• RS Stock No. 321-6810
      • Brand Broyce Control
      • Mfr. Part No. 45PTR 400VAC
      Broyce Control
      Broyce Control Phase, Temperature Monitoring Relay with DPST Contacts, 3 Phase, 400 V ac
      Product Details

      45PTR Combined Phase Sequence/Failure & Thermistor Relay

      Separate relay & LED operation for three phase monitoring 'V' & thermistor monitoring 'T'
      The relay monitors the following:
      Incorrect phase sequence/rotation
      Threshold voltage 60% of 400Vac
      Phase failure/loss
      Phase under-voltage (0.6 x 400Vac)
      Thermistor over-temperature
      Thermistor open circuit
      Thermistor short circuit
      Output relay: 10A (thermistor)
      Output relay: 10A (3 phase)

      Additional features:

      Power on LED indication
      Write on ID tab
      Dimensions: H78 x W45 x D99mm


      Broyce Economical Range

      LED indication
      DIN rail mount with SPDT relay outputs and flame retardant to UL94 V0
      Supply voltage variation range: 0.85 - 1.15 x Un
      Operating temperature range: -20 to 60°C (629-831 and 629-847: -10 to +55°C)
      Electrical life: 1.5 x 105 operations at rated load


      Output relay contact rating specified at 250Vac

      Not what you’re looking for? Select the attributes you require, then click the button below
      Monitoring ApplicationPhase, Temperature
      Supply Voltage400 V ac
      Contact ConfigurationDPST
      Electrical Phase3
      Phase SensitivityPhase Loss, Phase Sequence
      Time Delay15 ms
      Temperature SensitivityOvertemperature
      Maximum Operating Temperature+60°C
      Operating Temperature Range-20 → +60 °C
      Dimensions99 x 45 x 78 mm
      Minimum Operating Temperature-20°C
      Select all
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      Technical Reference
      • RS Components

        Statement of conformity

        The product detailed below complies with the specifications published by RS Components. Where applicable it provides assurance that electrostatic discharge sensitive devices have been handled and packed under conditions that meet the administrative and technical requirements of the ANSI/ESD S20.20:2014 and BS EN 61340-5-1:2007 Electrostatic Control Standards.
        RS Stock No. 321-6810
        Description Broyce Control Phase, Temperature Monitoring Relay with DPST Contacts, 3 Phase, 400 V ac
        Manufacturer/Brand: Broyce Control
        Mfr. Part No. 45PTR 400VAC
        The foregoing information relates to product sold on, or after, the date shown below.
        Date Jun 28, 2017
        RS Components Ltd, Birchington Road, Corby, Northamptonshire, NN17 9RS, UK
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