Square D FDA34045 3 Pole Circuit Breaker
The Square D FDA34045 is a 3 Pole thermal magnetic molded case circuit breaker with a current rating of 45 Amps and a voltage rating of 277/480V. It has an interrupting rating of 18kAIC at 480V. The FDA34045 has a I-line style plug-in connection type and includes long time and instantaneous trip functions.