Bussmann KRP-C Series Class L Current-Limiting Time-Delay Fuse 800A 600 Vac/300 Vdc

Bussmann KRP-C Series Class L Current-Limiting Time-Delay Fuse 800A 600 Vac/300 Vdc

Professional high-amperage protection for large distribution systems

The Bussmann KRP-C Series delivers reliable overcurrent protection with 800A capacity and dual voltage rating of 600 Vac/300 Vdc. This Class L current-limiting time-delay fuse features bolted blade end connections and provides exceptional interrupt ratings of 300 kAIC at 600 Vac and 100 kA at 300 Vdc for demanding electrical distribution applications.

Professional Features & Benefits

• 800A Amperage Rating: High-capacity protection suitable for large electrical distribution systems and heavy-duty machinery applications.
• Class L Current-Limiting Design: Provides superior fault current limitation to protect downstream equipment and reduce system stress during fault conditions.
• Time-Delay Characteristics: Allows temporary overloads while providing fast response to fault conditions, with 4 second response time at 500% rated current.
• Dual Voltage Rating: Versatile 600 Vac/300 Vdc rating accommodates both AC and DC applications in industrial and commercial systems.
• High Interrupt Rating: 300 kAIC at 600 Vac and 100 kA at 300 Vdc interrupt capacity handles severe fault conditions reliably.
• Bolted Blade End Connections: Secure mechanical connection ensures reliable electrical contact and simplified installation in compatible switchgear.
• CE Marked Compliance: Meets international standards for quality and safety in electrical protection applications.

Technical Specifications

• Amperage Rating: 800A
• Application: Large distribution switchboards, large machinery disconnects, power panelboards
• Class: Class L
• Compliances: CE Marked
• Connection: Bolted blade end X bolted blade end
• Fuse Indicator: Non Indicating
• Interrupt Rating: 300 kAIC at 600 Vac, 100 kA at 300 kAIC Vdc
• Packaging Type: Standard
• Product Diameter: 2.5 IN
• Product Height: 2.53 IN
• Product Length Depth: 8.63 IN
• Product Type: Current-limiting, Time-delay
• Product Weight: 3.8 LB
• Product Width: 2.53 IN
• Response Time: 4 S at 500%
• Voltage Rating: 600 Vac, 300 Vdc

Installation & Operation

1. Mount the unit in a suitable location with appropriate clearance and access for connections and service.
2. Connect utility and load conductors following applicable guidelines and the manufacturer's instructions.
3. Wire generator or power input according to the provided voltage/phase specifications and compatible capacity.
4. Configure any available load management or control features as supported by the provided specifications.
5. Test automatic transfer or operational functionality and verify proper performance before placing into service.
6. Complete final inspection and follow ongoing maintenance practices appropriate to the product category.

Professional Applications

• Large Distribution Switchboards
• Large Machinery Disconnects
• Power Panelboards
• Industrial Motor Control Centers
• Commercial Electrical Distribution
• Heavy-Duty Equipment Protection
• High-Capacity Electrical Systems

Why Choose Bussmann Quality?

Bussmann delivers proven reliability in electrical protection with CE marked compliance and robust construction. The KRP-C Series provides dependable overcurrent protection with professional-grade materials and precise time-delay characteristics for critical electrical distribution applications.