FB60J60B3 – Mersen | Fuse base 600V J 60A Box 3-P

Description

The Mersen FB60J60B3 is a 60A 3-pole Generation 2 open-style Class J fuse block featuring tin-plated copper box connectors. Engineered for 600 VAC/VDC applications, it provides exceptional short-circuit current ratings up to 200 kA and accommodates Class J fuses up to 60A.

Designed with a compact footprint, the FB60J60B3 offers direct screw mounting and features dovetail nesting for flexible multi-pole field assembly. Molded from durable glass-filled polycarbonate, it achieves an IP20 finger-safe rating when paired with Mersen’s compatible dead-front safety covers. It measures 4.50″ x 4.25″ x 2.77″ (114.3 x 108 x 70.4 mm) and is fully RoHS compliant.

Key Features

• High SCCR Performance: Delivers up to 200 kA short-circuit current rating for robust industrial protection.
• Tin-Plated Copper Box Connectors: Provides secure, low-resistance connections for wire ranges from #2 to #14 AWG.
• Modular Gen2 Design: Features dovetail nesting for easy multi-pole assembly and a compact footprint that saves panel space.
• IP20 Finger-Safe Capable: Achieves touch-safe protection when paired with Mersen dead-front safety covers.
• Rugged Construction: Molded from high-strength glass-filled polycarbonate for superior thermal and mechanical durability.

Specifications