Square D,STARTER 600VAC 270AMP NEMA +OPTIONS,270 A,3-Phase,3P,480VAC@60Hz - 440VAC@50Hz,5,600VAC,75HP@200VAC - 100HP@230VAC - 200HP@460/575VAC,Box Lug,NEMA 1,Non-Reversing Starter,S,Surface - Floor,UL Listed - CSA Certified,Used for Full-Voltage Starting and Stopping of AC Squirrel Cage Motors,melting alloy 3