Ferraz Shawmut - Mersen 6631J 1-Pole 600 Volt 600 Amp Class J Box Fuse Block

A choice of screw, pressure plate, box and special order stud connectors fit a wide range of stranded or solid copper or aluminum conductors. Insulators are either molded glass-filled polycarbonate (GFPC) or phenolic with verified dielectric strength in excess of 2500V. 30A, 60A and the new 100A SJ fuse blocks feature a unique adder block configuration which can be snapped onto 1-, 2-, or 3-pole blocks to form multi-pole segmented blocks of as many poles as desired. All fuse clips are made of high conductivity tin-plated copper, with a choice of spring-reinforced or non-spring reinforced clips. Space saving options are now available in the 30A and 100A configurations which are noted in the product selection tables. Features: Class J Blocks (600V) use with AJT, A4J, HSJ - Certifications: All class J fuse blocks meet the requirements of UL4248 (formerly UL512); UL listed Guide IZLT, File E52283; CSA certified class 6225, File 32169