Littelfuse LFT30030-3C - The new Littelfuse Class T fuse blocks offer many advantages over previous generations that are noted in the features and benefits section. Of particular value is the space savings these new blocks provide.
Littelfuse

LFT30030-3C

Alternate Item Number: LFT300303C

UPC: 079458938760

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Overview

The Littelfuse Class T Fuse Block LFT30030-3C represents a significant advancement in fuse block technology, offering numerous advantages over previous generations. Designed for demanding industrial applications, this fuse block provides exceptional space-saving benefits while maintaining the high performance and unwavering reliability that Littelfuse is renowned for. The Class T series is meticulously engineered to meet the stringent requirements of modern electrical systems, ensuring optimal circuit protection, enhanced safety, and improved operational efficiency. One of the most compelling features of the LFT30030-3C is its compact footprint. This innovative design significantly reduces the installation space required compared to older fuse block models. In industrial environments where panel space is often at a premium, this space-saving capability is invaluable, allowing for more equipment to be housed within existing enclosures or enabling the design of smaller, more cost-effective control panels. This makes the LFT30030-3C an ideal choice for applications such as motor control centers, power distribution units, HVAC systems, and general industrial machinery where efficient use of space is a critical design consideration. Beyond its space-saving attributes, the Littelfuse LFT30030-3C is built to deliver robust performance. It is designed to accommodate Class T fuses, which are known for their high interrupting ratings and fast-acting protection capabilities, essential for safeguarding sensitive equipment from overcurrents and short circuits. The 3-pole configuration ensures comprehensive protection for three-phase systems, a common requirement in industrial settings. The durable construction and high-quality materials used in its manufacturing guarantee longevity and dependable operation even in harsh industrial environments. Key advantages and features of the Littelfuse Class T Fuse Block LFT30030-3C include: * **Superior Space Efficiency:** A primary benefit, allowing for more compact panel designs and reduced installation footprint. * **Robust 3-Pole Protection:** Ideal for three-phase industrial power systems, offering complete circuit coverage. * **High Performance:** Engineered to work seamlessly with Class T fuses for superior overcurrent and short-circuit protection. * **Enhanced Reliability:** Built with Littelfuse's commitment to quality and durability for long-term, dependable service. * **Simplified Installation:** Designed for straightforward mounting and wiring, reducing labor costs and potential errors. When selecting fuse blocks for critical industrial applications, professionals rely on established brands like Littelfuse for their expertise in circuit protection. The LFT30030-3C is a testament to this legacy, offering a modern, efficient, and reliable solution for safeguarding electrical infrastructure. Trust Littelfuse to deliver superior quality and performance in every product, ensuring the safety and operational continuity of your industrial processes.
  • Littelfuse Class T Fuse Block, SKU LFT30030-3C
  • 30 Amp Current Rating for robust protection
  • 3-Pole (3C) configuration for three-phase systems
  • Significant space-saving design compared to previous generations
  • Engineered for high performance and reliability in industrial environments

Specifications

Brand Name
Littelfuse
Current Rating
30 A
Poles
3
Poles
3P
Series
Class T
Special Features
Universal mounting holes
Standard
UL Listed and CSA Certified RoHS
Sub Brand
LFT Series
Type
Fuse Block
Fuse Block 300VAC 300VDC Class T 30A 3-Pole Copper Box

30358T

Fuse Block 300VAC 300VDC Class T 30A 3-Pole Copper Box
600V CLASS H BLOCK 30A 3 POLE NON-ID

LFH60030-3C

600V CLASS H BLOCK 30A 3 POLE NON-ID
DR4/8 SF DIN2

1SNA110368R1200

DR4/8 SF DIN2

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.