General Data — Selection Chart Bussmann

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Buss Fuse Selection Chart (600 Volts or Less)Circuit LoadAmpere FuseSymbol VoltageInterruptingRemarksRating TypeRating (a-c) ClassRatingPage(KA)Conventional Dimensions Class RK1, RK5 (0-600A), L (601- 6000a )All type loads0-600ALOW-PEAK LPN-RK_SP250VRK1 300All-purpose (optimum(dual-element,LPS-RK_SP600VUnequ aled for combinedovercurrenttime-delay)short-circ uit andprotection).601 toLOW-PEAK KRP-C_SP600VL300overload (time-delay)(Specification grade product)Motors, welder,0FUSETRON FRN-R250VRK5 200Moderate degree of12transformers,to(dual-element,FRS-R60 0Vcurrent limitation. Time-delay13capacitor banks600Atime-delay)passes surge currents.(circuits with heavy0DURA-LAGTMDLN-R250VRK520014inrush currents).to(dual-element,DLS-R600V600At ime-delay)601 toLIMITRON KLU600VL200All-purpose fuse. Time-8Main,4000A(time-delay)delay passes loadsKTN-R250VRK1 200Same short-circuit protection15and(circuits with no0KTS-R600Vas LOW-PEAK fuses butBranchheavy inrushtomust be sized larger forcurrents).

6000A (time-delay) (Specification grade product) Motors, welder, 0 FUSETRON® FRN-R 250V RK5†† 200 Moderate degree of 12 transformers, to (dual-element, FRS-R 600V current limitation. Time-delay 13 capacitor banks 600A time-delay) passes surge currents. (circuits with heavy 0 DURA-LAGTM DLN-R 250V RK5 200 14

  6000a