WEG UMBW-1B3-2 - MINI CIRCUIT BREAKER UMBW-1B3-2
WEG

UMBW-1B3-2

Alternate Item Number: 14353293

UPC: 7909492435419

Contact for Pricing

Overview

The WEG UMBW-1B3-2 Mini Circuit Breaker (SKU: UMBW-1B3-2) stands as a cornerstone of reliable electrical protection and control within demanding industrial environments. Engineered by WEG, a globally recognized leader in electrical equipment manufacturing, this compact yet robust circuit breaker is designed to safeguard electrical circuits from the detrimental effects of overcurrents, including overloads and short circuits. Its primary function is to interrupt the flow of electricity automatically when fault conditions are detected, thereby preventing damage to sensitive equipment, mitigating fire hazards, and ensuring the safety of personnel. This mini circuit breaker is an indispensable component in a wide array of industrial applications. It is commonly deployed in control panels, machinery enclosures, and distribution systems where space is often at a premium. The UMBW-1B3-2's compact footprint facilitates straightforward integration into existing electrical infrastructure or new panel designs, offering a high level of protection without compromising valuable real estate. Its versatility extends to various sectors, including manufacturing plants, processing facilities, automation systems, and even commercial buildings requiring dependable circuit protection. Key features and benefits of the WEG UMBW-1B3-2 include: * **Superior Overcurrent Protection:** Effectively detects and interrupts overloads and short circuits, safeguarding downstream components. * **Compact and Space-Saving Design:** Ideal for installations with limited space, simplifying panel design and assembly. * **WEG's Renowned Quality and Reliability:** Manufactured by a trusted industry leader, ensuring consistent performance and longevity. * **Enhanced Safety:** Contributes to a safer operating environment by preventing electrical faults from escalating. * **Versatile Application:** Suitable for a broad range of industrial, commercial, and even specialized residential electrical systems. Professionals in electrical engineering and maintenance rely on circuit breakers like the UMBW-1B3-2 for their critical role in maintaining operational continuity and safety. The selection of a circuit breaker is typically based on factors such as the rated current, breaking capacity, trip characteristics, and environmental conditions of the installation. WEG's commitment to quality ensures that the UMBW-1B3-2 meets stringent industry standards, providing peace of mind to users. Its robust construction is designed to withstand the rigors of industrial settings, offering durable and long-lasting performance. Investing in the WEG UMBW-1B3-2 is an investment in the integrity and safety of your electrical systems, ensuring efficient and protected operations for years to come.
  • WEG UMBW-1B3-2 Mini Circuit Breaker for industrial electrical protection.
  • Safeguards circuits against overloads and short circuits.
  • Compact design for space-constrained industrial applications.
  • Manufactured by WEG, a trusted name in electrical equipment.
  • Ensures reliable and safe operation in diverse industrial settings.

Specifications

Current Rating
2 A
Series
UMBW
Package Weight (Imperial)
1 LB
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.
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
Ground Lug

DNGL

Ground Lug
ZCT,LZR-030(V),EMPR,EXP

76512124011

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

83411621001

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

Frequently Asked Questions about WEG

What certifications and standards do WEG products comply with?

WEG products meet extensive international standards across multiple critical categories, including safety, electromagnetic compatibility (EMC), functional safety, and regulatory compliance. Key certifications include UL, cUL, CE, TÜV Rheinland, and compliance with international standards such as EN 61800 series, IEC 61508, ISO 13849-1, and directives like Low Voltage (2014/35/EU), EMC (2014/30/EU), and RoHS. Their products are certified for safe operation in various industrial environments, with specific standards covering electrical safety, thermal performance, electromagnetic immunity, and environmental protection.

What is WEG's warranty policy?

WEG offers an 18-month standard warranty for automation products, covering defects in workmanship and materials. The warranty requires proper transportation, handling, storage, and installation within specified environmental conditions. Repairs must be performed by authorized WEG service, and the warranty is limited to the replacement or repair of the product itself, excluding consequential damages. Extended warranty options are available, including purchasing additional coverage at 2.5% of the product's selling price per year, up to 4 additional years.

What industries and applications are WEG products used for?

WEG products are extensively used across multiple industrial sectors, including packaging equipment, material handling, food processing, pumps, medical/lab equipment, door/gate openers, office machinery, and lawn/garden applications. Their versatile DC motors and variable frequency drives (VFDs) are designed for general industrial use, with solutions ranging from off-the-shelf products to custom OEM designs that meet UL/CSA standards for diverse manufacturing and processing environments.

What technical support does WEG offer?

WEG offers comprehensive technical support through multiple channels, including a dedicated Automation Service Department accessible via toll-free phone (1-877-934-3748) and email ([email protected]). They maintain a global network of accredited service centers worldwide, which customers can locate on their website. Additionally, WEG provides warranty support and technical assistance for their industrial automation products, with pre-approval required for warranty repairs.

What are the key features of WEG products?

WEG products feature advanced industrial automation technologies with key characteristics including high performance, flexibility, and connectivity. Their flagship CFW900 Variable Speed Drive demonstrates core product strengths: intelligent thermal management, built-in safety functions, IoT readiness, advanced energy saving capabilities, and comprehensive communication protocols. WEG drives offer robust performance with features like 150% overload capacity, modern graphic HMI, plug-and-play expansion modules, and compatibility across multiple industrial segments including food and beverage, pulp and paper, and manufacturing.

What communication protocols do WEG products support?

WEG products support multiple industrial communication protocols across their product lines, including EtherNet/IP, Modbus-TCP, Modbus-RTU, CANopen, and optional protocols like Profibus-DP and DeviceNet. Specifically, the PLC500 offers 2x Gigabit Ethernet Ports, 1x CAN Port, and 1x RS485 port, enabling seamless integration with major industrial communication networks.

What environmental ratings do WEG products have?

WEG products feature multiple environmental ratings and protection classes. They offer Protection Class 3C2 as a standard coating and Protection Class 3C3 as an optional extra coating, both compliant with IEC 60721-3-3. Environmental specifications include air relative humidity from 5% to 95% non-condensing, altitude ratings up to 1,000m standard (with current derating above that), and Pollution Degree 2 classification with non-conductive pollution requirements.

What accessories are available for WEG products?

WEG offers a comprehensive range of accessories across multiple product lines. For variable frequency drives like the CFW900, accessories include I/O expansion modules, communication modules, encoder modules, temperature transducer modules, relay output modules, and HMI accessories. These accessories expand communication capabilities, input/output functions, and application flexibility. Most accessories are interchangeable between drive frames and can be installed in backplane slots, with communication network accessories limited to one per variable speed drive.

What are the main product lines offered by WEG?

WEG offers a comprehensive range of industrial automation products, including variable frequency drives (CFW series like CFW100, CFW300, CFW500), soft starters (SSW series including SSW05, SSW07, SSW900), and the innovative Motion Fleet Management (MFM) system for predictive maintenance and asset monitoring. Their product lines are designed to support industrial automation needs across various sectors, providing solutions for motor control, fleet management, and operational efficiency.

How are WEG products typically installed?

WEG products are typically installed with careful attention to mounting specifications, protection ratings, and airflow requirements. For variable speed drives like the CFW900, installation methods include surface mounting, flange mounting, and side-by-side configurations with specific clearance guidelines. Installers must follow precise dimensional requirements for each product frame size, ensuring proper ventilation and electrical connections.