Littelfuse HCB-2/30/L - 120/240V 30A 2P CIRCUIT BREAKER, LUGS
Littelfuse

HCB-2/30/L

Documents & Media
Specification Sheet

Contact for Pricing

Minimum Qty: 25

Multiplier: 25

*Contact for lower quantities*

Overview

The Littelfuse HCB-2/30/L is a robust and reliable 2-pole circuit breaker engineered for critical electrical protection in demanding industrial and commercial environments. Designed to operate at 120/240V and rated for 30 Amperes, this breaker provides essential overcurrent protection, safeguarding valuable equipment and personnel from the hazards of short circuits and overloads. Its durable lug connections ensure a secure and stable electrical interface, facilitating straightforward installation and maintenance within control panels, power distribution units, and motor control circuits. Littelfuse is a globally recognized leader in circuit protection, and the HCB-2/30/L exemplifies their commitment to quality and performance. This 2-pole configuration is ideal for applications requiring the simultaneous interruption of both lines in a single-phase system, offering comprehensive protection. The breaker's construction is built to withstand the rigors of industrial settings, providing consistent and dependable operation even under challenging conditions. Its primary function is to interrupt the flow of current when it exceeds a safe level, thereby preventing overheating, fire hazards, and damage to connected electrical loads. Key features and benefits of the Littelfuse HCB-2/30/L include: * **Reliable Overcurrent Protection:** Effectively detects and interrupts fault currents, preventing damage to electrical systems and connected equipment. * **Durable Lug Connections:** Engineered for secure and lasting electrical connections, minimizing the risk of loose wiring and ensuring optimal conductivity. * **2-Pole Configuration:** Suitable for single-phase applications requiring simultaneous switching of both conductors, enhancing safety and control. * **120/240V Operation:** Versatile voltage rating for a wide range of common industrial and commercial power systems. * **30A Current Rating:** Designed to handle significant current loads, making it suitable for various power distribution and motor control applications. * **Industrial-Grade Construction:** Built with high-quality materials to ensure longevity and dependable performance in harsh environments. This circuit breaker is an indispensable component for maintaining the integrity and safety of electrical installations. Its application spans across numerous sectors, including manufacturing plants, data centers, building automation systems, and renewable energy infrastructure. Whether used in main service panels, sub-panels, or as part of complex machinery, the HCB-2/30/L offers peace of mind through its proven protection capabilities. Professionals rely on Littelfuse products for their consistent performance and adherence to stringent safety standards, making the HCB-2/30/L a trusted choice for critical electrical protection needs. Its compact form factor also allows for efficient use of space within electrical enclosures, a crucial consideration in modern panel design. Investing in the Littelfuse HCB-2/30/L means investing in the safety and reliability of your electrical infrastructure.
  • Littelfuse HCB-2/30/L 2-pole circuit breaker
  • 120/240V AC voltage rating
  • 30 Ampere current rating
  • Durable lug connections for secure wiring
  • Provides reliable overcurrent protection
Ground Lug

DNGL

Ground Lug
INTERLOCK UNIT,AR-12M(SEPERATE),GMC(D)-6~16M

83411621001

INTERLOCK UNIT,AR-12M(SEPERATE),GMC(D)-6~16M
ZCT,LZR-030(V),EMPR,EXP

76512124011

ZCT,LZR-030(V),EMPR,EXP
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.