Reliance Electric ECSR 150 Time Delay Fuses. 600VAC 150Amp Class RK5 Lot of 3

Reliance Electric ECSR 150 is a Class RK5 dual‑element, time‑delay fuse designed to provide reliable overload and short‑circuit protection for motors, transformers, and branch circuits, allowing temporary inrush currents while maintaining strong current‑limiting performance; this listing is for a lot of 3 fuses. Technical specifications: Manufacturer: Reliance Electric Manufacturer Part Number: ECSR 150 Product Series: ECSR Fuse Class: Class RK5 Fuse Type: Dual‑element, time‑delay, current‑limiting Current Rating: 150 A Voltage Rating AC: 600 VAC Voltage Rating DC: Not rated Interrupting Rating AC: 200 kA RMS symmetrical at 600 VAC Speed Characteristic: Time‑delay (slow‑blow) Time‑Delay Performance: Designed to withstand motor starting and transformer inrush currents without nuisance opening Number of Elements: Dual Indication: Non‑indicating Connection Type: Blade end x blade end Mounting: Class R fuse holder or fuse block Body Style: Cartridge Body Material: Fiber tube with metal end caps End Terminal Material: Copper alloy Overall Length: Approx. 9.63 in (244.6 mm) Body Diameter: Approx. 1.61 in (40.9 mm) Special Features: Dual‑element construction for overload and short‑circuit protection, current‑limiting design, economical RK5 protection Applications: Motor circuits, motor control centers, transformers, branch circuits, panelboards, industrial power distribution Operating Frequency: 50/60 Hz Standards and Certifications: UL Listed (UL 248‑12, Class RK5), CSA Certified, NEC compliant Quantity Included: Lot of 3 fuses Packaging Type: Bulk / lot Warranty: Not applicable Country of Manufacture: United States Please review pictures carefully and let us know if you have any questions!