Monitoring relays

Series 70 - Line monitoring relay

Electronic voltage monitoring relays for single and three-phase applications

  • Multifunctional types, providing the flexibility of monitoring Undervoltage, Overvoltage, Window Mode, Phase rotation, Phase loss, Asymmetry and Neutral loss
  • Colored LEDs for clear & immediate visual indication
  • Modular housing, 17.5 or 35 mm wide
Approvals (according to type)

Series 71 - Monitoring relay 10A

Over & Under voltage monitoring
Voltage or current detecting
Phase asymmetry
Phase rotation
Phase loss
Thermistor temperature sensing

  • 35mm wide
  • 1 or 3 phase systems
  • Adjustable or Fixed values
  • Positive safety logic
  • 35mm rail (EN 60715) mount
Approvals (according to type)

Series 72 - Level control relays 16A

Level control (Emptying or Filling) for conductive liquids

  • Sensitivity fixed or adjustable (5…150kΩ)
  • 35mm rail (EN 60715) mount
Approvals (according to type)