Supplementary Protectors: Type - Supplementary Hydraulic Magnetic Breaker; Poles - 1P; Amps - 20; Trip Range - 25 x Rating; Voltage - 277VAC; Rating - kA IR - 5; Actuator Style - Toggle Lever; Mounting - Panel Cutout; Terminals - Quick Connect; Additional Information - Trip Curve Type: Long, Hi-Inrush Delay. Actuator: White Handle Black On-Off Legend; Manufacturer Series - A