General Data — Selection Chart Bussmann - Steven Engineering

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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).

currents). 1200A JJS 600V of KTN-R/KTS-R). Motor loads 0 to 30A LOW-PEAK® LP-CC 600V CC 200 Rejection feature 21 (circuits with (time-delay) heavy in-rush currents.) Non-motor loads 0 to 30A LIMITRON® (circuits with no (fast-acting) rejection feature. heavy in-rush Branch currents.) Control transformer 0 to 30A TRON® FNQ-R 600V CC 200 ...

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