Bussmann LPS-RK-225SP Low-Peak Time Delay Fuse, 600VAC 300VDC 225Amp, Class RK1

Bussmann LPS‑RK‑225SP Low‑Peak® is a premium Class RK1 time‑delay fuse designed to provide superior current‑limiting protection for industrial power systems, offering excellent overload and short‑circuit protection while allowing motor and transformer inrush currents without nuisance opening. Rated current: 225 A Fuse class: UL Class RK1 Fuse type: Time‑delay (dual‑element) Product line: Low‑Peak® Manufacturer: Bussmann (Eaton Bussmann Series) Voltage rating AC: 600 VAC Voltage rating DC: 300 VDC Interrupting rating AC: 300 kA RMS symmetrical Interrupting rating DC: 20 kA Current‑limiting: Yes (very low let‑through energy) Time‑delay characteristic: Minimum 10 seconds at 500% of rated current Special feature: “SP” polished silver‑plated blades for reduced contact resistance Construction: Industrial fiber tube body with plated steel end caps and copper blades Terminal type: Blade style Body material: High‑strength insulating tube Overall body length: Approx. 8.38 in (213 mm) Body diameter: Approx. 2.13 in (54 mm) Blade width: Approx. 1.5 in (38 mm) Mounting style: Clip‑mounted or bolted in Class RK fuse holders Operating frequency: 50/60 Hz Operating temperature range: -40 °C to +80 °C Agency approvals: UL Listed, CSA Certified UL standard: UL 248‑12 CSA standard: CSA C22.2 No. 248.12 Rejection feature: Yes, prevents installation in lower‑class fuse holders Typical applications: Motor branch circuits, feeders, MCCs, switchboards, industrial power distribution Country of manufacture: United States Please review pictures carefully and let us know if you have any questions!