MERSEN A2D400R 400A 250V Mersen Amp-Trap 2000® SmartSpot® A2D-R Series Class RK1 Time-Delay Fuse

AMP-TRAP® SMARTSPOT® Time-delay fuse feature a visual open fuse indicator and provide IEC type 2 no damage protection to main, feeder and branch circuits for all types of loads. Extremely current-limiting for low peak let-thru current. Recommended for Arc Flash energy reduction. Easy 2-to-1 selectivity for prevention of nuisance shut downs and black outs. Rejection-style design prevents replacement errors (when used with recommended fuse blocks). High-visibility orange label gives instant brand recognition. Metal-embossed date and catalog number for easier traceability and lasting identification. Fiberglass body provides dimensional stability in harsh industrial settings.