SP430 Phase Sequence/Failure/Asymmetry Relay

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AU $180.08
325.00 Grams
Calculated at Checkout
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Product Overview

Data Sheet

General Specifications


  • SP430 monitors 3 Phases only, SP431 monitors 3 Phases and Neutral
  • 11-pin plug-in.
  • Fail-to-safe design.
  • Monitoring on three phase supply.
  • Sensitive to: NPS Voltage, Reverse phase sequence, loss of phase, phase imbalance, phase asymmetry.
  • Insensitive to regenerated EMF.
  • High stability under harmonic distortion
  • Insensitive to balanced supply variations - prevents nuisance tripping
  • Fast response to reversed phase sequence
  • Adjustable NPS sensitivity.
  • Relay ON LED
  • 10A SPDT or 5A DPDT relay output.
  • SP430 Supersedes SP433.
  • Requires optional S3-B 11-pin base.


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