Littelfuse IDSR150 - RK5 Time-Delay Fuse 150A@600V (200kA AIC)

Littelfuse IDSR150 is a UL Class RK5 dual-element time-delay fuse designed for circuit protection in industrial power distribution systems. It features a 600V AC rating with 150A current capacity and 200kA interrupting rating, housed in a compact 1.84" diameter barrel construction weighing 1.4 lb. The fuse meets IEC 60127-2 standards and provides visual indication of operation status, making it suitable for motor protection, transformer circuits, and feeder protection applications where time-delay characteristics are required.

Key Features & Specifications

• Type: UL Class RK5 dual-element time-delay fuse with visual indication
• Voltage Rating: 600V AC
• Current Rating: 150A
• Dimensions: 1.84" diameter single-barrel design
• Standards: IEC 60127-2 compliant
• Applications: Industrial motor protection, transformer circuits, feeder protection
• Class Rating: RK5
• AIC rating: 200kA@600V
• Weight: 1.4 lb
• Country of Origin: Mexico

Product Identification

• UPC: 07945801575
• GTIN: 00079458015751