Federal Pacific Electric NF631050 circuit breaker is a 50 A, 480 V, three-pole protective device built on the 14K F-frame family. The NF631050 designation identifies a specific unit within Federal Pacific’s 14K-frame lineup, designed for use in panels that accept this style three-pole, 480-volt breaker. With a 50-amp rating at 480 volts in a 3P configuration, this breaker provides overcurrent protection for three-phase distribution circuits in compatible Federal Pacific panels that support NF631050 family devices.
