The Federal Pacific Electric HJL-300 is a three-pole, 300-amp circuit breaker rated for up to 600 VAC, designed to provide overcurrent protection for three-phase electrical systems. This HJL model interrupts current during overloads or short circuits to safeguard conductors and connected equipment. The HJL-300 designation specifies the 300 A rating and three-pole configuration within the HJL family.
