Fuse Amp-Trap 2000® 600V 250A Time-Delay Class J AJT Series Smart-Spot

The Fuse Amp-Trap 2000® AJT Series is designed for reliable protection of motor circuits, mains feeders, branch circuits, lighting, heating, transformers, control panels, and load centers. This Class J time-delay fuse offers advanced IEC Type 2 no-damage protection with superior current-limiting capability, suitable for electrical distributors and switchgear suppliers requiring compact, high-performance solutions. Its SmartSpot visual open fuse indicator enhances maintenance efficiency, while the time-delay characteristics accommodate motor and transformer inrush currents.

Specifications

• Voltage Rating: 600 VAC
• Amperage Rating: 250 A
• Interrupt Rating: 200 kA
• Fuse Class: Class J
• Frequency: 50 hertz
• Dimensions (L x W x H): 7.13 in x 2.12 in x 2.12 in
• Diameter: 2.12 inches
• Mounting Type: Bolted
• Connection Type: Blade
• Product Weight: 1.79 lbs
• Insulation Material: GMG
• Manufacturer Part Number: AJT250

Features

• SmartSpot visual open fuse indicator for quick status verification
• IEC Type 2 no-damage protection for main, feeder, and branch circuits
• Time-delay characteristics ideal for motor and transformer inrush currents
• Compact size requiring half the mounting space of 600VAC Class RK fuses
• High current-limiting ability reducing energy of arc flashes
• Durable fiberglass body ensures dimensional stability in industrial environments
• Orange label for fast identification
• Compatible with clip or bolted mounting

Downloads & Links

• Spec Sheet FR
• Curves 2
• Drawings
• Curves 1
• Spec Sheet