Bussmann LPS-RK-300 Fuse

Bussmann LPS-RK-300SP Low-Peak™ Time-Delay Fuse

The Bussmann LPS-RK-300SP is a 300-amp, 600 VAC/300 VDC, Class RK1, dual-element, time-delay fuse designed to provide superior protection for industrial applications. Its advanced features ensure optimal performance and safety in demanding electrical environments.

Key Features

• High Interrupting Capacity: Rated at 300,000 AIC at 600 VAC and 100,000 AIC at 300 VDC, offering robust protection against high fault currents.
• Time-Delay Functionality: Allows for a minimum of 10 seconds delay at 500% of rated current, accommodating temporary inrush currents without unnecessary interruptions.
• Current Limiting: Reduces the let-through energy during short-circuit events, minimizing potential damage to downstream equipment.
• Selective Coordination: Facilitates easy coordination with other Low-Peak fuses using a simple 2:1 ampacity ratio, enhancing system reliability.
• Motor Protection: Capable of handling high inrush currents, making it suitable for motor applications and providing backup overload protection.
• Safety Enhancements: Electrically isolated end caps add an extra layer of safety during installation and maintenance.

Specifications

• Amperage Rating: 300 A
• Voltage Rating: 600 VAC / 300 VDC
• Interrupting Rating: 300 kA at 600 VAC; 100 kA at 300 VDC
• Class: RK1
• Body Type: Cartridge
• Terminal Type: Knife Blade
• Material: Melamine
• Dimensions: 2.36 inches in diameter x 11.63 inches in length

Applications

The LPS-RK-300SP fuse is ideal for protecting feeder and branch circuits, motors, transformers, solenoids, and general-purpose circuits in industrial facilities and factories. Its design ensures reliable performance in safety and security systems, providing peace of mind in critical operations.

By incorporating the Bussmann LPS-RK-300SP fuse into your electrical system, you benefit from enhanced protection, reduced downtime, and improved overall system safety.