Bussmann FNQ-R Series Class CC Time-Delay Fuse 5A 600V Current-Limiting Protection

Bussmann FNQ-R Series Class CC Time-Delay Fuse 5A 600V Current-Limiting Protection

Professional Current-Limiting Time-Delay Protection for Industrial Control Applications

The Bussmann FNQ-R series delivers reliable current-limiting time-delay protection with 5A rating and 600V capacity. Engineered with melamine tube construction and ferrule end connections, this Class CC fuse provides 200 kAIC interrupt rating with 12 second response time at 200% overload. The rejection style design ensures proper application in line protection, small control transformers, industrial control circuits, and branch circuit applications.

Professional Features & Benefits

• 5A Current Rating: Provides precise overcurrent protection for small control circuits and transformers with reliable amperage threshold.
• Class CC Design: Ensures current-limiting performance with rejection style construction for enhanced safety and proper installation.
• 200 kAIC Interrupt Rating: Delivers high fault current interruption capability for demanding industrial and commercial applications.
• Time-Delay Response: 12 second response at 200% overload allows temporary inrush currents while protecting against sustained overcurrent conditions.
• Melamine Tube Construction: Provides durable insulation and arc-quenching properties for reliable long-term performance.
• 600V Rating: Supports standard industrial voltage applications with comprehensive electrical protection.
• CE Marked Compliance: Meets international safety and performance standards for global application confidence.

Technical Specifications

• Amperage Rating: 5:00 AM
• Application: Line protection, small control transformers, industrial control, branch circuits
• Class: Class CC
• Compliances: CE Marked
• Connection: Ferrule end x ferrule end
• Ean: 5.02759E+12
• Fuse Indicator: Non-indicating
• Interrupt Rating: 200 kAIC
• Packaging Type: Standard
• Product Height: 1.5 in
• Product Length Depth: .41 in
• Product Material: Melamine tube
• Product Type: Current-limiting high inrush time-delay fuse
• Product Weight: .15 lb
• Product Width: .41 in
• Response Time: 12 sec at 200%
• Special Features: Rejection style
• Voltage Rating: 600 V

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

• Industrial Control Circuits
• Small Control Transformer Protection
• Branch Circuit Applications
• Line Protection Systems
• Commercial Electrical Panels
• Manufacturing Equipment Protection
• Process Control Systems

Why Choose Bussmann Quality?

Bussmann delivers proven reliability with melamine tube construction and CE marked compliance, ensuring dependable overcurrent protection. The rejection style design and 200 kAIC interrupt rating provide professional-grade performance for critical electrical protection applications.