The Mersen AJT600 Amp-Trap 2000 Time-Delay Class J Fuse provides reliable overcurrent protection for industrial electrical systems. This dual element, slow-blow fuse features SmartSpot visual blown fuse indication and serves critical motor circuits, transformers, and branch circuit applications where dependable performance is essential. Part of the Amp-Trap 2000 series, it delivers consistent protection for demanding environments and can be used in applications where circuit breaker alternatives are required.

• Rating: 600 volts AC/500 volts DC with 600 ampere capacity
• Interrupting capability: 200 kiloampere breaking capacity with extreme current-limiting protection
• Fiberglass body with high-grade silica filler for dimensional stability and fast arc quenching
• Compliance: UL listed to standard 248-8 and CSA certified to standard C22.2 No. 248.8
• Dimensions: Measures 8 inches long with 2.5 inches diameter

Features

• Non-indicating or solid state SmartSpot visual blown fuse indicator
• Time-delay for motor starting and transformer inrush
• 300kA interrupting rating - self-certified, UL witnessed tests
• Extremely current-limiting for low peak let-thru current
• Most current-limiting UL class fuse
• Recommended for Arc Flash energy reduction
• 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 brand 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 indicator/switch mount for AJT70 to 600 open fuse indication

Applications

• Motor circuits
• Mains
• Feeders
• Branch circuits
• Lighting, heating & general loads
• Transformers
• Control panels
• Circuit breaker back-up
• Bus duct
• Load centers

Approvals & 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 60269-2-1
• UL listed
• DC tested to UL standard 248

Specifications

• Rated voltage AC UL: 600 V
• Rated voltage DC UL: 500 V
• Frequency: 50/60 Hz
• Ampere Rating: 600 A
• ROHS Compliant: Yes
• Fuse Class: Class J
• Speed/Characteristic: Time Delay
• Mounting: Clip or Bolted
• AC Max I.R./Breaking Capacity: I1: 200 kA
• Indication System: Yes
• Indication System Type: SmartSpot®
• Connection/Terminal Material: Brass
• Connection/Terminal Type: Blade
• Body/Insulating Material: GMG

Product Dimensions

• Product Weight: 3.3 lb
• Product Diameter: 2.5 in
• Product Length: 8 in

Packaging Dimensions

• Sell Pack Quantity: 1 Each
• Sell Pack Weight: 3.47 lb
• Sell Pack Width: 2.5 in
• Sell Pack Length: 8.75 in
• Sell Pack Height: 2.38 in

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