WEG Strategic Partner Distributor
WEG UBW225N-FTU125-3A - CIRCUIT BREAKER UBW225N-FTU125-3A WEG specifications: Frame size 225; Trip type Fixed thermal and magnetic; Rated current 125.0 A; Breaker interuption capacity @480 Vac 35.0 kA; Number of poles 3
WEG

UBW225N-FTU125-3A

Alternate Item Number: 13713042

UPC: 7909322746708

Contact for Pricing

Overview

The WEG UBW225N-FTU125-3A molded case circuit breaker is a critical component for industrial electrical protection and control systems, engineered to deliver reliable overcurrent protection in demanding environments. Designed for motor circuits, distribution panels, and industrial power systems, this circuit breaker automatically disconnects power during fault conditions to prevent equipment damage, electrical fires, and costly downtime. Manufactured by WEG, a global leader in industrial electrical solutions, the UBW225N-FTU125-3A combines robust construction with advanced thermal-magnetic tripping technology to ensure precise fault detection and rapid response. This circuit breaker is part of WEG’s comprehensive portfolio of industrial protection devices, trusted by engineers and facility managers worldwide for its durability, performance, and compliance with international safety standards. Whether installed in manufacturing plants, commercial buildings, or utility substations, the UBW225N-FTU125-3A provides essential protection for sensitive electrical infrastructure. Its compact design and modular configuration make it ideal for space-constrained installations, while its high interrupting rating ensures reliable operation even in high-fault current scenarios. Key applications for the WEG UBW225N-FTU125-3A include: - **Motor protection**: Safeguarding industrial motors from overloads and short circuits to extend equipment lifespan and reduce maintenance costs. - **Distribution panels**: Managing branch circuit protection in commercial and industrial electrical distribution systems. - **Industrial machinery**: Providing critical protection for CNC machines, conveyors, pumps, and other high-power equipment. - **Renewable energy systems**: Ensuring safe operation in solar, wind, and battery storage installations where reliable overcurrent protection is essential. - **Building infrastructure**: Protecting lighting circuits, HVAC systems, and other critical loads in large facilities. Selecting the right circuit breaker is a fundamental step in designing a safe and efficient electrical system. Professionals prioritize devices that offer a balance of interrupting capacity, thermal stability, and ease of installation. The WEG UBW225N-FTU125-3A excels in these areas, featuring: - **High interrupting rating**: Capable of safely interrupting fault currents to protect downstream equipment. - **Thermal-magnetic tripping**: Provides both overload and short-circuit protection for comprehensive fault response. - **Durable construction**: Built to withstand harsh industrial environments, including vibration, dust, and temperature fluctuations. - **Compliance with standards**: Meets UL, IEC, and other international safety certifications for global deployment. - **Easy integration**: Compatible with standard mounting configurations and compatible with WEG’s broader line of industrial control products. WEG’s reputation for innovation and reliability makes the UBW225N-FTU125-3A a preferred choice for engineers seeking dependable protection solutions. With decades of experience in industrial electrical systems, WEG delivers products that combine cutting-edge technology with practical functionality. The UBW225N-FTU125-3A is not just a circuit breaker—it’s a safeguard for your most critical electrical assets, ensuring operational continuity and compliance with safety regulations. For facilities requiring robust, low-maintenance protection, the WEG UBW225N-FTU125-3A circuit breaker is an investment in reliability and peace of mind. Whether upgrading existing systems or designing new installations, this circuit breaker provides the performance and durability needed to meet the challenges of modern industrial environments.
  • Thermal-magnetic tripping for overload and short-circuit protection
  • High interrupting rating for demanding industrial environments
  • Compact design for space-constrained installations
  • Compliant with UL, IEC, and other international safety standards
  • Trusted WEG quality for motor circuits, distribution panels, and industrial systems

Specifications

Breaker interuption capacity @480 Vac
35.0 kA
Current Rating
125 A
Frame size
225
Number Of Poles
3
Rated current
125.0 A
Series
UBW225N
Trip type
Fixed thermal and magnetic
Package Weight (Imperial)
4.95 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.