Quick-make, quick break operating mechanism that ensures positive operation|Visible blade, double break switching action|Arc chutes dissipate heat and prolong switch life|Highly visible red handle grip designed for hook stick operation|Defeatable dual cover interlock, center punch provided for field drilling to allow on padlocking|Handle can be padlocked in the off position with up to (3) padlocks with 5/16 in hasps|Generous top, bottom and side gutters that meet or exceed NEC wire bending space requirements|Informative door labeling which includes replacement parts list|Tangential knockouts through 600 A for easy conduit lineup|Side hinged door that opens 180 deg for easier wiring|Unique enclosure design increases rigidity and prevents cuts and scrapes to conductors and installers hands|Spring reinforced fuse clips that assure reliable contact for cool operation|Door latch securely holds door closed and allows cover padlocking|Front removable mechanical lugs that are suitable for copper aluminum 60 or 75 deg C conductors|Lugs are field convertible to copper body and to a wide variety of compression connectors|Hinged clear line terminal shield with probe holes for inspecting or testing line side terminals|Embossed aluminum nameplate on heavy duty switches provides highly visible ON/OFF indication|Drawn cover for increased rigidity and resistance to abuse|Top key hole and bottom mounting holes provide easy 2 or 3-point mounting