• Industrial relays
  • Relay interface
  • Solid State Relay
  • Monitoring relays
  • Surge Protection
  • Thermoregulation
  • Timers
  • Time switches
  • Movement detectors
  • Step relays
  • Modular contactors
  • เวลาทำการ : วันจันทร์ - ศุกร์
    เวลา 08.30 น. - 17.30 น.
    Tel : 02-539-6430
    Email : sales@ndelectric.co.th

  • Series 70


    Line monitoring relay

    Electronic voltage monitoring relays for single and three-phase applications (1,2 CO)

    • 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

  • Series 71


    Monitoring relay 10A

    Over & Under voltage monitoring(1,2 CO)
    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