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    • 645TR440-3-32VDC
  • Struthers-Dunn 645TR440-3-32VDC Solid State Contactors
  • Struthers-Dunn 645TR440-3-32VDC Solid State Contactors

    645TR440-3-32VDC

    Struthers-Dunn

    Please submit an RFQ or call 800-526-5376.

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    Product Description

    Description: Solid State Contactors • Input Voltage: 3-32VDC • Switching: Triac • Turn on: Random Turn On • Load Voltage: 480 VAC • Load Current: 40 Amp

          Product Information       Resources
    ManufacturerStruthers-Dunn
    Product Category Contactors
    Product Sub Category Solid State Contactors
    Series645T Series
     
      Download Datasheet

      RoHS Compliant
          Specifications
    Product Attribute
    Attribute Value
    Input Voltage3-32VDC
    SwitchingTriac
    Turn onRandom Turn On
    Load Voltage480 VAC
    Load Current40 Amp
    Min. Load current to maintain on250mA
    Non-Repetitive Surge Current (1 cycle)300A
    Maximum I2T for Fusing (Asquared sec)450A2 S
    Suggested Heatsink °C/W0.14°C/W + Fan
    Load Voltage Range50 to 480 VAC
    Frequency Range47 to 63 Hz
    Peak Blocking Voltage800 to 1200
    Maximum Rate of Rise Off State Voltage (dv/dt)250V/us
    Max. Off state leakage current (rms)10mA
    Max On State Voltage Drop1.6VAC
    Maximum Turn-On time @ 60 Hz8.3mS
    Maximum Turn-Off time @ 60 Hz8.3mS
    Dielectric Strength - I or O case400Vrms
    TemperatureOperating: - 30 to 80°C
    Storage: -40 to 100°C
          Series Features
    645T Series - Solid State On / Off Motor Relays
    Series Description: The 645T series of solid state relays uses triacs for on/off control of three phase loads. Operation is three pole normally open. Inputs can be AC or DC operated. Load currents can range from 10 to 50 amps and up to a nominal voltage of 480VAC. Both random turn on or zero cross is available.

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