Littelfuse LFG60020-3CDINR - All Littelfuse Class G fuse blocks offer snap-to-release DIN rail mounting and universal mounting holes. Class G fuse blocks are designed for use with time-delay current limiting Class G fuses.
Littelfuse

LFG60020-3CDINR

Alternate Item Number: LFG600203CDINR

UPC: 079458939279


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Overview

The Littelfuse Class G Fuse Block, model LFG60020-3CDINR, is a critical component for robust and reliable circuit protection in demanding industrial environments. Engineered by Littelfuse, a trusted leader in circuit protection solutions, this fuse block is specifically designed to house and protect circuits utilizing time-delay current-limiting Class G fuses. Its primary function is to provide a safe and accessible point for fuse replacement, ensuring minimal downtime and maintaining operational integrity. This Class G fuse block offers exceptional installation flexibility. It features a convenient snap-to-release DIN rail mounting system, allowing for quick and secure attachment to standard 35mm DIN rails commonly found in control panels, power distribution units, and industrial machinery. In addition to DIN rail compatibility, the LFG60020-3CDINR also incorporates universal mounting holes. This dual mounting capability ensures it can be seamlessly integrated into a wide array of existing or new electrical enclosures and systems, regardless of the mounting infrastructure. The design of the LFG60020-3CDINR prioritizes both performance and safety. By accepting time-delay current-limiting Class G fuses, it provides superior protection against overcurrents and short circuits while accommodating temporary inrush currents without nuisance tripping. This makes it an ideal choice for applications involving motors, transformers, and other inductive loads where such current surges are common. The robust construction of the fuse block itself ensures durability and longevity, even when subjected to harsh industrial conditions such as vibration, temperature fluctuations, and exposure to dust or moisture. Key benefits and features of the Littelfuse LFG60020-3CDINR include: * **Optimized for Class G Fuses:** Specifically designed for use with time-delay current-limiting Class G fuses, ensuring proper protection characteristics. * **Snap-to-Release DIN Rail Mounting:** Facilitates rapid and secure installation on standard 35mm DIN rails. * **Universal Mounting Holes:** Provides additional mounting versatility for integration into various enclosure types. * **Reliable Circuit Protection:** Safeguards electrical circuits from overcurrents and short circuits, preventing damage to equipment and ensuring personnel safety. * **Durable Industrial Construction:** Built to withstand the rigors of industrial applications, offering long-term dependability. * **Ease of Maintenance:** Simplifies fuse replacement procedures, minimizing operational interruptions. Applications for the Littelfuse LFG60020-3CDINR are widespread across various industrial sectors. It is commonly found in: * Industrial control panels * Power distribution systems * Motor control centers * Manufacturing machinery * HVAC systems * General industrial automation When selecting fuse protection, choosing a high-quality fuse block from a reputable manufacturer like Littelfuse is paramount. The LFG60020-3CDINR exemplifies Littelfuse's commitment to delivering dependable and efficient electrical components. Its thoughtful design, combined with its compatibility with essential Class G fuses, makes it an indispensable part of any industrial electrical system requiring robust overcurrent protection and ease of maintenance. Professionals can trust this fuse block to deliver consistent performance and contribute to the overall safety and reliability of their electrical installations.
  • Designed for time-delay current-limiting Class G fuses
  • Snap-to-release DIN rail mounting for quick installation
  • Universal mounting holes for added installation flexibility
  • Robust construction for demanding industrial environments
  • Ensures reliable circuit protection and safety

Specifications

Brand Name
Littelfuse
Material
Poly
Mounting Type
DIN Rail, Universal Mounting Holes
Series
Class G Fuse Block
Special Features
Universal mounting holes
Standard
UL Listed CSA Recognized
Sub Brand
LF Series Fuseblock
Type
Class G Fuseblock
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1SNA399777R1200

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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.