ELKO EP | HRN-57 | Voltage Monitoring Relay

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Product

Industrial Automation

HRN-57

  • $91.94

Voltage monitoring relays in 3P with adjustable levels

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  • It serves to monitor voltage in a switchboard, protection of devices in 3-phase main.
  • It monitors value of voltage in 3-phase main.
  • It is possible to set upper and lower level independently.
  • Adjustable time delay eliminated short voltage peaks and failures in the main.
  • Relay doesn’t monitor phase sequence.
  • HRN-57: supply from all phases, means that relay is functional also in case of failure in one phase.
  • Phase failure: Yes
  • Phase sequence: x
  • Overvoltage: Yes
  • Undervoltage: Yes
  • Asymmetry: x
  • Monitored range: AC 3 x 300-500 V
  • Supply voltage: 1x CO, 8 A
  • Housing: 1-MODULE
  • Power supply: from monitored voltage
  • Dimensions: 90 x 17.6 x 64 mm (3.5˝ x 0.7˝ x 2.5˝)