Effective February 2016 Technical Data 1013 Supersedes August 2015 Limitron KLU Class L 600Vac, 601-4000A, time-delay fuses Catalog umbers (amps) KLU601 KLU1200 KLU2500 KLU650 KLU1500 KLU3000 KLU700 KLU1600 KLU4000 KLU800 KLU1800 KLU1000 KLU2000 Carton quantity: Amp rating Carton qty. 601-4000 1 Features: Provides 10X better current limitation to help prevent equipment damage caused by short- circuit events. 200kA Interrupting rating complies with NEC Section 110.9 for todays large capacity systems. Catalog symbol: Fast-acting fuse helps prevent equipment damage caused by short-circuit events. KLU-(amp) Copper links result in a minimum 5-second time-delay at 500% ampere rating. Description: Ideal for critical industrial or commercial Bussmann series Advanced protection KLU Class applications that have specific current limitation L time-delay, current-limiting fuses. Time-delay 5 requirements. seconds (minimum) at 500% of rated current. Specifications: Recommended fuse blocks 601 to 1200 amps : Ratings Volts 600Vac Catalog numbers Poles Amps 601-4000A* 51215 1 IR 200kA Vac RMS Sym. 51235 3 * Use KRP-CL for ratings from 225 to 600 amps. No Agency listings available. No reducers available. Agency infortmation UL Listed, Std. 248-10, Class L, Guide JDDZ, File E4273 CSA Certified, C22.2 No. 248.10, Class 1422-02, File 53787 CE RoHS compliantLIMITRON KLU Class L 600Vac, 601-4000A, time-delay fuses Technical Data 1013 Effective February 2016 Dimensions in: 0.88 1.63 All other tolerances ( 0.02) 1.38 1.75 1.38 1.75 0.81 All Slots and Holes 0.88 0.63 ( 0.03) 8.63 ( 0.09) 6.75 601 1000 1500 1800 3500 6.75 10.75 5.75 to to to to 2500A 3000A to 3.75 ( 0.09) 800A 1200A 1600A 2000A 4000A 0.5 0.44 0.38 0.38 0.75 0.75 0.75 2.75 2.38 2 2 3.5 4 4.75 2.5 2.5 3 3.5 5 5 5.75 Terminals: Width ( 0.06), Thickness ( 0.03) 2 Eaton.com/bussmannseries