Littelfuse LFR60100-1C - 600V CLASS R BLOCK 100A 1P BOX LUG TERM
Littelfuse

LFR60100-1C

UPC: 079458188073

Documents & Media
Specification Sheet

Contact for Pricing

Overview

The Littelfuse LFR60100-1C is a robust and reliable 600V Class R fuse holder designed to provide essential overcurrent protection for a wide array of industrial electrical systems. Engineered by Littelfuse, a globally recognized leader in circuit protection, this single-pole (1P) fuse block is built to withstand demanding operational environments, ensuring the safety and longevity of connected equipment. With a substantial 100A current rating, the LFR60100-1C is suitable for applications requiring significant power handling capabilities. Its Class R fuse compatibility ensures it meets stringent safety standards for high-fault current interruption, a critical factor in preventing catastrophic damage to electrical infrastructure. The inclusion of box lug terminations offers a secure and dependable method for connecting conductors, facilitating efficient power transfer and minimizing the risk of loose connections, which can lead to arcing and system failures. This makes it an ideal choice for installations where vibration or thermal cycling might otherwise compromise connection integrity. This fuse holder is a cornerstone component in various industrial settings, including motor control centers, power distribution panels, HVAC systems, and manufacturing equipment. Its primary function is to house Class R fuses, which act as the first line of defense against short circuits and overloads. By rapidly interrupting fault currents, the LFR60100-1C protects sensitive downstream components, prevents electrical fires, and minimizes costly downtime. The 600V rating ensures its suitability for medium-voltage applications commonly found in industrial power distribution networks. Littelfuse's commitment to quality is evident in the durable construction of the LFR60100-1C. Manufactured with high-grade materials, it is designed for longevity and consistent performance, even in harsh industrial conditions characterized by dust, moisture, and temperature fluctuations. The compact, single-pole design allows for flexible integration into control panels and electrical enclosures, optimizing space utilization. Installation is straightforward, with the box lug terminals accommodating a range of wire sizes, simplifying the wiring process for electricians and maintenance personnel. Key Features and Benefits: * **High Current Capacity:** Rated for 100A, suitable for heavy-duty industrial loads. * **600V Class R Compatibility:** Ensures reliable protection against high fault currents. * **Single-Pole Design:** Ideal for single-phase circuits or specific pole isolation needs. * **Secure Box Lug Terminations:** Provides robust and reliable electrical connections. * **Durable Construction:** Built to withstand harsh industrial environments. * **Trusted Littelfuse Quality:** Backed by a leading manufacturer in circuit protection. When selecting fuse holders for critical industrial applications, reliability, safety, and performance are paramount. The Littelfuse LFR60100-1C, with its robust design, high current rating, and secure termination options, stands out as a superior choice for ensuring the integrity and safety of your electrical systems. Its adherence to Class R standards and the reputation of Littelfuse for quality make it a dependable component for any industrial power distribution or control application.
  • 600V AC voltage rating for industrial power applications.
  • Class R fuse compatibility for high fault current protection.
  • 100A continuous current carrying capacity.
  • Single-pole (1P) configuration for specific circuit needs.
  • Secure box lug terminals for reliable conductor connections.

Specifications

Connection Type
Box Lug
Current Rating
100 A
Poles
1P
Series
LFR
Voltage Rating
600 V
600V CLASS R BLOCK 60A 1P BOX LUG TERM

LFR60060-1C

600V CLASS R BLOCK 60A 1P BOX LUG TERM
600V CLASS R BLOCK 30A 1P BOX LUG TERM

LFR60030-1C

600V CLASS R BLOCK 30A 1P BOX LUG TERM
600V CLASS R BLOCK 100A 3P BOX LUG TERM

LFR60100-3C

600V CLASS R BLOCK 100A 3P BOX LUG TERM
600V CLASS R BLOCK 60A 2P BOX LUG TERM

LFR60060-2C

600V CLASS R BLOCK 60A 2P BOX LUG TERM
600V CLASS R BLOCK 60A 3P BOX LUG TERM

LFR60060-3C

600V CLASS R BLOCK 60A 3P BOX LUG TERM
600V CLASS H BLOCK 100A 1 POLE NON-ID

LFH60100-1C

600V CLASS H BLOCK 100A 1 POLE NON-ID
600V CLASS J BLOCK 100A 1 POLE NON-ID

LFJ60100-1C

600V CLASS J BLOCK 100A 1 POLE NON-ID
The LFJ1000 solar fuse block is specifically designed for the Littelfuse SPFJ 1000 Vdc Solar Fuse. It meets UL electrical characteristic requirements and is available in multiple amperages.

LFJ102001C

The LFJ1000 solar fuse block is specifically designed for the Littelfuse SPFJ 1000 Vdc Solar Fuse. It meets UL electrical characteristic requirements and is available in multiple amperages.
The LFJ1000 solar fuse block is specifically designed for the Littelfuse SPFJ 1000 Vdc Solar Fuse. It meets UL electrical characteristic requirements and is available in multiple amperages.

LFJ104501C

The LFJ1000 solar fuse block is specifically designed for the Littelfuse SPFJ 1000 Vdc Solar Fuse. It meets UL electrical characteristic requirements and is available in multiple amperages.
600V CLASS R BLOCK 30A 2P BOX LUG TERM

LFR60030-2C

600V CLASS R BLOCK 30A 2P BOX LUG TERM
ACS 600V DISTRIBUTION BLK 115A 1 POLE

GDBAD241Z

ACS 600V DISTRIBUTION BLK 115A 1 POLE
600V CLASS CD BLOCK 60A 1 POLE NON-ID

LFC60060-1C

600V CLASS CD BLOCK 60A 1 POLE NON-ID

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.