Littelfuse JLLS090.VXP POWR-GARD Fast Acting Fuse Brand: Littelfuse. Part Number: JLLS090.VXP. Littelfuse POWR-GARD Current Limiting Fuse, Fast Acting, Series: JLLS Series, 90 A, 600 VAC, 300 VDC, 20/200 kA Interrupt, Class: Class T, Knife Blade/Premium Silver Plated Terminal, Bolt-In Mounting, Melamine, 0.828 in Dia x 2.953 in L Body. Additional Description: LTFS-JLLS090P JLLS090.VXP FUS 600V F/A CLASS T 90A PLTD 90 AMP SIZE 90 AMP SIZE. Catalog Description: Space-saving Class T fuses are the most compact fuses available in ratings above 30 amperes — less than one-third the size of comparable Class R fuses. When rated in accordance with the NEC, Class T fuses provide fast-acting overload and short circuit protection for non-inductive circuits and equipment. Used in inductive circuits, the ampere rating of Class T fuses must be increased to prevent opening on inrush currents. In such instances, Class T fuses may provide only short circuit protection. For motor and general purpose circuits where space is not critical, we recommend POWR-PRO™ JTD_ID Indicator series, LLNRK/LLSRK series, or FLSR_ID Indicator series...