Application: Motor Circuits  Mains  Feeders  Branch Circuits  Lighting  Heaters  Transformers  Control Panels  Circuit Breaker Back-up  Bus Duct  Load Centers
Special Features: Solid-state SmartSpot indicator  Time-delay for motor starting and transformer inrush  300kA interrupting rating, self-certified (UL witnessed)  Extremely current-limiting for low peak let-thru current  Most current-limiting UL class fuse  Small footprint requires less mounting space and allows smaller, more economical fuse blocks  Easy 2-to-1 selectivity for prevention of nuisance shutdowns  Unique Class J dimensions prevent replacement errors  High-visibility orange label gives instant recognition  Metal embossed date and catalog number for traceability and lasting identification  Fiberglass body provides dimensional stability in harsh industrial settings  High-grade silica filler ensures fast arc quenching  Optional EI blown fuse indicator/switch available
Standards: UL Listed to Standard 248-8, File E2137  DC Listed to UL Standard 248  CSA Certified to Standard C22.2, No. 248.8  IEC 269-2-1