CH330ST Circuit Breaker with Shunt Trip by Eaton, Cutler Hammer or Westinghouse EATON CIRCUIT BREAKER WITH SHUNT TRIP 3 POLES 30 AMPS 240 VAC CAT# CH330ST Make an Offer Send to a Friend Type: CH Voltage: 120/240 V Poles: 3 Frame Amperage: 30 A Return To Circuit Breakers