On one hand, you need current-limiting protection for medium-voltage transformers and distribution systems. On the other, you need short circuit protection for medium-voltage motors and motor controllers. Ferraz Shawmut's line of medium-voltage UL Listed fuses fills the bill with E-rated, R-rated and capacitor fuses.
5kV ** FERRULE MOUNTED FUSES Amp-trap CS-3 E-rated 5kV, 8kV and 15kV fuses have 2 or 3 Inch diameter barrels with ferrules and are mounted in spring reinforced clips. They are UL listed as "general purpose current-limiting fuses" and are for use indoors (or outdoors in a weatherproof enclosure). The unique time-current characteristic of Ferraz Shawmut E-rated fuses allows them to be closely sized …more
8.25kV ** FERRULE MOUNTED FUSES Amp-trap CS-3 E-rated 5kV, 8kV and 15kV fuses have 2 or 3 Inch diameter barrels with ferrules and are mounted in spring reinforced clips. They are UL listed as "general purpose current-limiting fuses" and are for use indoors (or outdoors in a weatherproof enclosure). The unique time-current characteristic of Ferraz Shawmut E-rated fuses allows them to be closely siz …more
15kV ** FERRULE MOUNTED FUSES Amp-trap CS-3 E-rated 5kV, 8kV and 15kV fuses have 2 or 3 Inch diameter barrels with ferrules and are mounted in spring reinforced clips. They are UL listed as "general purpose current-limiting fuses" and are for use indoors (or outdoors in a weatherproof enclosure). The unique time-current characteristic of Ferraz Shawmut E-rated fuses allows them to be closely …more
5kV BOLT-IN FUSES Amp-trap Bolt-in Series E-rated fuses are single, double or triple barrel (3" diam.) with end mounts designed for bolting directly to equipment bus or terminal pads. They are UL listed and are for use indoors (or outdoors in a weatherproof enclosure). The unique time-current characteristic of Ferraz Shawmut E-rated fuses allows them to be closely sized to transformer full load ra …more
5kV CLIP-LOCK MOUNTED FUSES Amp-trap CL-14 E-rated 5kV fuses have 3 In diameter barrels and mount in unique cam-locking clips, for superior connections as well as easy installation and replacement. They are UL listed as "general purpose current-limiting fuses" and are for use indoors (or outdoors in a weatherproof enclosure). The unique time-current characteristic of Ferraz Shawmut E-rated fuses a …more
15kV CLIP-LOCK MOUNTED FUSES Amp-trap CL-14 E-rated 15kV fuses have 3 In diameter barrels and mount in unique cam-locking clips, for superior connections as well as easy installation and replacement. They are UL listed as "general purpose current-limiting fuses" and are for use indoors (or outdoors in a weatherproof enclosure). The unique time-current characteristic of Ferraz Shawmut E-rated fuses …more