Linergy NEMA fuse holders are panel mount fuse holders that will accept class H, R, CC, M, and J fuses up to 200 Amps. This three pole fuse holder will accept class R fuses. The rating of the fuse can be up to 60 Amps with a 600 V maximum rating. These thermal units will trip in 20 seconds or less on overload conditions. Fuse clips are made of a copper alloy that is tin plated. The fuse clips are reinforced for a better connection. The fuse holder base is made of general purpose phenolic. AIC Rating in accordance with UL512 is 200,000 Amp. This fuse holder is UL listed and CSA certified.