Accessori per quadri elettrici RCSFA3
  • Interface modules
  • IP20 protection degree
  • IP40 protection degree

Phases sequence monitoring device, adjustable overvoltage and undervoltage


  • Alarm for phase absence, wrong sequence, imbalance, minimum or maximum tension (each one adjustable by potentiometer);
  • Activation delay (adjustable by potentiometer);
  • Output relay with changeover contact N.O. / N.C. (250V~ 8A max, resistive load);