Littelfuse 324005P - FAST-ACTING CERAMIC W/ AXIAL LE 5A. The 3AB Fast-Acting Fuse with ceramic body construction permits higher interrupting ratings and voltage ratings. Ideal for applications where high current loads are expected. Features: In accordance with UL Standard 248-14. Available in cartridge and axial lead format and with various forming dimensions. RoHS compliant and Lead-free.
Littelfuse

324005P

Alternate Item Number: 0324005.VXP

UPC: 079458928334


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Overview

The Littelfuse 3AB Fast-Acting Ceramic Fuse (SKU: 324005P) is engineered for robust circuit protection in demanding industrial and electronic environments. This high-performance fuse features a durable ceramic body construction, which is crucial for applications experiencing high current loads. This design inherently provides superior interrupting ratings and voltage ratings compared to glass-bodied fuses, ensuring reliable operation and enhanced safety under fault conditions. With a precise 5A current rating, this fast-acting fuse is specifically designed to quickly interrupt electrical circuits when an overcurrent event occurs, thereby safeguarding sensitive equipment and preventing potential damage or fire hazards. The axial lead configuration of the 324005P offers versatile mounting options for various PCB and chassis applications. Its fast-acting characteristic means it responds rapidly to surges and overloads, making it an ideal choice for power supplies, motor control circuits, industrial automation equipment, and other systems where immediate protection is paramount. The Littelfuse brand is synonymous with quality and reliability in the fuse industry, and this 3AB ceramic fuse upholds that reputation. Key features and benefits of the Littelfuse 3AB Fast-Acting Ceramic Fuse include: * **High Interrupting Ratings:** The ceramic body construction allows for significantly higher interrupting capabilities, essential for circuits with substantial fault current potential. * **Fast-Acting Performance:** Designed for rapid response to overcurrents, minimizing downtime and equipment damage. * **Durable Ceramic Construction:** Offers enhanced thermal and electrical stability, suitable for high-temperature or high-stress environments. * **5A Current Rating:** Precisely calibrated to protect circuits operating within this current range. * **Axial Lead Format:** Facilitates easy integration into a wide array of electronic assemblies and power systems. * **UL Standard 248-14 Compliance:** Guarantees adherence to rigorous safety and performance standards set by Underwriters Laboratories. * **RoHS Compliant and Lead-Free:** Meets environmental regulations, ensuring a safer product for both users and the planet. This fuse is available in various forming dimensions, allowing for customization to fit specific design requirements. Professionals in electrical engineering, product design, and maintenance rely on Littelfuse products for their consistent performance and long-term reliability. When selecting a fuse for critical applications, the Littelfuse 3AB Fast-Acting Ceramic Fuse with axial leads provides a dependable solution for safeguarding your valuable electrical systems against damaging overcurrents.
  • Littelfuse 3AB Fast-Acting Ceramic Fuse, 5A
  • Durable ceramic body construction for higher interrupting and voltage ratings
  • Axial lead format for versatile mounting and integration
  • Fast-acting response to overcurrent conditions for optimal circuit protection
  • Compliant with UL Standard 248-14, RoHS, and Lead-free requirements

Specifications

Amperage Rating
550 Amps
Application
Protection of Semiconductors
Brand Name
Littelfuse
Special Features
Very-Fast Acting
Standard
UL Recognized
Sub Brand
POWR-GARD LA Series
Type
Semiconductor Fuse
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9F61 Size B Clips 1.6in

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POWR-JAW clamps improve the contact between fuse and clip. The unnecessary heat from poor contact due to the loss of spring force in the clips can cause nuisance fuse opening and premature aging of surrounding components. High temperature phenolic resin knob designed for the most severe environments 7 sizes to provide effective coverage. Simple design makes installation easy.

LCC5

POWR-JAW clamps improve the contact between fuse and clip. The unnecessary heat from poor contact due to the loss of spring force in the clips can cause nuisance fuse opening and premature aging of surrounding components. High temperature phenolic resin knob designed for the most severe environments 7 sizes to provide effective coverage. Simple design makes installation easy.

Frequently Asked Questions about Littelfuse

What certifications and standards do Littelfuse products comply with?

Littelfuse products are certified to multiple international standards, including UL (Underwriters Laboratories), CSA (Canadian Standards Association), CCC (China Compulsory Certification), and EAC (Eurasian Conformity). Customers can verify specific product certifications by consulting individual product datasheets on Littelfuse.com, which provide comprehensive details about standards compliance for each component.

What industries and applications are Littelfuse products used for?

Littelfuse products are critical for electrical protection and safety across multiple industrial sectors, including manufacturing, automation, power distribution, and electrical control systems. Their comprehensive product portfolio serves industries that require robust electrical protection, including motor and pump applications, solar installations, programmable logic controllers (PLCs), electrical switch panels, and critical infrastructure environments. Key product lines protect against overcurrent, voltage transients, ground faults, and temperature-related electrical risks, ensuring equipment safety and operational reliability.

What technical support does Littelfuse offer?

Littelfuse offers comprehensive technical support through multiple channels. Their Technical Hotline (800-TEC-FUSE) provides direct access to engineers who can help identify issues and recommend solutions. Additionally, Littelfuse offers extensive online Technical Resources at Littelfuse.com, including datasheets, product manuals, whitepapers, application guides, and online design tools. Their experienced product and application engineers also provide step-by-step support from design to installation.

What are the main product lines offered by Littelfuse?

Littelfuse offers comprehensive industrial protection and control product lines, including fuses, fuse holders, protection relays, temperature sensors, and electrical safety components. Their key product categories span surge protective devices, custom OEM products, electrical switch panels, medium voltage fuses, ground-fault protection relays, motor and pump protection devices, and temperature sensors. These products are designed to minimize electrical safety hazards, limit equipment damage, improve productivity, and safeguard personnel from electrical faults.

What are the key features of Littelfuse products?

Littelfuse products feature exceptional circuit protection technologies with key characteristics including UL/IEC safety standard compliance, low internal resistance, and advanced protective capabilities across multiple product lines. Their components provide critical protection for industrial systems, offering features like overcurrent protection, voltage transient suppression, and resettable protection devices with ultra-low resistance and compact designs. Key product lines include fuses, metal oxide varistors (MOVs), TVS diodes, PolySwitch devices, and specialized electronic protection components that enhance system reliability and safety.

What environmental ratings do Littelfuse products have?

Littelfuse products feature comprehensive environmental ratings, including NEMA Type 1, 2, 3, 3R, 4/4X, 12, and 13 certifications, as well as IP65 protection. These ratings ensure superior protection in diverse industrial environments, with an operating temperature range of -40°F to +131°F (-40°C to +55°C). Many products also include UV-stabilized materials and neoprene gaskets for enhanced durability in outdoor and challenging conditions.

What accessories are available for Littelfuse products?

Littelfuse offers several key accessories across their product lines, including fuse holders, voltage monitoring modules, and terminal connectors. Specific accessories include the LPSM003ZXID (indicating) and LPSM003Z (non-indicating) POWR-SAFE Dead Front fuse holders for Class CC and Midget-Style fuses, the VRM6048 voltage monitor accessory module, and female quick connect terminals (P1015 series) in various wire gauge sizes. These accessories are designed to enhance protection, monitoring, and connectivity for Littelfuse electrical components.

What is Littelfuse's warranty policy?

Littelfuse provides comprehensive warranty details on their official website at www.littelfuse.com/warranty. Customers should visit this page to review the specific warranty terms and conditions for their specific product lines. For direct warranty support or questions, customers can contact Littelfuse Technical Support at 1-800-TEC-FUSE or email [email protected].

What communication protocols do Littelfuse products support?

Littelfuse supports a comprehensive range of industrial communication protocols, including PROFIBUS, PROFINET, EtherNet/IP, DeviceNet, Modbus RTU, and CANopen. Our products provide flexible connectivity solutions across multiple industrial automation platforms, enabling seamless integration with various control systems and network architectures.

How are Littelfuse products typically installed?

Littelfuse products are typically installed using specialized mounting hardware like fuse holders, blocks, and panels designed for specific industrial applications. The POWR-SAFE Dead Front holders, for example, provide optimum protection for Class CC and Midget-Style fuses, supporting installations up to 600 VAC/DC. Installation often involves using precision terminals with strain relief, such as 0.25 in. female quick connect terminals, to ensure secure and safe electrical connections in industrial control systems.