General Duty Safety Switch, Current Rating 60 Amps, Power Rating 15 HP, Height 14.63 Inches, Depth 4.88 Inches, Width 6.75 Inches, 240 VAC, 4 Wire, 3 Blades and Fuse Holders, 1 Solid Neutral, Series F, Cartridge Type Fuse, Fusible General-Duty Safety SwitchesSwitches provide a 10kA short-circuit current rating when used with or protected by a Class H fuse. They have a 100kA short-circuit current rating when used with, or protected by, a Class R cartridge-type fuse with Class R fuse kits (see page 310) installed. Features include visible blades for positive identification that switch is Off, and a quick-make, quick-break operating mechanism. Lugs are suitable for aluminum or copper conductors. Multiple padlock provisions in Off position. Spring-reinforced plated-copper fuse clips. Suitable for use as service entrance equipment. Require equipment grounding kit; see page 310.Switches meet UL 98 and meet or exceed NEMA Standard KS1-1990. UL Listed.