Littelfuse LD2970-3DIN - POWR-BLOKS power distribution blocks offer a safe, convenient way of splicing cables, providing a fixed junction tap-off point or splitting primary power into secondary circuits. LX2XXX-DIN series offers integral DIN-Rail mount and an optional hinged safety cover.
Littelfuse

LD2970-3DIN

Alternate Item Number: 0LD29703ZXDIN

UPC: 079458876598


Documents & Media
BrochureTechnical BulletinTechnical DrawingSpecification Sheet

Contact for Pricing

Overview

The Littelfuse LD2970-3DIN POWR-BLOKS power distribution block is an essential component for modern industrial electrical systems, offering a robust and reliable solution for managing power distribution. Designed for efficiency and safety, this block excels at splicing cables, establishing fixed junction tap-off points, and efficiently splitting primary power into multiple secondary circuits. Its integration into the LX2XXX-DIN series signifies a commitment to high-quality, user-friendly electrical infrastructure components. Engineered with an integral DIN-Rail mounting capability, the LD2970-3DIN ensures a secure, organized, and space-saving installation within electrical control panels, enclosures, and distribution boards. This feature simplifies the mounting process, allowing for quick and precise placement alongside other DIN-Rail mounted devices, which is critical in high-density industrial environments. The robust construction of the POWR-BLOKS series is built to withstand the demanding conditions typical of industrial settings, providing long-term operational integrity. For enhanced safety and protection, an optional hinged safety cover is available. This cover provides a crucial barrier, preventing accidental contact with live electrical connections, thereby significantly reducing the risk of electrical shock and short circuits. This is particularly important in environments where personnel may need to access or work near the distribution block. The Littelfuse LD2970-3DIN is ideal for a wide array of applications, including: * **Industrial Automation:** Distributing power to PLCs, sensors, actuators, and control cabinets. * **Machine Building:** Providing reliable power splits for complex machinery and equipment. * **Renewable Energy Systems:** Managing power flow in solar inverters and wind turbine control systems. * **Building Automation:** Facilitating power distribution in smart building infrastructure. * **Telecommunications:** Supporting power needs in data centers and communication equipment. Littelfuse is a globally recognized leader in circuit protection and power control solutions, known for its commitment to innovation, quality, and reliability. Their POWR-BLOKS series embodies this reputation, offering products that meet stringent industry standards and deliver exceptional performance. The LD2970-3DIN is a testament to this, providing electricians and engineers with a dependable tool for creating safe, efficient, and organized power distribution networks. Its versatility, combined with the trusted Littelfuse brand, makes it a preferred choice for professionals seeking to optimize their electrical installations.
  • Safely splices cables, creates fixed junction tap-off points, or splits primary power into secondary circuits.
  • Integral DIN-Rail mount for secure and organized installation in industrial enclosures.
  • Optional hinged safety cover enhances operator protection against accidental contact.
  • Robust construction designed to withstand demanding industrial environments.
  • Ideal for industrial automation, machine building, and power distribution applications.

Specifications

Application
Anywhere there needs to be more than one load
Brand Name
Littelfuse
Special Features
Fixing Junction tap-off point
Standard
Ul Regonized CSA Certified
Sub Brand
POWR-BLOCKS
Type
Distribution Block
Fuse Block 600VAC 600VDC Class CC 30A 1/4in Quick Connect / Solder 90 angle screw Knob Panel Mount

GPM-SRR90

Fuse Block 600VAC 600VDC Class CC 30A 1/4in Quick Connect / Solder 90 angle screw Knob Panel Mount
BB18 is a three-phase busbar terminal power feed lug, which is intended for use with LPSM/LPSC series fuse holders. See datasheet for more detailed specifications.

BB18

BB18 is a three-phase busbar terminal power feed lug, which is intended for use with LPSM/LPSC series fuse holders. See datasheet for more detailed specifications.
D4/8.SFT2.I.ADO

1SNA399777R1200

D4/8.SFT2.I.ADO
2000W 5V 150A 24V 10A 2-12V 1P

SH20-P3T53J4

2000W 5V 150A 24V 10A 2-12V 1P

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.