102-600 -MotorSaver 3-Phase Voltage Monitor, Model 250A, 190-480V, DPDT Contacts. A 3-phase, auto-ranging, dual-range voltage monitor that protects 190-480VAC, 50*/60Hz motors regardless of size. The product provides a user selectable nominal voltage setpoint and the voltage monitor automatically selects between the 200V and 400V range.

  • Low voltage trip
  • Single-phase trip
  • Reverse-phase trip
  • Fixed 6% voltage unbalance trip
  • Single LED diagnostics
  • Optional high voltage trip
  • Optional variable restart delay
  • Optional variable trip delay