Littelfuse HCB-1/60/Q - 120/240V 60A 1P CIRCUIT BREAKER, LUGS/QUICK CONNECT
Littelfuse

HCB-1/60/Q

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Specification Sheet

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Multiplier: 50

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Overview

The Littelfuse HCB-1/60/Q is a robust and reliable single-pole circuit breaker engineered for demanding industrial and commercial electrical protection needs. Designed to operate at 120/240V and rated for 60A, this breaker is an essential component for safeguarding sensitive electrical systems against overcurrents and short circuits. Its versatile connection options, featuring both standard lugs and convenient quick-connect terminals, significantly streamline installation processes, ensuring secure and efficient wiring in control panels, distribution boards, and machinery. Littelfuse, a globally recognized leader in circuit protection, brings its extensive expertise to the HCB series. This particular model, SKU HCB-1/60/Q, exemplifies the manufacturer's commitment to quality and performance. The breaker's construction is built for durability, capable of withstanding the rigorous environments often found in industrial settings. Its primary function is to interrupt electrical flow automatically when fault conditions arise, thereby preventing damage to equipment, reducing the risk of fire, and ensuring personnel safety. This proactive protection is critical for maintaining operational continuity and minimizing downtime. Key features of the Littelfuse HCB-1/60/Q include: * **Dual Voltage Capability:** Operates seamlessly on both 120V and 240V systems, offering flexibility for various applications. * **High Current Rating:** A 60A rating makes it suitable for circuits requiring substantial power handling. * **Single-Pole Design:** Ideal for single-phase circuits and specific control applications. * **Hybrid Terminal Configuration:** Combines traditional lug terminals for robust, high-torque connections with quick-connect terminals for faster, tool-less wiring where applicable, enhancing installation efficiency. * **Reliable Overcurrent Protection:** Designed to trip accurately and consistently, protecting downstream components from damage. The HCB series circuit breakers are widely deployed across numerous industries. They are commonly found in: * **Industrial Automation:** Protecting motor control circuits, PLCs, and power supplies for manufacturing equipment. * **Commercial Buildings:** Used in electrical panels for lighting, HVAC systems, and general power distribution. * **Machine Building:** Integrated into custom-built machinery to provide essential safety and operational protection. * **Renewable Energy Systems:** Safeguarding components within solar and wind power installations. Selecting the correct circuit breaker is paramount for system integrity. The HCB-1/60/Q's specifications make it a dependable choice for applications where consistent performance and ease of integration are critical. Its adherence to industry standards ensures it meets the stringent requirements expected in professional electrical installations. For engineers and technicians seeking a reliable, versatile, and high-quality circuit protection solution, the Littelfuse HCB-1/60/Q stands out as a superior option, backed by the reputation of a trusted industry leader.
  • 120/240V dual voltage rating for versatile application
  • 60A current rating suitable for higher power circuits
  • Single-pole (1P) design for single-phase applications
  • Features both lug and quick-connect terminals for flexible installation
  • Reliable overcurrent and short-circuit protection from Littelfuse

Specifications

Connection Type
Lugs/Quick Connect
Current Rating
60A
Poles
1P
Series
HCB
Voltage Rating
120/240V AC
Ground Lug

DNGL

Ground Lug
COVER,SET,AP-400,MC-265a~400a

64611614007

COVER,SET,AP-400,MC-265a~400a
INTERLOCK UNIT,AR-12M(SEPERATE),GMC(D)-6~16M

83411621001

INTERLOCK UNIT,AR-12M(SEPERATE),GMC(D)-6~16M
JB5-2 2 POLE JUMPER 5.2MM SPACING

1SNK905302R0000

JB5-2 2 POLE JUMPER 5.2MM SPACING
JB5-5 5 POLE JUMPER 5.2MM SPACING

1SNK905305R0000

JB5-5 5 POLE JUMPER 5.2MM SPACING
One-hole, metric conductor, standard barrel with window lug, 4-6mm wire, M8 stud hole.

LCMA6-8-C

One-hole, metric conductor, standard barrel with window lug, 4-6mm wire, M8 stud hole.

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.