Littelfuse LFR60030-3S - 600V CLASS R BLOCK 30A 3P SCREW TERM
Littelfuse

LFR60030-3S

UPC: 079458188035

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Specification Sheet

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Overview

The Littelfuse LFR60030-3S is a robust and reliable 600V Class R fuse block designed for critical industrial circuit protection applications. Engineered by Littelfuse, a recognized leader in circuit protection solutions, this 3-pole fuse holder (SKU: LFR60030-3S) offers superior performance and durability in demanding environments. Its 30A current rating and 600V voltage rating make it suitable for a wide range of power distribution and motor control circuits. This Class R fuse block features secure screw terminals, ensuring a dependable and safe connection for your wiring. The 3-pole configuration is essential for protecting three-phase electrical systems, commonly found in industrial machinery, manufacturing equipment, and power distribution panels. The Class R NEMA rating signifies its compliance with stringent safety standards, providing a high level of protection against overcurrents and short circuits, thereby safeguarding valuable equipment and personnel. Constructed with high-quality materials, the LFR60030-3S is built to withstand the rigors of industrial settings. Its design prioritizes ease of installation and maintenance, allowing for efficient integration into existing electrical infrastructure. Professionals trust Littelfuse for their commitment to quality and innovation, making this fuse block a dependable choice for applications where uninterrupted operation and safety are paramount. Whether you are specifying components for new installations or performing upgrades on existing systems, the Littelfuse LFR60030-3S delivers the performance and reliability you expect from a leading manufacturer. Key Features and Benefits: * **High Voltage and Current Ratings:** 600V and 30A capacity for versatile application in industrial power systems. * **Class R Protection:** Ensures compliance with safety standards and provides robust overcurrent protection. * **3-Pole Configuration:** Ideal for protecting three-phase electrical circuits. * **Secure Screw Terminals:** Facilitates easy and reliable electrical connections. * **Durable Construction:** Built to withstand harsh industrial environments. * **Littelfuse Quality:** Backed by the reputation of a trusted leader in circuit protection. Applications for the Littelfuse LFR60030-3S include, but are not limited to: * Industrial motor control centers * Power distribution units * Manufacturing automation systems * Heavy machinery protection * Commercial electrical installations requiring Class R protection When selecting fuse holders, it is crucial to consider the voltage, current, and interrupting rating requirements of the circuit. The LFR60030-3S, with its 600V, 30A, and Class R designation, is a specification-grade component designed for professional use. Its robust design and adherence to industry standards make it an indispensable part of any comprehensive electrical protection strategy. Invest in the reliability and safety of your electrical systems with the Littelfuse LFR60030-3S fuse block.
  • 600V Voltage Rating for industrial power systems
  • 30A Current Rating suitable for various loads
  • Class R NEMA rating ensures high-level safety and protection
  • 3-Pole configuration for three-phase circuit protection
  • Secure screw terminals for reliable and easy connections

Specifications

Connection Type
Screw Terminal
Current Rating
30 A
Nema Rating
Class R
Poles
3P
Voltage Rating
600 V
600V CLASS J BLOCK WITH INDICATION - HEX SCREWS

LFJ60030-2CIDHX

600V CLASS J BLOCK WITH INDICATION - HEX SCREWS
600V CLASS R BLOCK 30A 1P SCREW TERM

LFR60030-1S

600V CLASS R BLOCK 30A 1P SCREW TERM
LFPSJ303 is a non-indicating Class J dead front fuse holder with a maximum ampere rating of 30.

LFPSJ30-3

LFPSJ303 is a non-indicating Class J dead front fuse holder with a maximum ampere rating of 30.
600V CLASS H BLOCK 30A 1 POLE NON-ID

LFH60030-1P

600V CLASS H BLOCK 30A 1 POLE NON-ID
600V CLASS H BLOCK 60A 3 POLE NON-ID

LFH60060-3C

600V CLASS H BLOCK 60A 3 POLE NON-ID
The Littelfuse 600 V Class J blocks offer generous space savings and enhanced value over previous generations, such as indication, snap-to-release DIN-rail mounting and universal mounting holes.

LFJ60030-3PID

The Littelfuse 600 V Class J blocks offer generous space savings and enhanced value over previous generations, such as indication, snap-to-release DIN-rail mounting and universal mounting holes.
600V CLASS H BLOCK 30A 3 POLE NON-ID

LFH60030-3C

600V CLASS H BLOCK 30A 3 POLE NON-ID
600V CLASS H BLOCK 30A 3 POLE NON-ID

LFH60030-3P

600V CLASS H BLOCK 30A 3 POLE NON-ID
600V CLASS R BLOCK 30A 3P P-PLATE TERM

LFR60030-3P

600V CLASS R BLOCK 30A 3P P-PLATE TERM
3 POLE Up-LINK POWR-SAFE CC HOLDER. The Littelfuse Up-LINK solid state, dead-front fuse holder provides remote fuse status indication without the need to incorporate proprietary network protocols. Advanced notification is beneficial in limiting expensive downtime, reducing production scrap or minimizing unsafe conditions to personnel. Up-LINK provides remote fuse status communication that can easily integrate with an existing PLC or system. If used in conjunction with a user-programmed PLC, additional information can be communicated such as fuse type, fuse part number, necessary Personnel Protective Equipment (PPE) and where replacement fuses are located. Standard Features: Cost-effective solution for remote fuse status indication and local LED indication. Easy integration into existing PLC or system. Current-limiting Class CC fuses provide superior protection with high interrupting rating. Meets stringent IEC and UL Touch Safe Standards to improve worker safety. Time-saving DIN Rail mounting.

LINK003C

3 POLE Up-LINK POWR-SAFE CC HOLDER. The Littelfuse Up-LINK solid state, dead-front fuse holder provides remote fuse status indication without the need to incorporate proprietary network protocols. Advanced notification is beneficial in limiting expensive downtime, reducing production scrap or minimizing unsafe conditions to personnel. Up-LINK provides remote fuse status communication that can easily integrate with an existing PLC or system. If used in conjunction with a user-programmed PLC, additional information can be communicated such as fuse type, fuse part number, necessary Personnel Protective Equipment (PPE) and where replacement fuses are located. Standard Features: Cost-effective solution for remote fuse status indication and local LED indication. Easy integration into existing PLC or system. Current-limiting Class CC fuses provide superior protection with high interrupting rating. Meets stringent IEC and UL Touch Safe Standards to improve worker safety. Time-saving DIN Rail mounting.
The new Littelfuse Class H and R blocks offer many advantages over previous generations that are noted in the features and benefits section. Class H and Class R fuse blocks are dimensionally the same, but Class R blocks incorporate a rejection feature, which only allows Class R fuses to be inserted.

LFR60030-3SID

The new Littelfuse Class H and R blocks offer many advantages over previous generations that are noted in the features and benefits section. Class H and Class R fuse blocks are dimensionally the same, but Class R blocks incorporate a rejection feature, which only allows Class R fuses to be inserted.
600V CLASS H BLOCK 30A 3 POLE NON-ID

LFH60030-3S

600V CLASS H BLOCK 30A 3 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.