Bussmann JJS-400 - Class T Fuse 400A (200kA AIC @600V)

Bussmann JJS-400 is a Class T low-voltage fuse designed for high-interrupting capacity circuit protection in industrial power systems. It features a 400A current rating and 600V voltage rating with an impressive 200kA interrupting capacity at rated voltage. The fuse construction utilizes a single-barrel design with 1-inch diameter and measures 3-5/8 inches in length, weighing 2 lb for robust physical characteristics. It meets CE, UL-248-15 Guide JDDZ, and CSA Class 1422-02 standards for reliable performance compliance. Typical applications include main service entrances, feeder circuits, and branch circuit protection in commercial and industrial facilities requiring high fault current protection.

Key Features & Specifications

• Type: Class T low-voltage fuse, single-barrel construction
• Voltage Rating: 600V AC
• Current Rating: 400A
• Dimensions: 3-5/8 inches length, 1-inch diameter
• Standards: CE/UL-248-15 Guide JDDZ/CSA Class 1422-02
• Applications: Industrial power systems, main service entrances, feeder circuits
• AIC rating: 200kA@600V
• Class Rating: T
• Barrels: 1
• Weight: 2 lb
• Family: T-Tron
• Country of Origin: Mexico

Product Identification

• UPC: 051712628044
• GTIN: 00051712628044