A4BY3000 - Mersen Class L Time-Delay Fuse, 3000A, 600VAC, 300VDC, 200kA Interrupt, Blade Mount, UL/CSA Listed, Current Limiting, 5" x 10.75"

A4BY3000

A4BY3000 is a Mersen Class L time-delay, current-limiting fuse designed for robust circuit protection in demanding industrial applications.

This cartridge blade fuse features a 3000A amperage rating, 600VAC/300VDC voltage rating, and a high 200kA AC interrupting capacity. Its unique 5" x 10.75" dimensions and blade terminals ensure secure, permanent installation, while the glass melamine body and plated terminals provide durability in harsh environments. The A4BY3000 is UL listed to standard 248-10 and CSA certified to C22.2 No. 248.10, with self-certification for DC per UL248. It is commonly used for protecting large motors and other high-current equipment.

Key Specifications
• Part Number: A4BY3000
• Manufacturer: Mersen
• Amperage: 3000A
• Voltage: 600VAC, 300VDC
• Poles: Single
• Mounting Type: Blade (cartridge)
• Interrupt Rating: 200kA AC, 100kA DC
• Series/Frame: Class L
• Trip Unit: Time-delay (4 second)
• Certifications: UL listed (248-10), CSA certified (C22.2 No. 248.10), self-certified for DC (UL248)
• Body Material: Glass melamine
• Terminal Material: Silver-plated copper
• Dimensions: 5" x 10.75"

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Specifications

• Part Number: A4BY3000
• Manufacturer : Mersen
• Brand : Mersen
• Category : Fuse
• Item Subcategory : Low Voltage Fuse
• Family : AKR Series
• Type : A4BY
• Voltage : 600
• Amperage : 3000
• AIC rating : 200kA@600V
• Diameter : 5
• Class Rating : L
• Barrels : 1

Product Data

• UPC : 782001939267
• GTIN : 00782001939267
• Weight : 20