Bussmann Time Delay Fuse LPS-RK Series 15A 600VAC/300VDC Class RK1 Dual Element Current Limiting Ferrule End

Bussmann Time Delay Fuse LPS-RK Series 15A 600VAC/300VDC Class RK1 Dual Element Current Limiting Ferrule End

Professional-Grade Low-Peak Current Limiting Electrical Protection

The Bussmann LPS-RK Series Time Delay Fuse delivers superior electrical protection and circuit safety for motor circuits, transformer protection, and industrial control applications. This Class RK1 dual element fuse features advanced current-limiting technology designed for electrical contractors, industrial facilities, and commercial installations, providing the reliable overcurrent protection and industry-leading safety that electrical professionals demand.

Professional Features & Benefits

Advanced Current Limiting Protection

• 300 kAIC Interrupt Rating at 600VAC - Exceptional fault current clearing capability for high-energy electrical systems
• Dual Element Design - Provides time delay characteristics for motor starting while offering fast response to short circuits
• 10 Second Time Delay at 500% - Allows temporary overloads while protecting against sustained overcurrent conditions
• Low-Peak Current Limiting Technology - Reduces let-through energy and minimizes damage to downstream electrical equipment

Safety & Standards Compliance

• Class RK1 Performance - Superior current-limiting characteristics and selective coordination capabilities
• CE Marked Certification - Meets international electrical safety standards for global installations
• Non-Indicating Design - Professional-grade construction for reliable operation without visual indication requirements

Technical Specifications

15 ampere rating, 600VAC/300VDC voltage rating, 300 kAIC interrupt rating at 600VAC, 100 kAIC at 300VDC, 5 inches length x 0.81 inches width x 0.81 inches height, 1.6 lb weight, Class RK1 current-limiting fuse, ferrule end connections, dual element time delay design, 10 second response time at 500% rated current.

Installation & Setup

1. Verify electrical system is de-energized and follow proper lockout/tagout procedures for safe installation
2. Confirm fuse holder compatibility with Class RK1 ferrule end fuse dimensions and ratings
3. Insert fuse into holder ensuring proper ferrule end contact with both terminals
4. Verify secure mechanical connection and proper fuse seating in electrical panel
5. Test installation with appropriate electrical testing equipment before energizing circuit
6. Document installation details including amperage rating, voltage rating, and interrupt capacity for maintenance records

Professional Applications

Ideal for:

• Motor Protection Circuits - Time delay characteristics accommodate motor starting currents while protecting against overloads
• Transformer Primary Protection - Current limiting design protects transformers from fault currents and inrush conditions
• Industrial Control Panels - Reliable overcurrent protection for control circuits and automation systems
• Commercial Lighting Circuits - Dual element design provides selective coordination with downstream protective devices
• Power Distribution Systems - High interrupt rating handles fault currents in industrial electrical distribution
• Electrical Panel Protection - Class RK1 performance ensures proper coordination with other protective devices
• HVAC Equipment Protection - Time delay characteristics suitable for motor-driven HVAC systems
• Manufacturing Equipment - Current limiting technology protects sensitive industrial machinery from electrical faults

Low-Peak Current Limiting Advantage

Bussmann LPS-RK series fuses utilize advanced low-peak current limiting technology that significantly reduces let-through energy during fault conditions. This superior arc suppression capability minimizes damage to electrical equipment, reduces arc flash hazards, and enables selective coordination with downstream protective devices, making it the preferred choice for critical electrical installations.

Why Choose Bussmann Quality?

Bussmann demonstrates unwavering commitment to electrical safety through rigorous testing, CE marking compliance, and advanced current limiting technology. Each LPS-RK series fuse delivers reliable overcurrent protection, superior fault clearing capability, and the proven performance that electrical professionals trust for critical motor protection, transformer circuits, and industrial electrical installations.