Littelfuse GDB63101Z - POWR-BLOKS Global Distribution Blocks add safety and mounting versatility to our distribution block solutions. The Global Distribution Blocks are approved to UL standards. The Global Distribution Blocks are IP20 finger safe to reduce the risk of contact and eliminates the need for block or panel covers. Installation is quick an easy, all blocks can be mounted on DIN rail or to the panel.
Littelfuse

GDB63101Z

Alternate Item Number: GDB63101Z

UPC: 079458963847


Documents & Media
BrochureTechnical BulletinTechnical DrawingSpecification Sheet

Contact for Pricing

Overview

The Littelfuse GDB63101Z POWR-BLOKS Global Distribution Block (SKU: GDB63101Z) provides enhanced safety and mounting versatility for industrial power distribution. Approved to UL standards, this block ensures reliable performance and adherence to high industry benchmarks. Its IP20 finger-safe design significantly reduces the risk of accidental contact with live electrical components, eliminating the need for additional panel covers and streamlining installation. This feature is crucial in environments where operator safety is paramount. Installation is designed for speed and ease, with dual mounting options allowing for convenient attachment to standard DIN rail or direct panel mounting. This flexibility ensures seamless integration into existing electrical infrastructure or new panel designs, catering to a wide range of application requirements. Whether building new control panels, upgrading existing systems, or implementing power distribution in specialized machinery, the GDB63101Z provides a robust and adaptable solution. Drawing from the established capabilities of the Littelfuse POWR-BLOKS line, the GDB63101Z excels in providing a safe and convenient method for splicing cables, establishing fixed junction tap-off points, and splitting primary power into multiple secondary circuits. This functionality is essential in applications such as heating, air conditioning, and refrigeration systems; elevator systems; material handling equipment; industrial control panels; motor control circuits; and switchgear and power distribution cabinets. Anywhere power needs to be reliably distributed to multiple loads, the GDB63101Z offers a professional-grade solution. Its construction ensures dependable performance in demanding industrial settings, contributing to the overall efficiency and longevity of electrical systems. The GDB63101Z is manufactured in the US.
  • UL approved for reliable performance and safety compliance.
  • IP20 finger-safe design minimizes contact risk and eliminates need for covers.
  • Dual mounting options: DIN rail or direct panel mount for versatile installation.
  • Facilitates safe cable splicing, fixed junction tap-off points, and power splitting.
  • Manufactured in the US for quality assurance.

Specifications

Amperage Rating
310 Amperes
Brand Name
Littelfuse
IP Rating
IP20
Mounting Type
DIN rail or panel
Series
POWR-BLOKS Global Distribution Blocks
Special Features
Din Rail or Panel Mount
Standard
UL Listed
Sub Brand
GDB
Type
Touch Safe
NH plastic base Size NH1 1000VAC 1000VDC 250A 1-Pole DIN Rail Connection Screw Indirect touch protection IP20

P226724

NH plastic base Size NH1 1000VAC 1000VDC 250A 1-Pole DIN Rail Connection Screw Indirect touch protection IP20
POWR-BLOKS Global Distribution Blocks add safety and mounting versatility to our distribution block solutions. The Global Distribution Blocks are approved to UL standards. The Global Distribution Blocks are IP20 finger safe to reduce the risk of contact and eliminates the need for block or panel covers. Installation is quick an easy, all blocks can be mounted on DIN rail or to the panel.

GDB61753Z

POWR-BLOKS Global Distribution Blocks add safety and mounting versatility to our distribution block solutions. The Global Distribution Blocks are approved to UL standards. The Global Distribution Blocks are IP20 finger safe to reduce the risk of contact and eliminates the need for block or panel covers. Installation is quick an easy, all blocks can be mounted on DIN rail or to the panel.
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.