Gould Shawmut Tri-Onic 70A Fuse TRS70R

Gould Shawmut Tri-Onic 70A Fuse TRS70R

The Gould Shawmut Tri-Onic TRS70R is a 70-amp, 600-volt, time-delay fuse designed for reliable overcurrent protection in various electrical applications. Its time-delay feature allows it to handle temporary inrush currents without unnecessary interruptions, making it ideal for safeguarding motors, transformers, service entrance equipment, feeders, and branch circuits.

Key Features

• Amperage Rating: 70 A
• Voltage Rating: 600 VAC/VDC
• Interrupting Rating: 200 kA at 600 VAC; 20 kA at 600 VDC
• Class: RK5
• Body Type: Cylindrical
• Element: Dual
• Material: Polyester
• Dimensions: 1-5/16 inches in diameter x 7-7/8 inches in length

Applications

The TRS70R fuse is engineered to provide overcurrent protection for:

• Motors
• Transformers
• Service entrance equipment
• Feeders
• Branch circuits

Its time-delay characteristics ensure that harmless starting currents and inrush currents associated with modern motors and transformers are safely managed, preventing unnecessary fuse operation.

Compliance and Standards

The TRS70R fuse meets the following standards:

• UL 248-12 File E2137
• CSA C22.2 No. 248.12

These certifications affirm its reliability and safety in electrical systems.

Physical Characteristics

Constructed with a durable polyester body, the TRS70R features a cylindrical design with blade terminals for secure connections. Its compact dimensions allow for easy integration into various electrical setups.

For detailed specifications and installation guidelines, refer to the manufacturer’s datasheet.