Mersen A4J40 Fuse Amp-Trap 600V 40A Fast-Acting Class J with Ferrule Terminal, 2.38 Inch Length

Description

Features

• As a premier fast-acting Class J fuse, the A4J40 is engineered to react instantly to overcurrent events, significantly lowering peak let-thru current. This rapid response prevents catastrophic damage to sensitive solid-state devices, capacitors, and circuit breakers, ensuring your industrial control panels remain operational and repair costs stay low.
• Rated for an impressive 200,000A AC interrupting capacity, this Amp-Trap fuse is designed to safely quench high-energy arcs in the most demanding electrical environments. This high SCCR (Short Circuit Current Rating) allows for seamless integration into high-capacity switchboards and load centers where lower-rated fuses would pose a significant safety risk.
• The unique physical dimensions of the Class J ferrule design serve as a mechanical "safety key," making it physically impossible to substitute a fuse with a lower voltage or interrupting rating. This fail-safe feature eliminates human error during rapid troubleshooting, maintaining the integrity of your facility's arc flash study and safety coordination.
• The unique physical dimensions of the Class J ferrule design serve as a mechanical "safety key," making it physically impossible to substitute a fuse with a lower voltage or interrupting rating. This fail-safe feature eliminates human error during rapid troubleshooting, maintaining the integrity of your facility's arc flash study and safety coordination.

Documentation & Downloads

Specifications