System II Modular Metal-Enclosed Switchgear

Contruction Details — Switches and Fuses

Mini-Rupter® Switch — rated through 600 amperes continuous and interrupting. Alduti-Rupter® Switches rated through 1200 amperes continuous and interrupting are also available. Interrupter switches handle all live-switching duties and feature duty-cycle fault-closing ratings.

Type SM-40 Power Fuse — rated 400 amperes max continuous. Other SM Power Fuses are available in ratings from 200 through 720 amperes max continuous. Fuses are offered in a wide variety of time-current characteristics for optimal coordination and maximum protection. Time-current characteristics are precise and permanently accurate.

Fault Fiter® Electronic Power Fuses — rated through 600 amperes max continuous. They have exceptional TCC versatility and higher continuous current ratings than previously available in fuses.