Bussmann 170M3423 - NH Fuse 630A (690V aR Class)

The Bussmann 170M3423 is a low voltage NH fuse designed for robust circuit protection in industrial power distribution systems, featuring a 630A current rating and 690V voltage rating for reliable operation. Its aR (partial range) class rating provides high interrupting capacity up to 200kA at 690V AC, ensuring effective short-circuit protection. The fuse utilizes a flush connection design and weighs 10 lb, constructed for durable performance in demanding environments while meeting international industrial standards. This Eaton-manufactured component is typically deployed in motor circuits, transformer protection, and main distribution panels where high-breaking capacity and selective coordination are required.

Key Features & Specifications

• Type: NH (knife-blade) low voltage fuse with aR class partial range protection
• Voltage Rating: 690V AC
• Current Rating: 630A
• Dimensions: Standard NH size with flush connection configuration
• Standards: International industrial safety standards
• Applications: Industrial motor circuits, transformer protection, main distribution panels
• AIC rating: 200kA@690Vac
• Class Rating: aR
• Connection: Flush
• Weight: 10 lb

Product Identification

• UPC: 051712256087
• GTIN: 00051712256087