated enclosure) in accordance with IEC/EN 60068-2-1 and IEC/EN 60068-22

       

      Datasheet
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