Littelfuse 581500 - HAZGARD fuses are designed to provide overcurrent protection for forklifts and other low voltage equipment used in hazardous locations. This product is UL 248 recognized and has been evaluated for the use in UL 583 type EE and ES applications. Unique design does not require an explosion proof enclosure, saving assembly costs.
Littelfuse

581500

Alternate Item Number: 0581500.X

UPC: 079458157642

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BrochureTechnical BulletinTechnical DrawingSpecification Sheet

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Overview

The Littelfuse LA60X semiconductor protection fuse, SKU 581500, provides overcurrent protection for demanding industrial applications, particularly higher voltage heavy rectifiers such as traction rectifiers. It clears overcurrent events effectively, safeguarding critical components in heavy-duty equipment. The fuse handles long sustained overloads, making it suitable for applications with intermittent high current demands. The LA60X series features a compact 'hockey-puck' design, offering high power protection in a small footprint for efficient equipment design. Key specifications include an exceptionally low I²t rating, minimizing energy let-through during short circuits to reduce damage to sensitive components. The controlled arc voltage during fuse clearing reduces stress on other circuit components, enhancing system reliability and longevity. Applications include protection of heavy traction systems, electrochemical processes, and other heavy-duty equipment relying on rectifiers. Industries benefiting from this protection include transportation (rail and heavy vehicles), industrial manufacturing, and energy generation and distribution sectors where high-power rectification is essential. The reliability and performance of these systems depend on quality overcurrent protection, making the LA60X a trusted solution. Engineers prioritize fuses with high interrupting capacity and sustained overload handling without nuisance tripping. The LA60X series meets these requirements, providing dependable protection for expensive and critical equipment. Littelfuse’s legacy of quality and innovation in circuit protection ensures operational continuity and safety in challenging environments. The LA60X series is optimized for protecting higher voltage heavy rectifiers and carries long sustained overloads common in heavy-duty apparatus. Its compact hockey-puck design delivers high power protection in minimal space.
  • Designed for higher voltage heavy rectifiers like traction rectifiers
  • Carries long sustained overloads common with heavy-duty apparatus
  • Compact hockey-puck design for high power protection in a small space
  • Lowest I²t minimizes damage to protected components on short circuit
  • Controlled arc voltage reduces stress to circuit components during fuse clearing

Specifications

Amperage Rating
30 Amperes
Brand Name
Littelfuse
Series
LA60X
Size
Hockey-puck
Special Features
Indicating and non-indicating options available
Standard
UL Listed CSA
Sub Brand
LPSM POWR-SAFE Holder
Type
Dead Front Midget Holder
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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.