PWRS220A - 

Phase Monitoring Relay, Sequence , Failure, WRS Series, SPDT, 10 A, Socket, Quick Connect, 250 VAC

PWRS220A - Phase Monitoring Relay, Sequence , Failure, WRS Series, SPDT, 10 A, Socket, Quick Connect, 250 VAC

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Manufacturer Part No:
Newark Part No.:
Product Range
WRS Series
Technical Datasheet:
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Product Information

WRS Series
Quick Connect
3 Phase
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Product Overview

The PWRS220A is a Phase Control Relay with AgCdO contact, SPDT contact arrangement and LED indicator. The WRS series phase control relay monitors the sequence loss or reversal of three phase power supplies. The output relay is energized when the phase sequence is correct and is de-energize when the phase sequence is wrong or one phase is lost.
  • Phase sequence and loss of any phase monitors
  • 30 x 10⁶ operations Mechanical life of relay
  • 2 x 10⁵ operations at 2200VA resistive load Electrical life of relay
  • -10 to 60°C Operating temperature range



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