Multifunctional monitoring relays

Multifunctional monitoring relays

Extremely versatile

With the multifunctional EMD series, you can monitor electrical as well as physical system parameters. Benefit from the numerous possible applications of the devices.

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The multifunctional monitoring relays offer a wide range of monitoring functions. In addition, extended setting options and variable supply voltage ranges make the devices particularly versatile.

Your advantages

  • Worldwide use, thanks to wide-range power supply unit or plug-in transformer
  • Easy handling – parameters can be adjusted conveniently on the front of the housing using the rotary switch
  • Space saving – with two PDT outputs in 22.5 mm wide housing
  • Clear diagnostics, thanks to color status LEDs
  • Fast error detection, thanks to fine tuning and short response times
  • Safe operation with electrically isolated measuring and supply circuits

The universal monitoring solution

EMD monitoring relays  

Extremely versatile - multifunctional EMD monitoring relays

The multifunctional monitoring relays are the inexpensive solution for continuous monitoring of important electrical and physical system parameters.

With the EMD series, you can monitor:

  • Surge voltage and undervoltage
  • Overcurrent and undercurrent
  • Phase failure, phase sequence, and phase asymmetry
  • Power factor and real power
  • Motor winding temperature
  • Levels

Further information


C6 The Exchange
Calmount Park
Dublin 12
D12 XE18