WEG AX-UBW250 - AUXILIARY CONTACT AX-UBW250
WEG

AX-UBW250

Alternate Item Number: 13745697

UPC: 7909322806792

Contact for Pricing

Overview

The WEG AX-UBW250 auxiliary contact is a factory-installed accessory specifically designed for WEG UBW2500 series circuit breakers, enabling remote status monitoring of the breaker's position (ON/OFF). This accessory mounts directly on the left side of the breaker, occupying only 9 mm of panel space, which makes it ideal for compact installations where space efficiency is critical. It features a single pole double throw (1NO+1NC) contact configuration, providing versatile signaling options for integration into control systems. The AX-UBW250 supports maximum operating voltages of 277 VAC at 3A, 240 VAC at 6A, and 220 VDC at 1.5A, ensuring compatibility with a wide range of electrical systems. With a mechanical endurance rating of 20,000 operations, it delivers reliable long-term performance in demanding industrial applications. The unit weighs 29g and is engineered for direct integration with WEG UBW2500 breakers, ensuring seamless compatibility and installation. This auxiliary switch is particularly suitable for monitoring breaker status in motor control centers, switchgear, and distribution panels where remote indication is required for operational efficiency and safety. The AX-UBW250 is manufactured by WEG in Brazil and carries the SKU AX-UBW250, ensuring it meets the high-quality standards associated with the WEG brand.
  • Factory-installed auxiliary contact for WEG UBW2500 series circuit breakers
  • 1 Normally Open (NO) + 1 Normally Closed (NC) contact configuration
  • Supports 277 VAC at 3A, 240 VAC at 6A, and 220 VDC at 1.5A
  • Compact 9 mm panel space requirement with left-side mounting
  • 20,000 mechanical operations rated endurance for long-term reliability

Specifications

Current Rating
3 A / 6 A / 1.5 A
Mounting Type
Field mountable on left side
Poles
2 (1 NO + 1 NC)
Series
UBW2500
Voltage Rating
277 VAC / 240 VAC / 220 VDC
Package Weight (Imperial)
0.339 LB
CONTACT BLOCK BC-1 DWB

BC-1 DWB

CONTACT BLOCK BC-1 DWB
AUX CONTACT UNIT,UA-4,3A1B,TWIN,EXP

83361634060

AUX CONTACT UNIT,UA-4,3A1B,TWIN,EXP
MS116/132 SHUNT TRIP, 110V

AA1-110

MS116/132 SHUNT TRIP, 110V

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.