Bussmann 170M6689 - Class aR Fuse 350A (100kA AIC @1250V)

The Bussmann 170M6689 is a low voltage fuse designed for high-performance circuit protection in demanding industrial applications, providing reliable interruption of fault currents. It features a 350A current rating and a 1250V voltage rating, ensuring robust electrical performance under high-voltage conditions. The fuse utilizes a Class aR (partial-range) current-limiting design with NA Long connections and is constructed for durability with a weight of 2 lb. This component complies with industry standards for safety and reliability, achieving an impressive 100kA interrupting rating at 1250V. Typical applications include protection of motors, transformers, and feeder circuits in industrial power distribution systems where high fault current capability is essential.

Key Features & Specifications

• Type: Low Voltage Fuse, Class aR (Partial-Range), Current-Limiting
• Voltage Rating: 1250V AC
• Current Rating: 350A
• Dimensions: FU115 Type
• Standards: Industry standards for high-interrupting capacity fuses
• Applications: Industrial motor protection, transformer protection, feeder circuit protection
• AIC rating: 100kA@1250V AC
• Connection: NA Long
• Class Rating: aR
• Weight: 2 lb

Product Identification

• UPC: 05171226512
• GTIN: 00051712265126