HRN3-81

Voltage monitoring relay in 3P

Fixed range 208-480V,
adjustable time delay 0.3-30s, 2 outputs

EAN: 8595188188821 Category:
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Description

  • The relay is designed to monitor phase loss, sequence and asymmetry in 3-phase network.
  • Power supply from the monitored circuit.
  • Wide range of monitored voltage 208 – 480 V.
  • Adjustable time delay (to eliminate short-term voltage drops).
  • Measures true root mean square value of the voltage – TRUE RMS.
  • Adjustable level of asymmetry with the option to turn it off.

Technical parameters

  • Phase failure: Yes
  • Phase sequence: Yes
  • Asymmetry: Yes
  • Monitored range: AC 3× 208 – 480 V
  • Output contact: 2x CO, 16 A
  • Housing:  1-MODULE
  • Power supply: monitored voltage
  • Dimensions: 90 x 52 x 66 mm (3.5˝ x 0.7˝ x 2.5˝)

Download Datasheet

Datasheet_HRN3-80_HRN3-81