Fuse Bases 600V 400A Class R 3-pole Tin-Plate Copper Box Side-Clip

The Mersen Fuse Bases are designed for Class R fuses operating at 600 volts and 400 amperes, suitable for power distribution applications requiring reliable fuse mounting solutions. These 3-pole fuse bases feature tin-plated copper clips with box side-clip connections, ensuring high conductivity and secure wire attachment. Constructed with phenolic insulators, these fuse bases provide verified dielectric strength exceeding 2500V, suitable for industrial electrical distributor and switchgear supplier applications.

Specifications

• Voltage Rating: 600 V
• Amperage: 400 amperes
• Number of Poles: 3-pole
• Material: Phenolic
• Connection Type: Box Side-Clip
• Mounting: Direct Screw Mount
• Frequency: 50 hertz
• Maximum Operating Temperature: 80 degrees Celsius
• Dimensions (L x W x H): 15 in x 12.75 in x 3.75 in
• Product Weight: 14.9 lbs
• Class: Class R
• Country of Origin: Mexico

Features

• Accommodates all Class R 250 and 600V power fuses
• High conductivity tin-plated copper fuse clips with spring reinforcement for 100A and above
• Phenolic insulators with dielectric strength exceeding 2500V
• Box side-clip connectors fit a wide range of stranded or solid copper or aluminum wire
• Unique adder block design allows multipole segmented blocks formation
• UL Listed and CSA Certified for safety and compliance

Downloads & Links

• Spec Sheet
• Spec Sheet (French)