Westinghouse, IRD-9 Directional Overcurrent Relay, Overcurrent Unit .5-2.5 Amps 60Hz Indicator 0.2-2 Amps Instantaneous Trip 10-40 Amps, Directional Unit 208 Volts 30 Seconds, Cat# 289B449A11
289B449A11 Relay by Eaton, Cutler Hammer, or Westinghouse