Features2:1 adjustable full load amps with tactile feedback dialSelectable 10/20/30 protection classBuilt-in thermal memory to prevent hot motor restartsProtection against complete phase current loss+/-2% accuracy+/-2% repeatabilitySelf-powered at 50% of minimum current rangeUnbalance trip signal for PLC operationManual tripVisual trip indicationBuilt-in line/load strapsFits with existing 300 line startersPower factor correction terminals15 A breaker maximum, 12 A fuse maximumFor MRO and replacement27 A (continuous), 1.6 to 3.4 A (full load)For NEMA rated full voltage magnetic starter