Bussmann TCF Series Time-Delay Fuse 20A 600 Vac/300 Vdc Class CF CUBEFuse with Finger Safe Design

Bussmann TCF Series Time-Delay Fuse 20A 600 Vac/300 Vdc Class CF CUBEFuse with Finger Safe Design

Professional Time-Delay Protection for Industrial Control & Electrical Systems

The Bussmann TCF Series Time-Delay Fuse delivers reliable overcurrent protection with 20A rating and dual voltage capability of 600 Vac/300 Vdc. This Class CF CUBEFuse features finger safe design with glass filled PES construction and dual element configuration for superior inrush current withstand capability. UL Listed with CE marking for professional electrical panelboards, industrial control systems, and machinery disconnects.

Professional Features & Benefits

• 20A Rating with Dual Voltage: Supports both 600 Vac and 300 Vdc applications for versatile system compatibility and reliable overcurrent protection.
• Time-Delay Class CF Design: Provides superior inrush current withstand with 10s response time at 500% rating for motor and transformer protection.
• Finger Safe Construction: Glass filled PES material with blade end connections ensures safe handling and installation in required finger safe systems.
• High Interrupt Rating: 300 kAIC at 600 Vac and 100 kAIC at 300 Vdc provides robust fault current interruption capability.
• Dual Element Configuration: Enhanced protection characteristics with non-indicating design for reliable operation in industrial environments.
• UL Listed & CE Marked: Meets rigorous safety standards for professional electrical installations and international compliance.
• Compact CUBEFuse Design: 1.75" x 1.88" x 0.75" dimensions with 35mm DIN rail or chassis mounting for flexible installation options.

Technical Specifications

• Amperage Rating: 20A
• Amperage Rating Numeric: 20 A
• Application: Electrical panelboards, industrial control, machinery disconnects, required finger safe systems
• Certifications: UL Listed
• Class: Class CF
• Compliances: CE Marked
• Connection: Blade End
• Frequency Rating Maximum: 60 HZ
• Frequency Rating Minimum: 50 HZ
• Fuse Indicator: Non Indicating
• Fuse Type: Time-Delay, class CF
• Interrupt Rating: 300 kAIC at 600 Vac, 100 kAIC at 300 Vdc
• Material Type: Glass filled PES
• Mounting Method: 35 mm Din Rail, chassis
• Number Of Elements: Dual
• Packaging Type: Standard
• Product Color: Black body
• Product Height: 1.75 IN
• Product Length Depth: 1.88 IN
• Product Type: Time-delay fuse
• Product Weight: .08 LB
• Product Width: .75 IN
• Response Time: 10 s at 500%
• Special Features: Finger safe
• Used With: TCFH30N, CCP2-3-30CF
• Voltage Rating: 600 Vac, 300 Vdc
• Voltage Rating Numeric: 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

• Electrical Panelboards & Distribution Systems
• Industrial Control Panels & Motor Control Centers
• Machinery Disconnects & Equipment Protection
• Commercial & Industrial Facilities
• Manufacturing & Process Control Systems
• Required Finger Safe Electrical Systems

Why Choose Bussmann Quality?

Bussmann delivers proven reliability with UL Listed and CE Marked certifications ensuring compliance with rigorous safety standards. The glass filled PES construction and dual element design provide long-term durability and consistent performance in demanding industrial environments, backed by professional-grade engineering and quality manufacturing.