A6D400R - Mersen 400A 600VAC/600VDC Class RK1 Time Delay Low Voltage Fuse, Cartridge Blade, 200kA Interrupt, UL/CSA Listed, Arc Flash Mitigating

A6D400R

A6D400R is a Mersen low voltage, time delay, current-limiting fuse designed for reliable circuit protection in demanding applications.

This UL Class RK1 fuse features a 400A current rating, 600V AC/DC voltage rating, and a high 200kA AC interrupt rating. It is engineered for arc flash mitigation and is approved to UL 248/248-12 and CSA C22.2 standards. The cartridge blade design ensures secure mounting in compatible holders, making it suitable for mains and feeder protection where time delay and current limitation are critical.

Key Specifications

• Part Number: A6D400R
• Manufacturer: Mersen
• Amperage: 400A
• Voltage: 600V AC/DC
• Poles: Single
• Mounting Type: Cartridge Blade (holder mounted)
• Interrupt Rating: 200kA at 600V AC, 100kA at 600V DC
• Series/Frame: A6D
• Trip Unit: Time Delay (Class RK1)
• Certifications: UL Listed, CSA Certified
• Physical Size: 2 9/16" x 11 5/8"
• Features: Current limiting, arc flash mitigating, Smart Spot indicator

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Specifications

• Part Number: A6D400R
• Manufacturer : Mersen
• Brand : Mersen
• Category : Fuse
• Item Subcategory : Low Voltage Fuse
• Family : Amp-Trap 2000
• Type : A6D-R
• Voltage : 600
• Amperage : 400
• AIC rating : 200kA@600V
• Diameter : 2.56
• Class Rating : RK1
• Barrels : 1

Product Data

• UPC : 782001992255
• GTIN : 00782001992255
• Country of Origin : Mexico
• Dimensions : x 11-5/8 in x
• Weight : 3
• Certification : CSA C22.2 No. 248.12, DC UL 248, UL 248-12 File E2137