Mersen A3T20 - Class T Time-Delay Fuse 20A (200kA AIC @300V)

Mersen A3T20 is a time-delay, low-voltage fuse designed for comprehensive circuit protection in industrial applications. It features a 300V AC/DC voltage rating with a 20A current rating, providing reliable overload and short-circuit protection. The fuse construction includes a single-barrel design with a 0.41-inch diameter and 5 lb weight, engineered for durable performance in demanding environments. Compliant with industry standards for Class T fuses, it offers 200kA interrupting capacity at 300V for high-fault current protection. Typical applications include motor branch circuits, transformers, and feeder circuits where time-delay characteristics and high interrupting ratings are required.

Key Features & Specifications

• Type: Class T time-delay fuse, single barrel construction
• Voltage Rating: 300V AC/DC
• Current Rating: 20A
• Dimensions: 0.41-inch diameter
• Standards: Class T fuse compliance
• Applications: Motor protection, transformer circuits, industrial feeders
• AIC rating: 200kA@300V
• Barrels: 1
• Class Rating: T
• Weight: 5 lb

Product Identification

• UPC: 782001890070
• GTIN: 00782001890070