Bussmann KTU-400 - Class L Time-Delay Fuse 400A (200kA AIC @ 600V)

Bussmann KTU-400 is a Class L low-voltage fuse from the LIMITRON family designed for high-current circuit protection in industrial applications. It features a 400A current rating and 600V voltage rating with exceptional 200kA interrupting capacity at rated voltage for reliable short-circuit protection. The fuse measures 8.63 inches in length with a 2.4-inch diameter and utilizes a single-barrel bolt-in connection design weighing 3 lb. This fuse complies with industry standards for Class L fuses and is typically employed in industrial power distribution systems, motor circuits, and service entrance equipment requiring robust overcurrent protection.

Key Features & Specifications

• Type: Class L time-delay fuse, LIMITRON family, single-element design
• Voltage Rating: 600V AC
• Current Rating: 400A
• Dimensions: 8.63" L × 2.5" W × 2.5" H, 2.4" diameter
• Standards: UL Class L fuse standards
• Applications: Industrial power distribution, motor protection, service entrance equipment
• Connection: Bolt-In
• Barrels: 1
• AIC rating: 200kA@600V
• Class Rating: L
• Weight: 3 lb

Product Identification

• UPC: 05171261302
• GTIN: 00051712613026