Siemens Supplementary Protector, 480 VAC, 50 A, 50/60 Hz Frequency, 5 kA Interrupt, D Frame, Thermal/Magnetic Trip, 3 Pole, Screw Connection, 14 to 4 AWG Wire, IP20 Enclosure, DIN Rail Mounting, -25 to 55 deg C, 90 mm H x 54 mm W x 76 mm D Dimensions