Eaton FA3H50 - Current-Limiting Power Fuse 50A (5.5kV Medium Voltage Protection)

Eaton FA3H50 is a current-limiting fuse designed for overcurrent protection in industrial power distribution systems. It features a 50-ampere current rating with voltage ratings suitable for medium-voltage applications up to 5.5kV. The fuse is constructed with robust materials including a durable ceramic body and silver-sand elements for reliable current interruption, weighing 11 lb for substantial physical presence. It complies with industry standards including UL and ANSI certifications for safety and performance. Typical applications include protection of transformers, capacitors, and feeders in utility and industrial power systems.

Key Features & Specifications

• Type: Current-limiting power fuse, ceramic body, silver-sand element
• Voltage Rating: 5.5kV
• Current Rating: 50A
• Dimensions: Standard FA frame size
• Standards: UL, ANSI compliant
• Applications: Transformer protection, capacitor protection, feeder protection
• Switch Type: Power fuse
• Configuration: Single element
• Temp Rating: Industrial operating range
• Shipping Dimensions: Standard FA package
• Phase: Single phase
• Voltage: 5500V
• Amperage: 50A
• AIC rating: High interrupting capacity
• Connection: Blade type
• Poles: Single pole
• Protection: Overcurrent, short circuit
• Functions: Current limiting
• Frame Size: FA
• Mounting: Fuse holder/clip
• Certification: UL listed
• Standards: ANSI C37.46
• Manufacturer: Eaton
• Item Subcategory: Parts & Accessories
• Family: Cooper Power Series NX
• Type: FA
• Weight: 11 lb
• Section: Fuses