Bussmannn JJS-300 - Class T Fuse 300A (200kA@600V Interrupt Rating)

Bussmannn JJS-300 is a Class T low-voltage fuse designed for high-interrupting capacity circuit protection in industrial applications. It features a 600V AC rating with a 300A current capacity and 200kA interrupting rating at 600V for reliable short-circuit protection. The fuse measures 3-5/8 inches in length with a 1-inch diameter barrel construction, weighing 1 lb, and meets CE/UL-248-15 and CSA Class 1422-02 safety standards. Its T-Tron family design ensures robust performance in motor control centers, switchgear, and other heavy-duty electrical distribution systems requiring Class T protection.

Key Features & Specifications

• Type: JJS Class T time-delay fuse with single barrel design
• Voltage Rating: 600V AC
• Current Rating: 300A
• Dimensions: 3-5/8 in length x 1 in diameter
• Standards: CE/UL-248-15 Guide JDDZ, CSA Class 1422-02
• Applications: Industrial switchgear, motor control centers, power distribution
• Class Rating: T
• AIC rating: 200kA@600V
• Weight: 1 lb
• Country of Origin: Mexico

Product Identification

• UPC: 051712628303
• GTIN: 00051712628303