Fuse Amp-Trap 2000® 600V 400A Time-Delay Class J AJT Series

Fuse Amp-Trap 2000® 600V 400A Time-Delay Class J AJT Series – Electrical Fuse The Mersen Fuse Amp-Trap 2000® AJT Series is designed for protection of motor circuits, mains feeders, branch circuits, lighting, heating, transformers, control panels, circuit breaker backup, bus duct, and load centers. This Class J time-delay fuse provides IEC Type 2 no-damage protection with superior current-limiting capabilities, suitable for electrical distributors and switchgear suppliers requiring reliable fuse solutions in compact spaces. Specifications Amperage Rating: 400 A Voltage Rating: 600 V AC Interrupt Rating: 200 kA Frequency: 50 hertz Fuse Class: Class J Dimensions (L x W x H): 7.13 in x 2.12 in x 2.12 in Diameter: 2.12 inches Mounting Type: Bolted or Clip Connection Type: Blade Insulation Material: GMG Product Weight: 1.9265 lbs Manufacturer Part Number: AJT400N Features Available with or without SmartSpot visual fuse indicator Time-delay characteristics ideal for motor starting and transformer inrush currents Compact size requiring half the mounting space compared to 600VAC Class RK fuses IEC Type 2 no-damage protection on main, feeder, and branch circuits for all load types Superior current-limiting ability to reduce peak currents and arc flash energy UL and CSA listed, meeting UL 248-8 and CSA C22.2 No 248.8 standards Orange label for quick identification with engraved manufacturing date and catalog number Fiberglass body ensures dimensional stability in industrial environments High-quality silica sand for rapid arc extinction Recommended for use in hazardous locations (Class I Division 2) when installed in certified enclosures Downloads & Links Spec Sheet FR Curves 2 Spec Sheet Curves 1