Multifunction voltage monitoring relay in 3P with LCD display

Start of sales: March 2021

Multifunction and in many ways universal monitoring relay which protects devices and equipment connected to a 3-phase network.

Description

  • 3-wire or 4-wire connection (with or without neutral).
  • Optionally monitors high and low voltage & frequency in 3-phase circuits.
  • Allows monitoring of failure, sequence and phase asymmetry incl. neutral failure (only for 4-wire connection).
  • The product is powered by a monitored voltage.
  • Both output contacts can be set individually.
  • Measures the true RMS value of True RMS.
  • Optional setting of output contact response delay and measured error condition incl. Possibility of delayed response of the output contact after power supply connection.
  • Possibility of manual or automatic (default setting) transition from error state (memory).
  • Optional closing or opening of the output contact when measuring an error condition (Fail Safe/Non Fail Safe).
  • Password protection against unauthorized changes to settings.
  • Digital backlit display with the ability to monitor the current state of the network incl. possible failures.
  • The last fi ve error states are stored in a backed uphistory that is possible to view
  • Sealable transparent cover for display and controls.

Technical parameters

  • Supply and monitored voltage: ULL = 3 ~ 155-500 V; ULN = 3 ~ 90-288 V (45-65 Hz)
  • Burden: max. 5 VA
  • Output contact: 2x changeover, 5A (AgSnO2
  • Output indication: on display, icon R1 and R2
  • Mounting: DIN rail EN 60715 
  • Protection degree: IP20 cover and terminals / IP40 from front panel
  • Dimensions: 90 x 36 x 66.5 mm 
  • Weight: 132 g​

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