- Auto-sensing wide voltage range, automatically senses system voltage between 190 to 480 VAC, saves setup time|Adjustable trip & restart delay settings, prevent nuisance tripping due to rapidly fluctuating power line conditions|Microcontroller based circuitry improved accuracy and higher reliability|Advanced LED diagnostics quick visual indicator for cause of trip and relay status|Adjustable voltage unbalance trip setting provides reliable protection when regenerative voltage is present|Fixed 6% voltage unbalance trip point, user adjustable low and high voltage trip point|1 to 30 s adjustable trip delay time at low, high and unbalanced voltage
- Brand: Littelfuse