Class J Fuse Reducer - J | Fuse Reducer for Electrical Protection

Mersen Class J Fuse Reducers enable the use of lower rated fuses in existing equipment with clips rated for higher amperages. This product improves circuit protection by allowing the use of time-delay fuses sized closer to the motor nameplate current, suitable for renewable or one-time fuses feeding motors. It is designed specifically to fit Class J clips and is not intended for bolt-on applications. This fuse reducer is relevant for electrical distributors and switchgear suppliers seeking reliable fuse adaptation solutions.

Specifications

• Manufacturer: Mersen
• Manufacturer Part #: J636
• Class: J
• Dimensions: 1.062 in (Width) x 1.062 in (Height) x 0.562 in (Length)
• Product Weight: 0.2000 lbs
• Voltage Rating: 600 Volt Class J fuses
• Amperage Range: 30 to 600A
• Tested Interrupting Rating: 200,000A
• UPC: 782001753429

Features

• Allows a 30A fuse to fit 60A clips for Class J fuses
• Rejection-type reducer, fitting only Class J fuses to Class J clips
• Improves circuit protection by enabling closer rated time-delay fuse usage
• Not suitable for bolt-on applications
• UL Listed Guide No. IZZR and CSA Certified
• Intended for temporary use only

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