Supplementary Circuit Breaker Protectors: Type - Supplementary Hydraulic Magnetic Breaker; Poles - 1P; Amps - 10; Voltage - 277VAC 65VDC; Rating - kA IR - 5; Actuator Style - Toggle Lever; Mounting - Panel Cutout; Terminals - Screw; WxHxD - 0.755x2.00x1.64"; Additional Information - Trip Curve Type: Medium Delay. Actuator: White Handle Black On-Off Legend; Manufacturer Series - A