Gould Shawmut Tri-Onic 250VAC 150A Fuse TR150R

Gould Shawmut Tri-Onic 250VAC 150A Fuse TR150R

The Gould Shawmut Tri-Onic TR150R is a 150-amp, 250-volt AC/DC, time-delay fuse designed for reliable overcurrent protection in various electrical applications. As a Class RK5 fuse, it offers current-limiting capabilities, making it suitable for safeguarding motors, transformers, service entrance equipment, feeders, and branch circuits.

Key Features

• Time-Delay Functionality: Effectively manages harmless starting currents and inrush currents associated with motors and transformers, preventing unnecessary fuse operation.
• Current-Limiting Design: Reduces peak let-through current, enhancing the protection of downstream equipment.
• Dual Element Construction: Provides both short-circuit and overload protection, ensuring comprehensive circuit safety.
• Rejection-Style Design: Prevents replacement errors when used with recommended fuse blocks, enhancing system reliability.
• High Interrupting Rating: Rated at 200,000 AIC at 250V AC and 20,000 AIC at 250V DC, suitable for high fault current applications.
• Durable Construction: Features a fiberglass body for dimensional stability and a high-grade silica filler for efficient arc quenching.

Specifications

• Amperage Rating: 150 A
• Voltage Rating: 250 VAC/VDC
• Interrupting Rating: 200 kA at 250V AC; 20 kA at 250V DC
• Class: RK5
• Body Dimensions: 1-9/16 inches in diameter x 7-1/8 inches in length
• Terminal Type: Blade
• Mounting Type: Clip
• Material: Polyester body with tin-plated copper terminals

Applications

• Motor circuits
• Transformers
• Service entrance equipment
• Feeders
• Branch circuits
• General-purpose equipment

The TR150R fuse is engineered to handle the demands of modern electrical systems, providing reliable protection against overcurrent conditions while accommodating the inrush currents typical of motor and transformer operations.