NOJA Power’s VISI-SWITCH isa solid dielectric vacuum load break switch designed for manual isolation in a three phase electricity distribution greed feeder. Unique to this switch, is the viewing window embedded in the bushings, allowing an operator to see the actual point of isolation. Through the viewing window, the isolator electrical contacts can bee seen when the switch is closed and visible isolation when the switch is open, guaranteeing that the circuit is isolated. The OLB15-16-800 hasa rated maximum voltage of 15.5kV, a rated continuous current of 800A and a short time current with stand of 16kA (for 3 seconds). The switch is operated with a hook stick. The tank is manufactured from powder coated stainless steel and is arc-fault vented. It has a 30-year operating life and the entire deviceis rated to IP65.