WEG UMBW-1D3-2 - MINI CIRCUIT BREAKER UMBW-1D3-2
WEG

UMBW-1D3-2

Alternate Item Number: 14361309

UPC: 7909492436911

Contact for Pricing

Overview

The WEG UMBW-1D3-2 Miniature Circuit Breaker (MCB) is a critical component for ensuring the safety and reliability of industrial electrical systems. Designed by WEG, a globally recognized leader in electrical equipment manufacturing, this MCB provides robust overcurrent protection, safeguarding sensitive machinery and personnel from potential hazards. Its compact design makes it ideal for applications where space is at a premium, such as in control panels, motor starter assemblies, and distribution boards. At its core, the UMBW-1D3-2 functions by automatically interrupting the flow of electricity when it detects abnormal current conditions. This is achieved through a dual-mechanism system: a thermal element that responds to sustained overloads, and a magnetic element that reacts instantaneously to short circuits. This combination ensures comprehensive protection against a wide range of fault scenarios, preventing equipment damage, reducing downtime, and mitigating the risk of electrical fires. The UMBW-1D3-2 is engineered to meet stringent industrial standards, offering dependable performance in demanding environments. Key applications for the WEG UMBW-1D3-2 include: * Protection of individual motor circuits, preventing damage from starting surges or sustained overloads. * Branch circuit protection in industrial power distribution systems. * Integration into control panels for machinery and automated processes. * Safeguarding sensitive electronic equipment from transient overcurrents. * Use in commercial and residential electrical installations requiring reliable circuit protection. Choosing the right circuit breaker is paramount for any electrical installation. Factors such as the rated current, tripping characteristics, and breaking capacity must be carefully considered to match the specific requirements of the circuit being protected. The UMBW-1D3-2, with its reliable construction and proven performance, offers peace of mind to engineers and maintenance professionals. WEG's commitment to quality and innovation ensures that their products, like the UMBW-1D3-2, are built to last and perform consistently, making them a trusted choice for critical electrical infrastructure. This miniature circuit breaker is an essential safety device, contributing to the overall integrity and operational efficiency of industrial electrical networks.
  • WEG UMBW-1D3-2 Miniature Circuit Breaker (MCB)
  • Provides essential overcurrent protection for industrial electrical circuits
  • Combines thermal and magnetic trip mechanisms for overload and short-circuit protection
  • Compact design suitable for control panels and distribution boards
  • Ensures equipment safety, prevents damage, and reduces downtime

Specifications

Color
Blue
Current Rating
2 A
Material
Poly
Series
UMBW
Series
UMBW-1D3
Package Weight (Imperial)
1 LB

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Current Rating: 1.6 A

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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.