Littelfuse LD2570-1DIN - 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

LD2570-1DIN

Alternate Item Number: 0LD25701ZXDIN

UPC: 079458876451


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Overview

The **Littelfuse LD2570-1DIN POWR-BLOKS** power distribution block is a high-performance, DIN-Rail mounted solution designed for secure and efficient cable splicing, fixed junction tap-off points, or splitting primary power into secondary circuits. Part of Littelfuse’s renowned **LX2XXX-DIN series**, this industrial-grade distribution block combines robust construction with user-friendly features to streamline electrical installations while ensuring compliance with stringent safety standards. Whether deployed in control panels, machinery enclosures, or automation systems, the LD2570-1DIN delivers reliable performance in demanding environments where uptime and safety are critical. **Key Features and Benefits:** - **Integral DIN-Rail Mounting:** The LD2570-1DIN features a secure DIN-Rail mounting system, enabling quick and stable installation in electrical enclosures. This design simplifies panel organization, reduces installation time, and ensures a firm, vibration-resistant connection—essential for long-term reliability in industrial settings. - **Optional Hinged Safety Cover:** Safety is paramount in electrical systems, and the LD2570-1DIN addresses this with an optional hinged safety cover. This feature protects live connections from accidental contact, dust, and debris, reducing the risk of short circuits or electrical hazards. The cover also streamlines maintenance by allowing easy access to terminals without removing wiring. - **Versatile Power Distribution:** Designed for both **splicing cables** and **creating fixed junction tap-off points**, this distribution block is ideal for splitting primary power into secondary circuits. Its modular design accommodates a wide range of wire sizes and configurations, making it suitable for applications ranging from motor control centers to lighting distribution panels. - **Durable Construction:** Built with high-quality materials, the LD2570-1DIN meets rigorous industrial standards for durability and performance. Littelfuse’s reputation for engineering excellence ensures that this product withstands harsh conditions, including temperature fluctuations, humidity, and mechanical stress, without compromising electrical integrity. - **Compliance and Reliability:** As part of Littelfuse’s **POWR-BLOKS** line, the LD2570-1DIN adheres to industry regulations, including UL and IEC standards. This compliance provides peace of mind for engineers and technicians who require dependable, code-compliant solutions for power distribution in commercial and industrial facilities. **Typical Applications:** The LD2570-1DIN is widely used in **electrical panels, control systems, industrial machinery, and automation equipment** where efficient and safe power distribution is essential. Common use cases include: - **Control Panels:** Distributing power to relays, PLCs, and other control components while maintaining organized wiring. - **Machinery Enclosures:** Splitting primary power to secondary circuits for motors, sensors, or actuators in CNC machines, conveyors, or robotic systems. - **Lighting Systems:** Creating tap-off points for branch circuits in commercial or industrial lighting installations. - **Renewable Energy Systems:** Managing power distribution in solar or wind power systems where secure, weather-resistant connections are required. - **Building Automation:** Supporting low-voltage and high-voltage distribution in smart building applications, such as HVAC controls or security systems. **Why Choose Littelfuse?** Littelfuse is a global leader in circuit protection and power distribution solutions, trusted by engineers and technicians for over a century. The company’s **POWR-BLOKS** series is synonymous with reliability, innovation, and safety, making it a preferred choice for industrial applications. With a focus on **quality, compliance, and performance**, Littelfuse ensures that products like the LD2570-1DIN deliver consistent results in even the most challenging environments. Whether you’re designing a new system or upgrading an existing one, the LD2570-1DIN provides a cost-effective, time-saving solution for your power distribution needs. **Installation and Maintenance Tips:** - **Mounting:** The DIN-Rail design allows for tool-free installation, but ensure the rail is clean and free of obstructions before securing the block. Use the provided mounting hardware to prevent movement during operation. - **Wiring:** Follow manufacturer guidelines for wire sizing and torque specifications to ensure proper connections. Over-tightening can damage terminals, while under-tightening may lead to loose connections and potential hazards. - **Safety:** Always de-energize the system before installing or servicing the LD2570-1DIN. Use the optional safety cover to protect live components during maintenance. - **Inspection:** Regularly inspect the block for signs of wear, corrosion, or loose connections. Replace any damaged components immediately to maintain system integrity. For professionals seeking a **durable, compliant, and easy-to-install** power distribution solution, the **Littelfuse LD2570-1DIN POWR-BLOKS** is an excellent choice. Its combination of **safety features, versatility, and industrial-grade construction** makes it a valuable addition to any electrical or automation project.
  • DIN-Rail mount for secure, vibration-resistant installation
  • Optional hinged safety cover for enhanced protection against accidental contact
  • Versatile for cable splicing, junction tap-off, or power splitting applications
  • Durable construction meets UL and IEC industry standards
  • Ideal for control panels, machinery, lighting, and automation systems

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
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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.