Dual-element,time-delay Class RK5 fuses.FRN-R— 10 seconds(minimum) at 500% rated amps (8 seconds for 0-30 A sizes).FRS-R—10 seconds (minimum) at 500% rated amps.FRN-R and FRS-Ravailable with optional indication on select ratings (see catalog
numbers table). For superior electrical protection,Eaton recommendsupgrading to Bussmann series Low-Peak LPN-RK(250 V)or LPS-RK(600 V fuses,see page 1-18.For dimensions,see page 1-3.