Donut handle ideal for hook stick operation and accepts 3 padlocks in the off position Direct drive, quick-make, quick-break mechanism "snaps" contacts open and closed providing positive on/off indication Self-leveling, 3-point mounting system Coin-proof, defeatable interlock Visible confirmation of plated blade contact positions Spring reinforced fuse clips assure reliable contact for cool operation Suitable for class H, K, J or R fuses, where applicable With class R fuses or J fuses, 30 to 600 A switches have UL listed short circuit rating of 200000 rms symmetrical A UL listed as service entrance equipment when installed in accordance with the national electric code Specifications Actuator Type Handle Amperage Rating 200 A Dimensions 31.5 in H x 13.3 in W x 5.1 in D Enclosure Type NEMA 1 Frequency Rating 50/60 Hz Horsepower 150 hp Mounting Type Surface Number of Poles 3 Number of Wires 3 Phase 3 Series THN Short Circuit Current Rating 200 kA Temperature Rating 60/75 deg C Type Heavy Duty Non-Fusible Voltage Rating 600 V AC