• RS Stock No. 321-6848
  • Brand Broyce Control
  • Mfr. Part No. 45175 110VAC
Broyce Control
Broyce Control Speed Monitoring Relay with SPDT Contacts, 110 V ac
Product Details

45175 Underspeed Relay

Monitoring input: Pulse from NPN open collector proximity switch or volt-free contact

Additional features:

LED indication
Adjustable time delay
Latching facility
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

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Monitoring ApplicationSpeed
Supply Voltage110 V ac
Contact ConfigurationSPDT
Time Delay0.5 → 30 min, 0.5 → 30 s
Maximum Operating Temperature+60°C
Dimensions99 x 45 x 78 mm
Minimum Operating Temperature-20°C
Operating Temperature Range-20 → +60 °C
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Technical Reference
RoHS Status: Not Applicable
  • 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. 321-6848
    Description Broyce Control Speed Monitoring Relay with SPDT Contacts, 110 V ac
    Manufacturer/Brand: Broyce Control
    Mfr. Part No. 45175 110VAC
    The foregoing information relates to product sold on, or after, the date shown below.
    Date Sep 26, 2017
    RS Components Ltd, Birchington Road, Corby, Northamptonshire, NN17 9RS, UK
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