WEG Strategic Partner Distributor
WEG UMBW-BB-1-2/3P-E CAP - END CAP UMBW-BB-1-2/3-E-CAP
WEG

UMBW-BB-1-2/3P-E CAP

Alternate Item Number: 14446535

UPC: 7909492476610

Contact for Pricing

Overview

The WEG UMBW-BB-1-2/3P-E CAP is a high-quality end cap designed for industrial electrical applications, providing essential protection and structural integrity to circuit breaker systems. As part of WEG’s renowned UMBW-BB series, this end cap ensures compatibility and reliability in demanding environments, where electrical safety and operational efficiency are paramount. Engineered to meet stringent industrial standards, the UMBW-BB-1-2/3P-E CAP is a critical component for maintaining the integrity of miniature circuit breakers (MCBs), which are widely used in motor circuits, distribution panels, and power systems across various industries. Miniature circuit breakers like the WEG UMBW-BB series are compact yet powerful devices designed to protect electrical circuits from overloads and short circuits. The UMBW-BB-1-2/3P-E CAP specifically serves as an end cap, ensuring that the circuit breaker assembly remains secure, dust-resistant, and properly aligned within the panel or enclosure. This end cap is particularly suited for the UMBW-BB-1-2/3P-E circuit breaker, which is a 1-pole to 3-pole device offering versatile protection for branch circuits. By integrating thermal and magnetic trip mechanisms, these MCBs provide dual-layer protection: thermal protection responds to sustained overloads by tripping the breaker, while magnetic protection reacts instantaneously to short-circuit conditions, preventing catastrophic damage to equipment and reducing the risk of electrical fires. Industries such as manufacturing, oil and gas, mining, and infrastructure rely on WEG’s UMBW-BB series for their robust performance and adherence to global safety standards. The UMBW-BB-1-2/3P-E CAP plays a crucial role in these applications by ensuring that the circuit breaker remains properly enclosed, reducing the risk of accidental contact, dust ingress, or mechanical damage. Professionals in electrical engineering and maintenance prioritize WEG products for their durability, precision engineering, and compliance with international certifications, making them a trusted choice for critical applications. Installation of the UMBW-BB-1-2/3P-E CAP is straightforward, designed to integrate seamlessly with WEG’s UMBW-BB circuit breakers. The end cap snaps or screws into place, providing a secure fit that enhances the overall reliability of the breaker assembly. For optimal performance, it is essential to select the correct end cap model to match the specific circuit breaker configuration, such as the 1-pole, 2-pole, or 3-pole variants. Regular inspection and maintenance of the end cap and associated circuit breaker ensure long-term protection and compliance with safety protocols. WEG, a global leader in electrical engineering and automation, is renowned for its innovative solutions and commitment to quality. The UMBW-BB series, including the UMBW-BB-1-2/3P-E CAP, reflects WEG’s dedication to providing reliable, high-performance products that meet the evolving needs of industrial applications. By choosing WEG, engineers and facility managers gain access to a product line backed by decades of expertise, extensive testing, and a global support network. Whether for new installations or retrofitting existing systems, the WEG UMBW-BB-1-2/3P-E CAP delivers the performance and peace of mind required in today’s industrial environments.
  • High-quality end cap for WEG UMBW-BB series circuit breakers
  • Ensures secure component protection against dust and mechanical damage
  • Compatible with 1-pole to 3-pole miniature circuit breakers (MCBs)
  • Thermal and magnetic trip mechanisms for overload and short-circuit protection
  • Trusted by industries like manufacturing, oil & gas, and infrastructure

Specifications

Material
Poly
Poles
1P-3P
Series
UMBW-BB
Package Weight (Imperial)
0.05 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.