Lot of 6 Bussmann Fusetron FRS-R-5 Dual-Element Time-Delay Fuses
Enhance the reliability and safety of your electrical systems with this lot of six Bussmann Fusetron FRS-R-5 fuses. Designed for superior performance, these 5-amp, 600V AC/300V DC, Class RK5 fuses are ideal for a variety of industrial applications.
Key Features
- Dual-Element Design: Provides advanced protection by allowing closer sizing and superior safeguarding of motors and transformers.
- Time-Delay Capability: Offers a minimum of 10 seconds delay at 500% of rated current, accommodating temporary inrush currents without nuisance tripping.
- High Interrupting Rating: Rated at 200 kAIC at 600V AC and 20 kAIC at 300V DC, ensuring robust performance under fault conditions.
- Current-Limiting: Limits the let-through energy, reducing potential damage to downstream equipment during short circuits.
- Compact Dimensions: Each fuse measures 0.81 inches in diameter and 5 inches in length, facilitating easy installation in standard fuse holders.
Applications
These fuses are suitable for use in combination starters, motor control centers, machinery disconnects, and power panelboards, providing reliable protection for your electrical equipment.
Specifications
- Amperage Rating: 5 A
- Voltage Rating: 600V AC / 300V DC
- Class: RK5
- Interrupting Rating: 200 kAIC at 600V AC; 20 kAIC at 300V DC
- Response Time: 10 seconds at 500% of rated current
- Dimensions: 0.81 in. diameter x 5 in. length
Invest in this lot of six Bussmann Fusetron FRS-R-5 fuses to ensure optimal protection and performance for your electrical systems.

















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